Solar Radio, Magnetometry and Spectroscopy

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Zeeman effect in helium using a home-made Fabry-Perot etalon

Last post by thesmiths « Tue Apr 06, 2021 4:27 pm
Replies: 8
by thesmiths » Tue Feb 23, 2021 2:54 am

Rating: 14.04%

8 Replies

328 Views

Last post by thesmiths
Tue Apr 06, 2021 4:27 pm
SHG h-beta caK

Last post by Montana « Tue Apr 06, 2021 7:06 am
Replies: 2
by highfnum » Mon Apr 05, 2021 11:47 pm

Rating: 5.26%

2 Replies

38 Views

Last post by Montana
Tue Apr 06, 2021 7:06 am
Geomagnetic Unrest 20th March 2021- UPDATED

Last post by marktownley « Sun Mar 28, 2021 10:28 am
Replies: 4
by Carbon60 » Sat Mar 20, 2021 4:46 pm

Rating: 12.28%

4 Replies

153 Views

Last post by marktownley
Sun Mar 28, 2021 10:28 am
Zeeman effect in neon using the home-made etalon

Last post by thesmiths « Wed Mar 24, 2021 5:55 pm
Replies: 2
by thesmiths » Wed Mar 17, 2021 1:06 am

Rating: 8.77%

2 Replies

111 Views

Last post by thesmiths
Wed Mar 24, 2021 5:55 pm
G1 Geomagnetic Storm 13th March 2021

Last post by marktownley « Sat Mar 20, 2021 10:38 am
Replies: 6
by Carbon60 » Sun Mar 14, 2021 4:36 pm

Rating: 8.77%

6 Replies

104 Views

Last post by marktownley
Sat Mar 20, 2021 10:38 am
Quantitative and qualitative test of etalons with an Ha tube

Last post by christian viladrich « Wed Mar 17, 2021 5:54 pm
Replies: 18
by christian viladrich » Sun Feb 07, 2021 9:56 pm

Rating: 33.33%

18 Replies

374 Views

Last post by christian viladrich
Wed Mar 17, 2021 5:54 pm
Radio meteor detection- Feb 2021

Last post by marktownley « Sun Mar 14, 2021 7:05 am
Replies: 4
by Carbon60 » Wed Mar 10, 2021 3:25 pm

Rating: 8.77%

4 Replies

98 Views

Last post by marktownley
Sun Mar 14, 2021 7:05 am
Measuring solar wind

Last post by Carbon60 « Fri Mar 12, 2021 9:27 pm
Replies: 5
by SimonM » Thu Mar 11, 2021 10:23 pm

Rating: 7.02%

5 Replies

130 Views

Last post by Carbon60
Fri Mar 12, 2021 9:27 pm
Zeeman effect in mercury using the home-made Fabry-Perot (with gifs!)

Last post by thesmiths « Sun Mar 07, 2021 2:41 am
Replies: 3
by thesmiths » Mon Mar 01, 2021 2:54 am

Rating: 5.26%

3 Replies

75 Views

Last post by thesmiths
Sun Mar 07, 2021 2:41 am
H spectrum tube first light

Last post by christian viladrich « Sat Mar 06, 2021 11:16 am
Replies: 1
by Fabio_Imm » Fri Mar 05, 2021 6:53 pm

Rating: 3.51%

1 Replies

80 Views

Last post by christian viladrich
Sat Mar 06, 2021 11:16 am
G1 Geomagnetic Storm

Last post by Montana « Fri Mar 05, 2021 9:02 am
Replies: 3
by Carbon60 » Wed Mar 03, 2021 8:31 pm

Rating: 3.51%

3 Replies

67 Views

Last post by Montana
Fri Mar 05, 2021 9:02 am
Radio meteor detection - Feb 2021

Last post by marktownley « Wed Mar 03, 2021 8:16 pm
Replies: 6
by JochenM » Mon Mar 01, 2021 8:30 am

Rating: 14.04%

6 Replies

91 Views

Last post by marktownley
Wed Mar 03, 2021 8:16 pm
Testing a Daystar QPE 0.6A filter with a H spectrum tube.

Last post by LTHB « Wed Mar 03, 2021 10:33 am
Replies: 4
by p_zetner » Sun Feb 28, 2021 9:14 pm

Rating: 7.02%

4 Replies

121 Views

Last post by LTHB
Wed Mar 03, 2021 10:33 am
Testing a Lunt LS50FHa etalon with a H spectrum tube.

Last post by christian viladrich « Fri Feb 26, 2021 10:22 am
Replies: 14
by p_zetner » Mon Feb 22, 2021 11:33 pm

Rating: 24.56%

14 Replies

469 Views

Last post by christian viladrich
Fri Feb 26, 2021 10:22 am
A New Spectroheliograph

Last post by MalVeauX « Mon Feb 22, 2021 8:11 pm
Replies: 8
by p_zetner » Fri Feb 19, 2021 11:50 pm

Rating: 21.05%

8 Replies

305 Views

Last post by MalVeauX
Mon Feb 22, 2021 8:11 pm
Geomagnetic Activity 18th-20th February 2021

Last post by Carbon60 « Sun Feb 21, 2021 5:22 pm
Replies: 3
by Carbon60 » Sat Feb 20, 2021 6:30 pm

Rating: 14.04%

3 Replies

58 Views

Last post by Carbon60
Sun Feb 21, 2021 5:22 pm
Fabry-Perot etalon testing: Zeeman splitting of neon

Last post by thesmiths « Thu Feb 18, 2021 1:34 am
Replies: 14
by thesmiths » Fri Feb 12, 2021 10:52 pm

Rating: 14.04%

14 Replies

362 Views

Last post by thesmiths
Thu Feb 18, 2021 1:34 am
A hydrogen spectrum tube-- for fun and etalon testing

Last post by Merlin66 « Tue Feb 16, 2021 4:45 am
Replies: 20
by thesmiths » Fri Feb 05, 2021 9:28 pm

Rating: 24.56%

20 Replies

423 Views

Last post by Merlin66
Tue Feb 16, 2021 4:45 am
G1 Geomagnetic Storm 6-7th Feb '21-UPDATED

Last post by Carbon60 « Fri Feb 12, 2021 8:16 pm
Replies: 11
by Carbon60 » Sun Feb 07, 2021 8:31 am

Rating: 17.54%

11 Replies

158 Views

Last post by Carbon60
Fri Feb 12, 2021 8:16 pm
Geomagnetic Surprise 8th Feb 2021

Last post by marktownley « Thu Feb 11, 2021 7:57 pm
Replies: 5
by Carbon60 » Wed Feb 10, 2021 7:22 am

Rating: 14.04%

5 Replies

68 Views

Last post by marktownley
Thu Feb 11, 2021 7:57 pm
Home-made Fabry-Perot etalon project

Last post by marktownley « Wed Feb 10, 2021 5:43 pm
Replies: 5
by thesmiths » Wed Feb 10, 2021 12:51 am

Rating: 10.53%

5 Replies

129 Views

Last post by marktownley
Wed Feb 10, 2021 5:43 pm
Geomagnetic Summary for January 2021

Last post by Carbon60 « Tue Feb 09, 2021 6:22 am
Replies: 4
by Carbon60 » Mon Feb 01, 2021 6:50 pm

Rating: 7.02%

4 Replies

87 Views

Last post by Carbon60
Tue Feb 09, 2021 6:22 am
Geomagnetic Unrest- 2nd Feb 2021-UPDATED

Last post by Carbon60 « Tue Feb 09, 2021 6:20 am
Replies: 6
by Carbon60 » Tue Feb 02, 2021 7:40 pm

Rating: 15.79%

6 Replies

97 Views

Last post by Carbon60
Tue Feb 09, 2021 6:20 am
Quadrantid Meteor Data from the UK-UPDATED

Last post by marktownley « Mon Feb 08, 2021 9:24 pm
Replies: 12
by Carbon60 » Mon Jan 04, 2021 7:23 am

Rating: 24.56%

12 Replies

265 Views

Last post by marktownley
Mon Feb 08, 2021 9:24 pm
RMO and January 2021

Last post by marktownley « Mon Feb 08, 2021 9:23 pm
Replies: 3
by rsfoto » Sun Jan 31, 2021 4:07 pm

Rating: 7.02%

3 Replies

83 Views

Last post by marktownley
Mon Feb 08, 2021 9:23 pm
Research suggestions

Last post by christian viladrich « Sat Feb 06, 2021 3:17 pm
Replies: 3
by willisobservatory » Sun Jan 24, 2021 10:35 pm

Rating: 7.02%

3 Replies

196 Views

Last post by christian viladrich
Sat Feb 06, 2021 3:17 pm
G1 Geomagnetic Storm 25th-27th Jan '21

Last post by rsfoto « Sun Jan 31, 2021 3:54 pm
Replies: 6
by Carbon60 » Wed Jan 27, 2021 10:50 am

Rating: 10.53%

6 Replies

136 Views

Last post by rsfoto
Sun Jan 31, 2021 3:54 pm
SOLEX spectrohelograph project - 3D printing DIY

Last post by LTHB « Thu Jan 28, 2021 10:49 am
Replies: 5
by christian viladrich » Fri Jan 22, 2021 12:23 pm

Rating: 12.28%

5 Replies

305 Views

Last post by LTHB
Thu Jan 28, 2021 10:49 am
Atomic wavelengths

Last post by Montana « Wed Jan 27, 2021 3:08 pm
Replies: 2
by marios i. » Wed Jan 27, 2021 4:23 am

Rating: 1.75%

2 Replies

130 Views

Last post by Montana
Wed Jan 27, 2021 3:08 pm
Geoeffective Shockwave

Last post by Carbon60 « Wed Jan 13, 2021 6:56 am
Replies: 7
by Carbon60 » Mon Jan 11, 2021 10:06 pm

Rating: 19.3%

7 Replies

277 Views

Last post by Carbon60
Wed Jan 13, 2021 6:56 am
First Geomagnetic Activity of 2021

Last post by Carbon60 « Sun Jan 10, 2021 10:39 am
Replies: 4
by Carbon60 » Thu Jan 07, 2021 8:36 am

Rating: 10.53%

4 Replies

159 Views

Last post by Carbon60
Sun Jan 10, 2021 10:39 am
Geomagnetic Summary for 2020

Last post by marktownley « Tue Jan 05, 2021 6:51 am
Replies: 4
by Carbon60 » Mon Jan 04, 2021 7:50 am

Rating: 10.53%

4 Replies

116 Views

Last post by marktownley
Tue Jan 05, 2021 6:51 am
Quadrantids January 3 2021

Last post by rsfoto « Mon Jan 04, 2021 4:04 pm
Replies: 5
by rsfoto » Sun Jan 03, 2021 4:10 pm

Rating: 17.54%

5 Replies

118 Views

Last post by rsfoto
Mon Jan 04, 2021 4:04 pm
Geomagnetic Unrest/G1 storm 23rd December 2020

Last post by marktownley « Sun Dec 27, 2020 2:58 pm
Replies: 3
by Carbon60 » Wed Dec 23, 2020 7:27 am

Rating: 7.02%

3 Replies

167 Views

Last post by marktownley
Sun Dec 27, 2020 2:58 pm
Radio Detected Ursids

Last post by marktownley « Sun Dec 27, 2020 2:57 pm
Replies: 7
by Carbon60 » Thu Dec 24, 2020 6:50 am

Rating: 19.3%

7 Replies

154 Views

Last post by marktownley
Sun Dec 27, 2020 2:57 pm
Radio Detected Geminids December 2020-UPDATED (2)

Last post by Carbon60 « Tue Dec 22, 2020 8:39 am
Replies: 18
by Carbon60 » Sun Dec 13, 2020 8:52 am

Rating: 42.11%

18 Replies

594 Views

Last post by Carbon60
Tue Dec 22, 2020 8:39 am
14/12/2020 Solar eclipse flash Spectrum

Last post by LTHB « Mon Dec 21, 2020 6:07 pm
Replies: 3
by rsfoto » Wed Dec 16, 2020 11:05 pm

Rating: 5.26%

3 Replies

172 Views

Last post by LTHB
Mon Dec 21, 2020 6:07 pm
Solar Spectroscopy

Last post by Merlin66 « Tue Dec 15, 2020 12:40 am
Replies: 17
by rsfoto » Sat Dec 05, 2020 3:58 pm

Rating: 19.3%

17 Replies

664 Views

Last post by Merlin66
Tue Dec 15, 2020 12:40 am
Radio Detected Leonids November 2020

Last post by marktownley « Sat Dec 05, 2020 3:54 pm
Replies: 28
by Carbon60 » Fri Nov 20, 2020 7:43 am
1

2
Rating: 33.33%
28 Replies

826 Views

Last post by marktownley
Sat Dec 05, 2020 3:54 pm
Geomagnetic Activity 20th-22nd November 2020

Last post by marktownley « Sat Dec 05, 2020 8:39 am
Replies: 6
by Carbon60 » Sun Nov 22, 2020 3:43 pm

Rating: 10.53%

6 Replies

219 Views

Last post by marktownley
Sat Dec 05, 2020 8:39 am
Radio Detected Orionids 2020

Last post by marktownley « Sun Nov 15, 2020 11:23 am
Replies: 8
by Carbon60 » Sun Nov 08, 2020 8:46 am

Rating: 14.04%

8 Replies

458 Views

Last post by marktownley
Sun Nov 15, 2020 11:23 am
Geomagnetic Activity 23rd-26th October 2020

Last post by marktownley « Thu Oct 29, 2020 2:28 pm
Replies: 6
by Carbon60 » Mon Oct 26, 2020 7:23 pm

Rating: 3.51%

6 Replies

430 Views

Last post by marktownley
Thu Oct 29, 2020 2:28 pm
Orionids by radio detection-UPDATED

Last post by marktownley « Thu Oct 29, 2020 2:27 pm
Replies: 12
by Carbon60 » Thu Oct 22, 2020 6:49 pm

Rating: 12.28%

12 Replies

405 Views

Last post by marktownley
Thu Oct 29, 2020 2:27 pm
my new old spectroscopy book

Last post by Merlin66 « Thu Oct 29, 2020 1:29 am
Replies: 12
by highfnum » Mon Oct 26, 2020 11:27 pm

Rating: 3.51%

12 Replies

421 Views

Last post by Merlin66
Thu Oct 29, 2020 1:29 am
Magnetometry-summary data for August/September

Last post by p_zetner « Tue Oct 13, 2020 12:52 pm
Replies: 3
by Carbon60 » Mon Oct 12, 2020 1:50 pm

Rating: 8.77%

3 Replies

361 Views

Last post by p_zetner
Tue Oct 13, 2020 12:52 pm
Radio meteor detection of the Draconids (October 2020)

Last post by marktownley « Mon Oct 12, 2020 9:28 pm
Replies: 2
by Carbon60 » Mon Oct 12, 2020 2:00 pm

Rating: 1.75%

2 Replies

171 Views

Last post by marktownley
Mon Oct 12, 2020 9:28 pm
Geomagnetic Activity 22-25th Sept. 2020- Updated

Last post by Carbon60 « Thu Oct 01, 2020 5:17 pm
Replies: 5
by Carbon60 » Fri Sep 25, 2020 7:34 pm

Rating: 8.77%

5 Replies

428 Views

Last post by Carbon60
Thu Oct 01, 2020 5:17 pm
Perseid Meteor Detection by Radio

Last post by rsfoto « Wed Sep 30, 2020 2:37 pm
Replies: 99
by Carbon60 » Sun Aug 16, 2020 5:31 pm
1

2

3

4
Rating: 77.19%
99 Replies

3359 Views

Last post by rsfoto
Wed Sep 30, 2020 2:37 pm
August Radio Meteor Detection- 2020

Last post by Montana « Thu Sep 24, 2020 7:05 am
Replies: 2
by Carbon60 » Wed Sep 23, 2020 8:11 pm

2 Replies

191 Views

Last post by Montana
Thu Sep 24, 2020 7:05 am
Geomagnetic Activity Rumbles on- 2nd Sept 20

Last post by Carbon60 « Fri Sep 04, 2020 6:07 am
Replies: 3
by Carbon60 » Wed Sep 02, 2020 6:32 am

Rating: 7.02%

3 Replies

256 Views

Last post by Carbon60
Fri Sep 04, 2020 6:07 am
G1 Geomagnetic Storm

Last post by marktownley « Mon Aug 31, 2020 3:19 pm
Replies: 2
by Carbon60 » Sat Aug 29, 2020 4:20 pm

2 Replies

198 Views

Last post by marktownley
Mon Aug 31, 2020 3:19 pm
August 3, 2020 Spectroheliograms: the Fraunhofer Four

Last post by marktownley « Thu Aug 27, 2020 7:29 pm
Replies: 7
by p_zetner » Mon Aug 17, 2020 3:30 pm

Rating: 14.04%

7 Replies

531 Views

Last post by marktownley
Thu Aug 27, 2020 7:29 pm
Weak CME impact 13th July 2020

Last post by Carbon60 « Sat Aug 15, 2020 5:05 am
Replies: 9
by Carbon60 » Sat Jul 18, 2020 10:54 am

Rating: 12.28%

9 Replies

847 Views

Last post by Carbon60
Sat Aug 15, 2020 5:05 am
August 3, 2020: Calcium Trio

Last post by solarGain « Thu Aug 13, 2020 9:29 am
Replies: 9
by p_zetner » Fri Aug 07, 2020 4:33 am

Rating: 17.54%

9 Replies

669 Views

Last post by solarGain
Thu Aug 13, 2020 9:29 am
28 July: Portrait of AR12767 in 4 Fraunhofer Lines.

Last post by p_zetner « Fri Aug 07, 2020 5:50 pm
Replies: 5
by p_zetner » Fri Jul 31, 2020 9:40 pm

Rating: 10.53%

5 Replies

590 Views

Last post by p_zetner
Fri Aug 07, 2020 5:50 pm
Geomagnetic activity July and 3rd Aug. '20

Last post by Carbon60 « Fri Aug 07, 2020 5:36 am
Replies: 5
by Carbon60 » Tue Aug 04, 2020 7:20 pm

Rating: 5.26%

5 Replies

390 Views

Last post by Carbon60
Fri Aug 07, 2020 5:36 am
Geomagnetic Activity 24th/25th July 2020

Last post by Carbon60 « Sun Jul 26, 2020 4:50 pm
Replies: 3
by Carbon60 » Sat Jul 25, 2020 10:50 am

Rating: 3.51%

3 Replies

396 Views

Last post by Carbon60
Sun Jul 26, 2020 4:50 pm
SHS/ SHG Holographic Grating choices

Last post by solarGain « Wed Jul 22, 2020 6:48 am
Replies: 9
by solarGain » Fri Jul 17, 2020 9:59 am

9 Replies

885 Views

Last post by solarGain
Wed Jul 22, 2020 6:48 am
12 June 2020 Spectroheliograms

Last post by p_zetner « Wed Jul 15, 2020 8:17 pm
Replies: 16
by p_zetner » Sat Jun 27, 2020 3:49 am

Rating: 15.79%

16 Replies

1457 Views

Last post by p_zetner
Wed Jul 15, 2020 8:17 pm
Solar spectrum help required, please

Last post by huwiler « Tue Jul 14, 2020 8:43 am
Replies: 15
by Carbon60 » Mon Jun 01, 2020 9:16 pm

Rating: 21.05%

15 Replies

1229 Views

Last post by huwiler
Tue Jul 14, 2020 8:43 am
Untransversaliumisator : SHGrams processing software

Last post by Phil Rousselle « Fri Jul 03, 2020 7:49 am

by Phil Rousselle » Fri Jul 03, 2020 7:49 am

Rating: 3.51%

0 Replies

566 Views

Last post by Phil Rousselle
Fri Jul 03, 2020 7:49 am
Pc5 Geomagnetic Pulsations

Last post by Carbon60 « Sat Jun 27, 2020 6:59 am
Replies: 9
by Carbon60 » Thu Jun 25, 2020 6:22 am

Rating: 17.54%

9 Replies

687 Views

Last post by Carbon60
Sat Jun 27, 2020 6:59 am
simple caK shot

Last post by Montana « Thu Jun 25, 2020 1:22 pm
Replies: 4
by highfnum » Sat Jun 20, 2020 10:10 am

Rating: 1.75%

4 Replies

443 Views

Last post by Montana
Thu Jun 25, 2020 1:22 pm
20200613 H-beta Sun

Last post by highfnum « Sat Jun 20, 2020 10:05 am
Replies: 5
by Wah » Sat Jun 13, 2020 10:03 am

Rating: 5.26%

5 Replies

598 Views

Last post by highfnum
Sat Jun 20, 2020 10:05 am
Coming back...

Last post by Wah « Mon Jun 15, 2020 7:42 am
Replies: 42
by Wah » Fri May 29, 2020 1:13 am
1

2
Rating: 7.02%
42 Replies

2415 Views

Last post by Wah
Mon Jun 15, 2020 7:42 am
New spots, new observations on june 8th

Last post by Carbon60 « Thu Jun 11, 2020 6:42 am
Replies: 7
by Phil Rousselle » Tue Jun 09, 2020 5:56 pm

Rating: 7.02%

7 Replies

568 Views

Last post by Carbon60
Thu Jun 11, 2020 6:42 am
several frequencies of current spot

Last post by marktownley « Wed Jun 10, 2020 7:44 pm
Replies: 3
by highfnum » Wed Jun 10, 2020 4:18 am

Rating: 1.75%

3 Replies

342 Views

Last post by marktownley
Wed Jun 10, 2020 7:44 pm
Today's solar surface by SHG

Last post by Phil Rousselle « Tue Jun 09, 2020 5:41 pm
Replies: 10
by MERRILL » Tue Apr 28, 2020 12:30 am

Rating: 8.77%

10 Replies

1981 Views

Last post by Phil Rousselle
Tue Jun 09, 2020 5:41 pm
Magnetometer data May 2020

Last post by Carbon60 « Sun Jun 07, 2020 6:25 am
Replies: 4
by Carbon60 » Wed Jun 03, 2020 7:50 am

Rating: 12.28%

4 Replies

429 Views

Last post by Carbon60
Sun Jun 07, 2020 6:25 am
My smallest spectroscope first light

Last post by p_zetner « Fri Jun 05, 2020 8:22 pm
Replies: 6
by Wah » Fri Jun 05, 2020 12:48 am

Rating: 3.51%

6 Replies

646 Views

Last post by p_zetner
Fri Jun 05, 2020 8:22 pm
Who is going to capture the flash spectrum of the upcoming annular eclipse?

Last post by Wah « Tue Jun 02, 2020 10:54 pm
Replies: 2
by Wah » Tue Jun 02, 2020 9:20 am

2 Replies

371 Views

Last post by Wah
Tue Jun 02, 2020 10:54 pm
Quick first light

Last post by Wah « Mon Jun 01, 2020 11:38 pm
Replies: 4
by Wah » Sun May 31, 2020 11:51 pm

Rating: 5.26%

4 Replies

450 Views

Last post by Wah
Mon Jun 01, 2020 11:38 pm
SHG 5 5 2020

Last post by highfnum « Fri May 08, 2020 1:46 pm
Replies: 3
by highfnum » Thu May 07, 2020 11:04 am

Rating: 3.51%

3 Replies

597 Views

Last post by highfnum
Fri May 08, 2020 1:46 pm
apr 28 shg caH caK

Last post by MapleRidge « Wed Apr 29, 2020 11:02 pm
Replies: 5
by highfnum » Tue Apr 28, 2020 10:55 pm

Rating: 3.51%

5 Replies

987 Views

Last post by MapleRidge
Wed Apr 29, 2020 11:02 pm
Geomagnetic Activity 31st March 2020

Last post by Montana « Tue Mar 31, 2020 7:45 am
Replies: 2
by Carbon60 » Tue Mar 31, 2020 6:16 am

2 Replies

4952 Views

Last post by Montana
Tue Mar 31, 2020 7:45 am
Geomagnetic Activity 19th March

Last post by Carbon60 « Tue Mar 24, 2020 6:58 am
Replies: 5
by Carbon60 » Thu Mar 19, 2020 5:07 pm

5 Replies

3368 Views

Last post by Carbon60
Tue Mar 24, 2020 6:58 am
ar2758 with SHG

Last post by Montana « Tue Mar 10, 2020 7:58 am
Replies: 6
by highfnum » Mon Mar 09, 2020 11:51 pm

6 Replies

6296 Views

Last post by Montana
Tue Mar 10, 2020 7:58 am
old man is snoring

Last post by marktownley « Fri Mar 06, 2020 7:28 pm
Replies: 20
by highfnum » Mon Feb 17, 2020 5:29 pm

20 Replies

12811 Views

Last post by marktownley
Fri Mar 06, 2020 7:28 pm
Geomagnetic Activity- January 2020 Summary

Last post by Carbon60 « Mon Feb 03, 2020 7:40 pm
Replies: 2
by Carbon60 » Sun Feb 02, 2020 2:22 pm

2 Replies

3871 Views

Last post by Carbon60
Mon Feb 03, 2020 7:40 pm
Further Geomagnetic Unrest 21st 23rd Jan 2020

Last post by Carbon60 « Tue Jan 28, 2020 6:35 am
Replies: 4
by Carbon60 » Fri Jan 24, 2020 12:21 pm

4 Replies

3838 Views

Last post by Carbon60
Tue Jan 28, 2020 6:35 am
Geomagnetic Unrest Jan 2020

Last post by Carbon60 « Tue Jan 14, 2020 6:38 am
Replies: 4
by Carbon60 » Sat Jan 11, 2020 8:43 am

4 Replies

3789 Views

Last post by Carbon60
Tue Jan 14, 2020 6:38 am
SHG caH cak

Last post by Montana « Thu Nov 28, 2019 7:59 am
Replies: 26
by highfnum » Mon Oct 21, 2019 10:17 pm
1

2
26 Replies

5824 Views

Last post by Montana
Thu Nov 28, 2019 7:59 am
Further geomagnetic activity 21st-23rd Nov.

Last post by Montana « Mon Nov 25, 2019 8:03 am
Replies: 2
by Carbon60 » Sat Nov 23, 2019 4:42 pm

2 Replies

1639 Views

Last post by Montana
Mon Nov 25, 2019 8:03 am
Minor geomagnetic storm

Last post by MapleRidge « Fri Nov 22, 2019 11:18 pm
Replies: 6
by Carbon60 » Sun Nov 17, 2019 12:25 pm

6 Replies

2058 Views

Last post by MapleRidge
Fri Nov 22, 2019 11:18 pm
3D printing and SHG

Last post by Montana « Sun Nov 17, 2019 12:30 pm
Replies: 15
by taratasy » Thu Oct 31, 2019 2:53 am

15 Replies

3429 Views

Last post by Montana
Sun Nov 17, 2019 12:30 pm
Magnetometer Back Online

Last post by MapleRidge « Sat Nov 16, 2019 1:25 am
Replies: 6
by Carbon60 » Wed Nov 13, 2019 8:15 pm

6 Replies

1956 Views

Last post by MapleRidge
Sat Nov 16, 2019 1:25 am
large spectroheliograph - India

Last post by george9 « Fri Nov 15, 2019 12:29 am
Replies: 10
by highfnum » Thu Nov 07, 2019 5:16 pm

10 Replies

2651 Views

Last post by george9
Fri Nov 15, 2019 12:29 am
14May2019 Spectroheliograms: A Sunspot Study

Last post by Merrill55 « Thu Nov 14, 2019 10:13 am
Replies: 6
by p_zetner » Thu Oct 31, 2019 6:52 pm

6 Replies

2680 Views

Last post by Merrill55
Thu Nov 14, 2019 10:13 am
anyone know about this guy

Last post by highfnum « Mon Oct 21, 2019 4:53 pm
Replies: 6
by highfnum » Fri Oct 18, 2019 11:28 pm

6 Replies

2169 Views

Last post by highfnum
Mon Oct 21, 2019 4:53 pm
G1 Geomagnetic Storm

Last post by Montana « Mon Sep 30, 2019 9:08 am
Replies: 3
by Carbon60 » Sat Sep 28, 2019 6:38 am

3 Replies

2077 Views

Last post by Montana
Mon Sep 30, 2019 9:08 am
14May2019 Spectroheliograms: H alpha

Last post by LTHB « Thu Sep 19, 2019 5:59 pm
Replies: 9
by p_zetner » Thu Sep 12, 2019 9:31 pm

9 Replies

2916 Views

Last post by LTHB
Thu Sep 19, 2019 5:59 pm
SHG build, Lucky find or not

Last post by Martin_S « Tue Sep 17, 2019 11:06 pm
Replies: 4
by Martin_S » Fri Sep 13, 2019 9:53 am

4 Replies

2070 Views

Last post by Martin_S
Tue Sep 17, 2019 11:06 pm
New G1/G2 solar storm.... New data added

Last post by Montana « Tue Sep 17, 2019 9:19 am
Replies: 6
by Carbon60 » Sat Aug 31, 2019 4:42 pm

6 Replies

2322 Views

Last post by Montana
Tue Sep 17, 2019 9:19 am
G1 Geomagnetic Storm Rumbles On

Last post by Carbon60 « Mon Aug 12, 2019 4:55 pm
Replies: 4
by Carbon60 » Sun Aug 11, 2019 4:50 pm

4 Replies

2024 Views

Last post by Carbon60
Mon Aug 12, 2019 4:55 pm
SHS at stellafane VT 2019

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Replies: 11
by highfnum » Sun Aug 04, 2019 8:45 pm

11 Replies

2975 Views

Last post by highfnum
Mon Aug 05, 2019 11:35 am
3-month summer comparisons 2017-2019

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Replies: 5
by Carbon60 » Sat Aug 03, 2019 8:39 pm

5 Replies

2033 Views

Last post by Carbon60
Mon Aug 05, 2019 9:31 am
Long focus singlet lenses-Surplus Shed

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Replies: 6
by Merlin66 » Mon Jul 29, 2019 10:15 pm

6 Replies

2291 Views

Last post by marktownley
Thu Aug 01, 2019 10:51 pm
cak present and past

Last post by Montana « Thu Aug 01, 2019 6:31 am
Replies: 49
by highfnum » Sat May 18, 2019 8:16 pm
1

2
49 Replies

8700 Views

Last post by Montana
Thu Aug 01, 2019 6:31 am
shg a few freq

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Replies: 6
by highfnum » Thu Jul 25, 2019 2:12 am

6 Replies

2080 Views

Last post by highfnum
Sat Jul 27, 2019 2:38 pm
h-beta sun 3 brightness levels

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Replies: 3
by highfnum » Tue Jul 16, 2019 11:44 pm

3 Replies

1907 Views

Last post by Montana
Wed Jul 17, 2019 10:53 am
question on Young's F line image

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Replies: 4
by highfnum » Tue Jun 25, 2019 5:28 pm

4 Replies

2005 Views

Last post by Merlin66
Thu Jun 27, 2019 10:21 am
A 19th century PST

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Replies: 5
by highfnum » Fri Jun 21, 2019 6:09 pm

5 Replies

2225 Views

Last post by highfnum
Mon Jun 24, 2019 10:08 pm
can someone explain double reversal?

Last post by highfnum « Thu Jun 13, 2019 10:27 am
Replies: 3
by highfnum » Wed Jun 12, 2019 12:35 am

3 Replies

2244 Views

Last post by highfnum
Thu Jun 13, 2019 10:27 am
Ha sun with SHG

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Replies: 9
by highfnum » Mon May 27, 2019 3:56 pm

9 Replies

2558 Views

Last post by Montana
Tue Jun 04, 2019 6:52 am
Geomagnetic Unrest May 2019

Last post by marktownley « Sun May 05, 2019 11:17 am
Replies: 3
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3 Replies

1890 Views

Last post by marktownley
Sun May 05, 2019 11:17 am
G1 Geomagnetic Storm 28th Feb '19

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Replies: 3
by Carbon60 » Thu Feb 28, 2019 7:29 pm

3 Replies

2454 Views

Last post by MapleRidge
Thu Apr 11, 2019 12:31 am
Geomagnetic storm 1st Feb 2019

Last post by Carbon60 « Mon Feb 04, 2019 9:18 pm
Replies: 9
by Carbon60 » Fri Feb 01, 2019 7:36 pm

9 Replies

3093 Views

Last post by Carbon60
Mon Feb 04, 2019 9:18 pm
New Geomagnetic Storm Arrives 4th Jan 2019

Last post by MapleRidge « Fri Jan 11, 2019 4:36 am
Replies: 3
by Carbon60 » Sat Jan 05, 2019 9:42 am

3 Replies

2333 Views

Last post by MapleRidge
Fri Jan 11, 2019 4:36 am
Geomagnetic Activity Summary for 2018

Last post by Carbon60 « Wed Jan 02, 2019 7:39 pm
Replies: 7
by Carbon60 » Mon Dec 31, 2018 6:07 pm

7 Replies

2632 Views

Last post by Carbon60
Wed Jan 02, 2019 7:39 pm
Helium Disk: 08Aug2018 Spectroheliogram

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Replies: 14
by p_zetner » Sun Dec 16, 2018 8:59 pm

14 Replies

4245 Views

Last post by LTHB
Mon Dec 24, 2018 11:59 pm
magnetic fields

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Replies: 7
by Merrill55 » Sat Dec 22, 2018 3:22 am

7 Replies

2821 Views

Last post by Merrill55
Sun Dec 23, 2018 5:04 am
08Aug Disk: Spectral sweep through H-alpha.

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Replies: 11
by p_zetner » Wed Aug 15, 2018 4:22 pm

11 Replies

4404 Views

Last post by Valery
Thu Nov 22, 2018 9:04 am
Minor Geomagnetic Storm 4th-5th Nov 2018

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Replies: 3
by Carbon60 » Mon Nov 05, 2018 7:10 am

3 Replies

2145 Views

Last post by Carbon60
Mon Nov 05, 2018 8:54 pm
For Science / Math Lovers: Measurement of a Solar Filament Temperature.

Last post by marktownley « Tue Oct 16, 2018 6:19 pm
Replies: 6
by p_zetner » Sat Oct 13, 2018 6:15 pm

6 Replies

3645 Views

Last post by marktownley
Tue Oct 16, 2018 6:19 pm
Weekend Geomagnetic Storm UPDATED 7th & 9th Oct. 18

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Replies: 3
by Carbon60 » Mon Oct 08, 2018 5:59 am

3 Replies

2445 Views

Last post by Carbon60
Tue Oct 09, 2018 10:04 am
Weekend Geomagnetic Storm Sept 21st-23rd

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Replies: 3
by Carbon60 » Sun Sep 23, 2018 7:03 pm

3 Replies

2228 Views

Last post by Carbon60
Tue Sep 25, 2018 5:27 am
G2 Geomagnetic Storm 11th Sept 2018

Last post by Carbon60 « Sun Sep 16, 2018 11:01 am
Replies: 5
by Carbon60 » Tue Sep 11, 2018 5:50 am

5 Replies

2618 Views

Last post by Carbon60
Sun Sep 16, 2018 11:01 am
08Aug: Spectral sweep through the Ca K line

Last post by p_zetner « Sat Sep 15, 2018 4:32 pm
Replies: 13
by p_zetner » Tue Aug 28, 2018 4:38 pm

13 Replies

4453 Views

Last post by p_zetner
Sat Sep 15, 2018 4:32 pm
G3 solar storm- Magnetometer response 25th-26th Aug 2018_Updated

Last post by carlosjackal « Wed Aug 29, 2018 4:45 pm
Replies: 10
by Carbon60 » Sun Aug 26, 2018 6:45 pm

10 Replies

3272 Views

Last post by carlosjackal
Wed Aug 29, 2018 4:45 pm
CME hit!

Last post by marktownley « Tue Aug 28, 2018 7:59 pm
Replies: 8
by carlosjackal » Sun Aug 26, 2018 10:21 am

8 Replies

3085 Views

Last post by marktownley
Tue Aug 28, 2018 7:59 pm
Further geomagnetic unrest

Last post by marktownley « Thu Aug 23, 2018 9:16 am
Replies: 3
by Carbon60 » Tue Aug 21, 2018 9:13 pm

3 Replies

2262 Views

Last post by marktownley
Thu Aug 23, 2018 9:16 am
08Aug Spectroheliograms

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Replies: 10
by p_zetner » Sun Aug 12, 2018 3:26 am

10 Replies

3567 Views

Last post by highfnum
Mon Aug 20, 2018 8:58 pm
Finally some magnetic activity Aug 16th 2018

Last post by Carbon60 « Mon Aug 20, 2018 11:07 am
Replies: 5
by Carbon60 » Thu Aug 16, 2018 9:48 am

5 Replies

2652 Views

Last post by Carbon60
Mon Aug 20, 2018 11:07 am
Even when there's little going on....

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Replies: 6
by Spectral Joe » Sun Jul 15, 2018 2:20 pm

6 Replies

3146 Views

Last post by Montana
Wed Jul 18, 2018 9:35 am
15 July Spectroheliograms

Last post by Montana « Wed Jul 18, 2018 9:29 am
Replies: 4
by p_zetner » Mon Jul 16, 2018 6:44 pm

4 Replies

2635 Views

Last post by Montana
Wed Jul 18, 2018 9:29 am
Recent Digital SHG

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Replies: 12
by Merrill55 » Sat Jul 14, 2018 5:53 am

12 Replies

4140 Views

Last post by Montana
Wed Jul 18, 2018 9:27 am
finally some solar action

Last post by highfnum « Thu Jul 12, 2018 6:17 pm
Replies: 16
by highfnum » Tue Jun 19, 2018 10:13 pm

16 Replies

4802 Views

Last post by highfnum
Thu Jul 12, 2018 6:17 pm
strong prom in Ha and even in Hb

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Replies: 5
by highfnum » Mon Jul 02, 2018 11:54 pm

5 Replies

2928 Views

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Wed Jul 11, 2018 4:48 am
New product for magnetometer?

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Replies: 3
by carlosjackal » Sat Jun 23, 2018 8:49 pm

3 Replies

2326 Views

Last post by highfnum
Sun Jun 24, 2018 9:39 am
Minor geomagnetic storm 18th June 2018

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Replies: 4
by Carbon60 » Mon Jun 18, 2018 4:22 pm

4 Replies

2546 Views

Last post by Carbon60
Wed Jun 20, 2018 5:53 am
just a little fun

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Replies: 2
by highfnum » Mon Jun 18, 2018 11:22 pm

2 Replies

2230 Views

Last post by Montana
Tue Jun 19, 2018 9:06 am
Littrow SHG prototype

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Replies: 41
by Merlin66 » Sat Aug 06, 2016 12:26 am
1

2
41 Replies

11732 Views

Last post by Merlin66
Mon Jun 18, 2018 11:00 pm
awoke from long sleep

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Replies: 13
by highfnum » Sun Apr 22, 2018 7:44 pm

13 Replies

4999 Views

Last post by Carbon60
Wed Jun 13, 2018 6:39 pm
Solar wind continues to blow

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Replies: 5
by Carbon60 » Thu May 10, 2018 7:16 pm

5 Replies

3081 Views

Last post by marktownley
Mon May 14, 2018 6:35 am
Recent Digital SHG

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Replies: 14
by Merrill55 » Sun Jan 21, 2018 10:07 am

14 Replies

4971 Views

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Sun May 13, 2018 12:21 am
Arduino Magnetometer Testing

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Replies: 32
by carlosjackal » Sun Feb 11, 2018 11:45 am
1

2
32 Replies

9476 Views

Last post by carlosjackal
Wed Mar 21, 2018 9:21 am
More geomagnetic activity 16th March 2018-Updated 19th

Last post by Carbon60 « Tue Mar 20, 2018 9:13 pm
Replies: 9
by Carbon60 » Fri Mar 16, 2018 7:05 am

9 Replies

3406 Views

Last post by Carbon60
Tue Mar 20, 2018 9:13 pm
Geomagnetic Unrest March 10th 2018

Last post by Carbon60 « Sun Mar 11, 2018 8:01 pm
Replies: 3
by Carbon60 » Sat Mar 10, 2018 9:20 am

3 Replies

2306 Views

Last post by Carbon60
Sun Mar 11, 2018 8:01 pm
Positive Meniscus Lens for Spectrohelioscope

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Replies: 2
by kohamher1 » Wed Feb 28, 2018 11:42 pm

2 Replies

2225 Views

Last post by Merlin66
Sun Mar 04, 2018 9:58 pm
Magnetometer article

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Replies: 7
by Carbon60 » Tue Feb 13, 2018 4:40 pm

7 Replies

2978 Views

Last post by Carbon60
Fri Feb 16, 2018 6:52 am
Some Natural Spectroscopy!

Last post by highfnum « Sat Feb 03, 2018 12:25 pm
Replies: 9
by p_zetner » Mon Jan 15, 2018 8:08 pm

9 Replies

3813 Views

Last post by highfnum
Sat Feb 03, 2018 12:25 pm
2017 Annual Geomagnetic Data- Updated

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Replies: 13
by Carbon60 » Tue Jan 09, 2018 10:40 pm

13 Replies

3877 Views

Last post by Carbon60
Tue Jan 23, 2018 6:34 am
ROT2 command of IRIS

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Replies: 53
by Merrill55 » Tue Dec 13, 2016 11:30 am
1

2

3
53 Replies

13708 Views

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Fri Jan 12, 2018 7:53 am
20Jun2017 Spectroheliograms: Cleaning House!

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Replies: 4
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4 Replies

2743 Views

Last post by marktownley
Sat Jan 06, 2018 5:05 am
20Jun2017 Spectroheliograms: Hydrogen

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Replies: 25
by p_zetner » Tue Jul 04, 2017 11:30 pm
1

2
25 Replies

8003 Views

Last post by p_zetner
Wed Dec 20, 2017 6:25 pm
G1 Solar Storm

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Replies: 4
by Carbon60 » Wed Dec 06, 2017 9:39 pm

4 Replies

2548 Views

Last post by Carbon60
Sun Dec 10, 2017 4:24 pm
SHG images nov 24 17 onward

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Replies: 13
by highfnum » Fri Nov 24, 2017 5:40 pm

13 Replies

4277 Views

Last post by highfnum
Fri Dec 01, 2017 12:40 am
Co-rotating Interaction Region (CIR) Detection

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Replies: 4
by Carbon60 » Sat Nov 18, 2017 7:02 pm

4 Replies

2774 Views

Last post by highfnum
Mon Nov 20, 2017 8:06 pm
G1 Geomagnetic Storm

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Replies: 10
by Carbon60 » Tue Nov 07, 2017 8:04 pm

10 Replies

3687 Views

Last post by Carbon60
Thu Nov 09, 2017 9:38 pm
New geomagnetic storm arrives

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Replies: 7
by Carbon60 » Wed Oct 25, 2017 5:55 am

7 Replies

3019 Views

Last post by Carbon60
Thu Oct 26, 2017 8:36 pm
the old way the hard way

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Replies: 7
by highfnum » Mon Oct 23, 2017 1:17 pm

7 Replies

3374 Views

Last post by marktownley
Wed Oct 25, 2017 11:05 am
shg may 14 2017

Last post by Montana « Sun Oct 22, 2017 10:41 am
Replies: 134
by highfnum » Mon May 15, 2017 1:12 pm
1

2

3

4

5

6
134 Replies

29600 Views

Last post by Montana
Sun Oct 22, 2017 10:41 am
Predicted solar storm arrives

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Replies: 4
by Carbon60 » Thu Oct 12, 2017 6:01 am

4 Replies

2566 Views

Last post by Carbon60
Thu Oct 19, 2017 5:30 am
G2 Geomagnetic Storm

Last post by marktownley « Sun Oct 01, 2017 8:10 pm
Replies: 6
by Carbon60 » Thu Sep 28, 2017 5:51 am

6 Replies

2905 Views

Last post by marktownley
Sun Oct 01, 2017 8:10 pm
Geomagnetic Storm

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Replies: 4
by Carbon60 » Thu Sep 14, 2017 8:01 pm

4 Replies

2752 Views

Last post by Carbon60
Sat Sep 16, 2017 9:31 pm
Geoeffective Proton Storm

Last post by Carbon60 « Thu Sep 14, 2017 5:43 am
Replies: 5
by Carbon60 » Tue Sep 12, 2017 8:23 pm

5 Replies

2773 Views

Last post by Carbon60
Thu Sep 14, 2017 5:43 am
Geomagnetic G4 Solar Storm

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Replies: 5
by Carbon60 » Sat Sep 09, 2017 6:20 am

5 Replies

2913 Views

Last post by Carbon60
Mon Sep 11, 2017 10:16 am
X9.3 Flare Geomagnetic Effect

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Replies: 5
by Carbon60 » Thu Sep 07, 2017 5:51 am

5 Replies

2901 Views

Last post by marktownley
Sun Sep 10, 2017 9:00 pm
Building a basic spectroheliograph

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Replies: 49
by taratasy » Mon Jul 04, 2016 9:37 pm
1

2
49 Replies

13721 Views

Last post by Merlin66
Wed Aug 23, 2017 10:57 pm
July '17 Geomagnetic Summary

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Replies: 10
by Carbon60 » Sat Aug 05, 2017 2:50 pm

10 Replies

3830 Views

Last post by Carbon60
Sun Aug 13, 2017 8:53 am
question - pre filters for SHG

Last post by Spectral Joe « Fri Aug 11, 2017 1:11 am
Replies: 3
by highfnum » Thu Aug 10, 2017 5:58 pm

3 Replies

2466 Views

Last post by Spectral Joe
Fri Aug 11, 2017 1:11 am
stellafane Vermont SHS up and running

Last post by marktownley « Sat Aug 05, 2017 2:59 pm
Replies: 12
by highfnum » Sat Jul 22, 2017 11:57 pm

12 Replies

4205 Views

Last post by marktownley
Sat Aug 05, 2017 2:59 pm
Passing CME- Geomagnetic Response

Last post by marktownley « Sat Aug 05, 2017 2:57 pm
Replies: 5
by Carbon60 » Sat Jul 22, 2017 3:34 pm

5 Replies

2746 Views

Last post by marktownley
Sat Aug 05, 2017 2:57 pm
June geomagnetic summary 2017

Last post by Montana « Wed Jul 05, 2017 11:25 am
Replies: 4
by Carbon60 » Sun Jul 02, 2017 10:02 am

4 Replies

2637 Views

Last post by Montana
Wed Jul 05, 2017 11:25 am
Spectroheliograms 19Jun2017

Last post by Montana « Wed Jul 05, 2017 11:21 am
Replies: 9
by p_zetner » Wed Jun 21, 2017 2:15 am

9 Replies

3604 Views

Last post by Montana
Wed Jul 05, 2017 11:21 am
Small solar panel + ultracapacitor + zener why

Last post by mike09 « Tue Jul 04, 2017 6:08 am
Replies: 1
by MatteP » Sat Nov 26, 2016 7:18 am

1 Replies

2404 Views

Last post by mike09
Tue Jul 04, 2017 6:08 am
Fulvio Mete - Zeeman effect

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Replies: 3
by Merlin66 » Mon Feb 27, 2017 5:37 am

3 Replies

2679 Views

Last post by thesmiths
Sat Jul 01, 2017 1:35 pm
May '17 Geomagnetic Summary

Last post by Montana « Sat Jun 10, 2017 9:57 am
Replies: 2
by Carbon60 » Sat Jun 10, 2017 7:22 am

2 Replies

2365 Views

Last post by Montana
Sat Jun 10, 2017 9:57 am
Geomagnetic storm from CME impact

Last post by marktownley « Sun Jun 04, 2017 9:50 am
Replies: 4
by Carbon60 » Wed May 31, 2017 8:45 pm

4 Replies

2648 Views

Last post by marktownley
Sun Jun 04, 2017 9:50 am
Spectrohelioscope for Sale......

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Replies: 5
by Merlin66 » Mon Jul 16, 2012 12:17 pm

5 Replies

3638 Views

Last post by cwfmd
Mon May 22, 2017 10:51 pm
April Geomagnetic Summary

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Replies: 5
by Carbon60 » Mon May 01, 2017 2:53 pm

5 Replies

3016 Views

Last post by Carbon60
Thu May 04, 2017 7:43 pm
Some Solar Physics with the SHG

Last post by Carbon60 « Mon May 01, 2017 2:48 pm
Replies: 4
by p_zetner » Tue Apr 25, 2017 3:21 pm

4 Replies

2748 Views

Last post by Carbon60
Mon May 01, 2017 2:48 pm
little more help, please. More Lockyer questions

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Replies: 19
by phuphuphnik » Wed Apr 19, 2017 8:33 am

19 Replies

4605 Views

Last post by phuphuphnik
Sat Apr 29, 2017 3:23 pm
Glancing CME and solar wind

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Replies: 2
by Carbon60 » Wed Apr 26, 2017 5:47 am

2 Replies

2434 Views

Last post by Carbon60
Thu Apr 27, 2017 5:48 am
22/04 SUN SHG lights

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Replies: 4
by DSobserver » Sun Apr 23, 2017 5:23 pm

4 Replies

2604 Views

Last post by marktownley
Wed Apr 26, 2017 5:23 am
Magnetometer response to glancing CME

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Replies: 4
by Carbon60 » Sun Apr 23, 2017 12:19 pm

4 Replies

2719 Views

Last post by Carbon60
Mon Apr 24, 2017 8:01 pm
Magnetometer data experiments

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Replies: 6
by carlosjackal » Sat Apr 22, 2017 1:28 pm

6 Replies

3089 Views

Last post by Montana
Sun Apr 23, 2017 1:33 pm
shg cak real dead sun

Last post by marktownley « Thu Apr 20, 2017 9:38 pm
Replies: 20
by highfnum » Fri Mar 17, 2017 9:04 pm

20 Replies

5468 Views

Last post by marktownley
Thu Apr 20, 2017 9:38 pm
March Geomagnetic Summary

Last post by Carbon60 « Tue Apr 04, 2017 7:26 pm
Replies: 3
by Carbon60 » Sun Apr 02, 2017 6:35 am

3 Replies

2601 Views

Last post by Carbon60
Tue Apr 04, 2017 7:26 pm
my SHG article

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Replies: 7
by highfnum » Fri Mar 31, 2017 11:40 pm

7 Replies

2927 Views

Last post by Montana
Mon Apr 03, 2017 11:55 am
Solar wind sparks geomagnetic storms

Last post by Carbon60 « Sun Apr 02, 2017 5:19 am
Replies: 11
by Carbon60 » Tue Mar 28, 2017 5:37 am

11 Replies

3908 Views

Last post by Carbon60
Sun Apr 02, 2017 5:19 am
Geomagnetic Storms Rumble On.....

Last post by Montana « Thu Mar 30, 2017 7:06 am
Replies: 1
by Carbon60 » Thu Mar 30, 2017 5:34 am

1 Replies

2140 Views

Last post by Montana
Thu Mar 30, 2017 7:06 am
Solar Wind Arrives

Last post by highfnum « Mon Mar 27, 2017 10:07 pm
Replies: 4
by Carbon60 » Wed Mar 22, 2017 7:10 am

4 Replies

2647 Views

Last post by highfnum
Mon Mar 27, 2017 10:07 pm
Magnetometer heat mat

Last post by carlosjackal « Thu Mar 23, 2017 1:30 pm
Replies: 3
by carlosjackal » Sat Mar 18, 2017 11:28 am

3 Replies

2659 Views

Last post by carlosjackal
Thu Mar 23, 2017 1:30 pm
Pulsating Geomagnetic Storms March 1st-8th 2017

Last post by Carbon60 « Sun Mar 12, 2017 2:27 pm
Replies: 4
by Carbon60 » Wed Mar 08, 2017 6:03 pm

4 Replies

2727 Views

Last post by Carbon60
Sun Mar 12, 2017 2:27 pm
little help, please

Last post by Merlin66 « Thu Mar 09, 2017 5:39 am
Replies: 3
by phuphuphnik » Thu Feb 02, 2017 5:56 am

3 Replies

2398 Views

Last post by Merlin66
Thu Mar 09, 2017 5:39 am
Magnetometer with a Raspberry pi?

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Replies: 3
by carlosjackal » Tue Mar 07, 2017 11:03 pm

3 Replies

2509 Views

Last post by carlosjackal
Wed Mar 08, 2017 7:37 pm
mar 1 thru 3rd solar disturbance magnetometer

Last post by Montana « Tue Mar 07, 2017 10:34 am
Replies: 2
by highfnum » Mon Mar 06, 2017 12:35 pm

2 Replies

2264 Views

Last post by Montana
Tue Mar 07, 2017 10:34 am
February Geomagnetic Summary 2017

Last post by Montana « Sun Mar 05, 2017 11:36 am
Replies: 2
by Carbon60 » Fri Mar 03, 2017 5:53 pm

2 Replies

2310 Views

Last post by Montana
Sun Mar 05, 2017 11:36 am
Geomagnetic unrest Feb 2017

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Replies: 3
by Carbon60 » Sat Feb 25, 2017 5:50 pm

3 Replies

2426 Views

Last post by Carbon60
Mon Feb 27, 2017 6:28 am
shg h-alpha vs h-beta in small region

Last post by highfnum « Sat Feb 25, 2017 2:24 pm
Replies: 4
by highfnum » Sat Feb 25, 2017 2:51 am

4 Replies

2689 Views

Last post by highfnum
Sat Feb 25, 2017 2:24 pm
Solar wind buffets Earth's magnetic field

Last post by marktownley « Sat Feb 25, 2017 12:09 pm
Replies: 8
by Carbon60 » Sat Feb 18, 2017 6:28 pm

8 Replies

3492 Views

Last post by marktownley
Sat Feb 25, 2017 12:09 pm
Middleschool science class spectrometer recommendation?

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Replies: 6
by Anthony M » Wed Feb 15, 2017 1:45 am

6 Replies

3233 Views

Last post by Anthony M
Sat Feb 18, 2017 9:06 pm
SHG image - after a long nap

Last post by highfnum « Sat Feb 11, 2017 2:57 pm
Replies: 6
by highfnum » Sun Feb 05, 2017 1:00 pm

6 Replies

3241 Views

Last post by highfnum
Sat Feb 11, 2017 2:57 pm
January Geomagnetic Summary

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Replies: 4
by Carbon60 » Thu Feb 02, 2017 8:57 pm

4 Replies

2764 Views

Last post by phuphuphnik
Sat Feb 04, 2017 1:49 am
Yet another G1 geomagnetic storm

Last post by Carbon60 « Thu Feb 02, 2017 8:48 pm
Replies: 5
by Carbon60 » Wed Feb 01, 2017 6:51 am

5 Replies

2886 Views

Last post by Carbon60
Thu Feb 02, 2017 8:48 pm
Fast flowing solar wind arrives

Last post by Carbon60 « Tue Jan 31, 2017 6:37 am
Replies: 5
by Carbon60 » Sat Jan 28, 2017 6:44 pm

5 Replies

2854 Views

Last post by Carbon60
Tue Jan 31, 2017 6:37 am
Geomagnetic Pulses 22nd Jan 2017

Last post by marktownley « Mon Jan 23, 2017 10:43 am
Replies: 2
by Carbon60 » Sun Jan 22, 2017 9:18 am

2 Replies

2290 Views

Last post by marktownley
Mon Jan 23, 2017 10:43 am
Geomagnetic unrest 18th Jan

Last post by highfnum « Sat Jan 21, 2017 12:19 pm
Replies: 7
by Carbon60 » Thu Jan 19, 2017 6:52 am

7 Replies

3380 Views

Last post by highfnum
Sat Jan 21, 2017 12:19 pm
Geomagnetic fine structures resolved in hi-res

Last post by Carbon60 « Sun Jan 15, 2017 4:26 pm
Replies: 6
by Carbon60 » Wed Jan 11, 2017 7:41 am

6 Replies

3268 Views

Last post by Carbon60
Sun Jan 15, 2017 4:26 pm
G1 Solar Storm from Coronal Hole Jan 5th 2017

Last post by highfnum « Sun Jan 08, 2017 2:02 pm
Replies: 4
by Carbon60 » Fri Jan 06, 2017 6:50 am

4 Replies

2780 Views

Last post by highfnum
Sun Jan 08, 2017 2:02 pm
December 2016 Geomagnetic Summary

Last post by Carbon60 « Wed Jan 04, 2017 6:58 am
Replies: 3
by Carbon60 » Mon Jan 02, 2017 8:09 pm

3 Replies

2217 Views

Last post by Carbon60
Wed Jan 04, 2017 6:58 am
Earth takes a regular beating

Last post by Carbon60 « Wed Dec 28, 2016 9:42 am
Replies: 10
by Carbon60 » Wed Dec 21, 2016 11:38 pm

10 Replies

3770 Views

Last post by Carbon60
Wed Dec 28, 2016 9:42 am
G1 Geomagnetic Storm December 9th

Last post by Carbon60 « Mon Dec 12, 2016 7:34 pm
Replies: 6
by Carbon60 » Sat Dec 10, 2016 5:51 pm

6 Replies

3098 Views

Last post by Carbon60
Mon Dec 12, 2016 7:34 pm
Question about proms and shg

Last post by highfnum « Wed Dec 07, 2016 6:05 pm
Replies: 7
by highfnum » Sun Dec 04, 2016 11:40 pm

7 Replies

2706 Views

Last post by highfnum
Wed Dec 07, 2016 6:05 pm
November magnetometry summary

Last post by Carbon60 « Mon Dec 05, 2016 10:31 pm
Replies: 5
by Carbon60 » Sun Dec 04, 2016 7:36 pm

5 Replies

2753 Views

Last post by Carbon60
Mon Dec 05, 2016 10:31 pm
SpecLineMerge update + new name: SLiM

Last post by highfnum « Fri Dec 02, 2016 3:52 pm
Replies: 17
by Wah » Sun Nov 27, 2016 3:48 am

17 Replies

5259 Views

Last post by highfnum
Fri Dec 02, 2016 3:52 pm
Recent minor solar storms

Last post by Montana « Mon Nov 28, 2016 12:50 pm
Replies: 9
by Carbon60 » Thu Nov 24, 2016 8:57 pm

9 Replies

3313 Views

Last post by Montana
Mon Nov 28, 2016 12:50 pm
nov 18 SHG standard freq

Last post by Montana « Mon Nov 21, 2016 12:59 pm
Replies: 9
by highfnum » Fri Nov 18, 2016 9:54 pm

9 Replies

3666 Views

Last post by Montana
Mon Nov 21, 2016 12:59 pm
spectroscopy question

Last post by highfnum « Wed Nov 16, 2016 11:32 am
Replies: 2
by highfnum » Tue Nov 15, 2016 10:42 am

2 Replies

2199 Views

Last post by highfnum
Wed Nov 16, 2016 11:32 am
11/13 shg BLUE UV AREA

Last post by marktownley « Mon Nov 14, 2016 10:37 am
Replies: 5
by highfnum » Sun Nov 13, 2016 7:08 pm

5 Replies

2851 Views

Last post by marktownley
Mon Nov 14, 2016 10:37 am
questions about shg images and clouds

Last post by Spectral Joe « Mon Nov 14, 2016 4:50 am
Replies: 4
by highfnum » Sat Nov 12, 2016 7:00 pm

4 Replies

2882 Views

Last post by Spectral Joe
Mon Nov 14, 2016 4:50 am
couple SHG shots Ha Hb

Last post by MapleRidge « Wed Nov 09, 2016 11:25 pm
Replies: 9
by highfnum » Fri Nov 04, 2016 8:10 pm

9 Replies

3601 Views

Last post by MapleRidge
Wed Nov 09, 2016 11:25 pm
October Geomagnetic Summary

Last post by Carbon60 « Sun Nov 06, 2016 6:08 pm
Replies: 3
by Carbon60 » Fri Nov 04, 2016 5:42 pm

3 Replies

2464 Views

Last post by Carbon60
Sun Nov 06, 2016 6:08 pm
Magnetometer drift?

Last post by carlosjackal « Fri Nov 04, 2016 7:42 pm
Replies: 7
by carlosjackal » Thu Nov 03, 2016 7:26 pm

7 Replies

3444 Views

Last post by carlosjackal
Fri Nov 04, 2016 7:42 pm
Geomagnetic storm 25th Oct.

Last post by carlosjackal « Sun Oct 30, 2016 11:55 am
Replies: 11
by Carbon60 » Thu Oct 27, 2016 5:45 am

11 Replies

3822 Views

Last post by carlosjackal
Sun Oct 30, 2016 11:55 am
Continuing Geomagnetic Storms October 2016

Last post by Montana « Sun Oct 30, 2016 11:38 am
Replies: 2
by Carbon60 » Sat Oct 29, 2016 11:27 am

2 Replies

2252 Views

Last post by Montana
Sun Oct 30, 2016 11:38 am
A magnetometer is born

Last post by DSobserver « Wed Oct 19, 2016 7:27 pm
Replies: 10
by highfnum » Sun Oct 16, 2016 8:04 pm

10 Replies

3743 Views

Last post by DSobserver
Wed Oct 19, 2016 7:27 pm
A bit of magnetic activity

Last post by Montana « Tue Oct 18, 2016 11:26 am
Replies: 4
by grimble_cornet » Tue Oct 18, 2016 12:41 am

4 Replies

2675 Views

Last post by Montana
Tue Oct 18, 2016 11:26 am
shg halha hbeta

Last post by Montana « Mon Oct 17, 2016 2:15 pm
Replies: 4
by highfnum » Sat Oct 15, 2016 12:22 am

4 Replies

2684 Views

Last post by Montana
Mon Oct 17, 2016 2:15 pm
simple caH with SHG on oct 08

Last post by highfnum « Sat Oct 15, 2016 12:17 am
Replies: 4
by highfnum » Sun Oct 09, 2016 9:55 am

4 Replies

2122 Views

Last post by highfnum
Sat Oct 15, 2016 12:17 am
Geomagnetic Summary September 2016

Last post by marktownley « Tue Oct 11, 2016 5:18 am
Replies: 4
by Carbon60 » Sun Oct 09, 2016 4:28 pm

4 Replies

2575 Views

Last post by marktownley
Tue Oct 11, 2016 5:18 am
September 29 Spectroheliograms

Last post by Wah « Sun Oct 09, 2016 12:59 pm
Replies: 5
by p_zetner » Tue Oct 04, 2016 9:03 pm

5 Replies

3012 Views

Last post by Wah
Sun Oct 09, 2016 12:59 pm
Geomagnetic storm sparks beautiful aurora

Last post by marktownley « Sun Oct 02, 2016 7:39 am
Replies: 3
by Carbon60 » Thu Sep 29, 2016 5:40 am

3 Replies

2440 Views

Last post by marktownley
Sun Oct 02, 2016 7:39 am
G2 Solar storm in progress 28th Sept

Last post by Derek Klepp « Sun Oct 02, 2016 7:09 am
Replies: 5
by Carbon60 » Wed Sep 28, 2016 6:01 am

5 Replies

2993 Views

Last post by Derek Klepp
Sun Oct 02, 2016 7:09 am
strong filement signal in caH caK

Last post by marktownley « Sun Sep 04, 2016 9:57 am
Replies: 7
by highfnum » Fri Sep 02, 2016 6:28 pm

7 Replies

3609 Views

Last post by marktownley
Sun Sep 04, 2016 9:57 am
8 26 SHG mixed common frequencies

Last post by highfnum « Mon Aug 29, 2016 11:24 pm
Replies: 15
by highfnum » Sat Aug 27, 2016 12:10 am

15 Replies

4772 Views

Last post by highfnum
Mon Aug 29, 2016 11:24 pm
Upper middle lower levels question

Last post by Merlin66 « Sat Aug 27, 2016 11:12 pm
Replies: 5
by highfnum » Wed Aug 24, 2016 1:01 am

5 Replies

2505 Views

Last post by Merlin66
Sat Aug 27, 2016 11:12 pm
G1 solar storm

Last post by highfnum « Sat Aug 27, 2016 2:53 pm
Replies: 5
by Carbon60 » Wed Aug 24, 2016 7:41 pm

5 Replies

3045 Views

Last post by highfnum
Sat Aug 27, 2016 2:53 pm
neutral calcium 4227

Last post by Montana « Thu Aug 25, 2016 2:25 pm
Replies: 20
by highfnum » Thu Aug 18, 2016 11:56 pm

20 Replies

5757 Views

Last post by Montana
Thu Aug 25, 2016 2:25 pm
"Imaging Sunlight - Using a Digital Spectroheliograph"

Last post by Merlin66 « Mon Aug 22, 2016 10:58 pm
Replies: 55
by Merlin66 » Fri Apr 29, 2016 11:22 pm
1

2

3
55 Replies

18170 Views

Last post by Merlin66
Mon Aug 22, 2016 10:58 pm
how hard to capture He 10830?

Last post by highfnum « Sun Aug 14, 2016 8:43 am
Replies: 3
by highfnum » Sat Aug 13, 2016 8:49 pm

3 Replies

2735 Views

Last post by highfnum
Sun Aug 14, 2016 8:43 am
Quartz monochromator for imaging the sun ?

Last post by taratasy « Sat Aug 13, 2016 3:56 pm
Replies: 4
by taratasy » Sat Aug 13, 2016 10:45 am

4 Replies

2684 Views

Last post by taratasy
Sat Aug 13, 2016 3:56 pm
new SHG : full spectrum ready

Last post by Montana « Fri Aug 12, 2016 9:27 am
Replies: 9
by DSobserver » Fri Aug 05, 2016 10:41 pm

9 Replies

3712 Views

Last post by Montana
Fri Aug 12, 2016 9:27 am
SHG flats, a suggestion

Last post by Spectral Joe « Wed Aug 10, 2016 2:32 pm
Replies: 3
by Spectral Joe » Tue Aug 09, 2016 4:05 am

3 Replies

2566 Views

Last post by Spectral Joe
Wed Aug 10, 2016 2:32 pm
test shot using 3x slew spped

Last post by marktownley « Mon Aug 08, 2016 12:00 pm
Replies: 3
by highfnum » Sun Aug 07, 2016 1:31 pm

3 Replies

2443 Views

Last post by marktownley
Mon Aug 08, 2016 12:00 pm
G1 Solar Storm 3rd August

Last post by Carbon60 « Thu Aug 04, 2016 11:55 am
Replies: 4
by Carbon60 » Wed Aug 03, 2016 7:49 pm

4 Replies

2462 Views

Last post by Carbon60
Thu Aug 04, 2016 11:55 am
SHG from filament to prom caK

Last post by Montana « Thu Aug 04, 2016 11:17 am
Replies: 3
by highfnum » Thu Aug 04, 2016 10:39 am

3 Replies

2423 Views

Last post by Montana
Thu Aug 04, 2016 11:17 am
SHG Ha long filament

Last post by Merlin66 « Tue Aug 02, 2016 10:45 pm
Replies: 10
by highfnum » Tue Jul 26, 2016 10:44 pm

10 Replies

3546 Views

Last post by Merlin66
Tue Aug 02, 2016 10:45 pm
Zeeman effect minimum requirements

Last post by Merlin66 « Mon Aug 01, 2016 1:42 am
Replies: 1
by highfnum » Sun Jul 31, 2016 2:37 pm

1 Replies

2192 Views

Last post by Merlin66
Mon Aug 01, 2016 1:42 am
SHG on moon in Mg

Last post by marktownley « Sun Jul 31, 2016 9:10 am
Replies: 2
by highfnum » Thu Jul 28, 2016 6:09 pm

2 Replies

2609 Views

Last post by marktownley
Sun Jul 31, 2016 9:10 am
G1 Solar Storm 25th July 2016

Last post by marktownley « Sun Jul 31, 2016 9:09 am
Replies: 6
by Carbon60 » Tue Jul 26, 2016 8:22 pm

6 Replies

3534 Views

Last post by marktownley
Sun Jul 31, 2016 9:09 am
Magnetometer data-G1 solar storm

Last post by p_zetner « Sun Jul 24, 2016 2:20 pm
Replies: 10
by Carbon60 » Thu Jul 21, 2016 6:24 pm

10 Replies

4285 Views

Last post by p_zetner
Sun Jul 24, 2016 2:20 pm
SHG small flare? --

Last post by highfnum « Sat Jul 16, 2016 6:45 pm
Replies: 8
by highfnum » Sat Jul 16, 2016 12:11 pm

8 Replies

3536 Views

Last post by highfnum
Sat Jul 16, 2016 6:45 pm
new shg : small improvement and much better results

Last post by DSobserver « Thu Jul 14, 2016 12:12 pm
Replies: 4
by DSobserver » Sun Jul 10, 2016 10:07 pm

4 Replies

2762 Views

Last post by DSobserver
Thu Jul 14, 2016 12:12 pm
Solar hat trick from 7/10/16

Last post by p_zetner « Mon Jul 11, 2016 4:20 pm
Replies: 3
by Spectral Joe » Mon Jul 11, 2016 3:21 am

3 Replies

2648 Views

Last post by p_zetner
Mon Jul 11, 2016 4:20 pm
my new shg

Last post by p_zetner « Sun Jul 10, 2016 7:56 pm
Replies: 4
by DSobserver » Sat Jul 09, 2016 4:50 pm

4 Replies

2984 Views

Last post by p_zetner
Sun Jul 10, 2016 7:56 pm
Kp5 Geomagnetic Storm

Last post by Carbon60 « Sun Jul 10, 2016 1:14 pm
Replies: 4
by Carbon60 » Fri Jul 08, 2016 6:06 am

4 Replies

2733 Views

Last post by Carbon60
Sun Jul 10, 2016 1:14 pm
02Jul SHG: Four Frequencies Featuring Fabulous Filaments

Last post by highfnum « Thu Jul 07, 2016 8:15 pm
Replies: 7
by p_zetner » Wed Jul 06, 2016 5:46 pm

7 Replies

2886 Views

Last post by highfnum
Thu Jul 07, 2016 8:15 pm
SHG before sundown 7 -6

Last post by Montana « Thu Jul 07, 2016 9:26 am
Replies: 5
by highfnum » Thu Jul 07, 2016 12:15 am

5 Replies

2606 Views

Last post by Montana
Thu Jul 07, 2016 9:26 am
7/3 74 crop shg IMAGES

Last post by marktownley « Thu Jul 07, 2016 5:23 am
Replies: 10
by highfnum » Mon Jul 04, 2016 11:33 pm

10 Replies

3144 Views

Last post by marktownley
Thu Jul 07, 2016 5:23 am
SHG design Spreadsheet - SimSpec SHG

Last post by taratasy « Mon Jul 04, 2016 11:59 pm
Replies: 4
by Merlin66 » Thu Mar 31, 2016 10:20 pm

4 Replies

2512 Views

Last post by taratasy
Mon Jul 04, 2016 11:59 pm
filament fun

Last post by marktownley « Thu Jun 30, 2016 5:26 am
Replies: 3
by highfnum » Thu Jun 30, 2016 12:46 am

3 Replies

2490 Views

Last post by marktownley
Thu Jun 30, 2016 5:26 am
do SHG have newton rings like filters can have?

Last post by Spectral Joe « Sun Jun 26, 2016 6:34 pm
Replies: 18
by highfnum » Tue Jun 21, 2016 8:22 pm

18 Replies

5090 Views

Last post by Spectral Joe
Sun Jun 26, 2016 6:34 pm
Some Solar Spectroscopy with the SHG (30Apr2016)

Last post by marktownley « Mon Jun 06, 2016 8:33 pm
Replies: 4
by p_zetner » Tue May 31, 2016 5:12 pm

4 Replies

2973 Views

Last post by marktownley
Mon Jun 06, 2016 8:33 pm
Future developments for the digital SHG

Last post by Merlin66 « Sat May 28, 2016 1:53 pm
Replies: 5
by Merlin66 » Wed May 25, 2016 7:24 am

5 Replies

2549 Views

Last post by Merlin66
Sat May 28, 2016 1:53 pm
Interesting Targets for picometer users.

Last post by highfnum « Thu May 26, 2016 8:40 pm
Replies: 11
by highfnum » Sat Apr 30, 2016 9:10 pm

11 Replies

3749 Views

Last post by highfnum
Thu May 26, 2016 8:40 pm
HeD3 flash shot , request to p_zetner to review

Last post by highfnum « Thu May 19, 2016 8:41 pm
Replies: 6
by highfnum » Sat May 14, 2016 10:13 pm

6 Replies

3019 Views

Last post by highfnum
Thu May 19, 2016 8:41 pm
some results from april 15 16

Last post by grimble_cornet « Tue May 17, 2016 5:55 pm
Replies: 5
by highfnum » Fri May 13, 2016 4:09 pm

5 Replies

2871 Views

Last post by grimble_cornet
Tue May 17, 2016 5:55 pm
April 30 Spectroheliograms

Last post by Merlin66 « Sat May 14, 2016 5:28 am
Replies: 8
by p_zetner » Thu May 12, 2016 8:37 pm

8 Replies

2970 Views

Last post by Merlin66
Sat May 14, 2016 5:28 am
SHG 1st light of 2016: AR12529 in H alpha

Last post by DSobserver « Fri Apr 22, 2016 11:51 am
Replies: 15
by p_zetner » Sat Apr 16, 2016 2:52 am

15 Replies

4545 Views

Last post by DSobserver
Fri Apr 22, 2016 11:51 am
13April SHG images: Sol in 4 lights.

Last post by Carbon60 « Wed Apr 20, 2016 9:02 pm
Replies: 8
by p_zetner » Tue Apr 19, 2016 9:12 pm

8 Replies

3025 Views

Last post by Carbon60
Wed Apr 20, 2016 9:02 pm
shg - big spot in a few different wavelengths

Last post by Montana « Wed Apr 20, 2016 7:09 am
Replies: 12
by highfnum » Sun Apr 17, 2016 12:59 am

12 Replies

3901 Views

Last post by Montana
Wed Apr 20, 2016 7:09 am
SHG 1st light of 2016: AR12529 in Ca H

Last post by Montana « Wed Apr 20, 2016 7:07 am
Replies: 6
by p_zetner » Sun Apr 17, 2016 4:20 am

6 Replies

2710 Views

Last post by Montana
Wed Apr 20, 2016 7:07 am
ok helium D3 line -- your kidding right

Last post by highfnum « Mon Apr 18, 2016 8:40 pm
Replies: 2
by highfnum » Sun Apr 17, 2016 1:37 pm

2 Replies

2471 Views

Last post by highfnum
Mon Apr 18, 2016 8:40 pm
need some help

Last post by Montana « Sat Apr 16, 2016 1:21 pm
Replies: 18
by highfnum » Sun Mar 06, 2016 11:13 pm

18 Replies

5128 Views

Last post by Montana
Sat Apr 16, 2016 1:21 pm
shg sun in Ha

Last post by highfnum « Fri Apr 15, 2016 4:25 pm
Replies: 5
by highfnum » Thu Apr 14, 2016 8:36 pm

5 Replies

2839 Views

Last post by highfnum
Fri Apr 15, 2016 4:25 pm
A couple of minor Solar Storms from Tuesday-Wednesday

Last post by Montana « Fri Apr 15, 2016 6:58 am
Replies: 5
by grimble_cornet » Thu Apr 14, 2016 9:48 am

5 Replies

2837 Views

Last post by Montana
Fri Apr 15, 2016 6:58 am
April Magnetometry so far....

Last post by grimble_cornet « Thu Apr 14, 2016 9:52 pm
Replies: 10
by grimble_cornet » Tue Apr 12, 2016 12:33 pm

10 Replies

3574 Views

Last post by grimble_cornet
Thu Apr 14, 2016 9:52 pm
sun in infared calcium

Last post by DSobserver « Thu Apr 14, 2016 9:08 pm
Replies: 8
by highfnum » Thu Apr 14, 2016 12:00 am

8 Replies

3388 Views

Last post by DSobserver
Thu Apr 14, 2016 9:08 pm
Geomagnetic summary March 2016

Last post by Carbon60 « Sun Apr 03, 2016 7:11 pm
Replies: 4
by Carbon60 » Sat Apr 02, 2016 7:35 am

4 Replies

2638 Views

Last post by Carbon60
Sun Apr 03, 2016 7:11 pm
Interesting wavelenght for SHG

Last post by highfnum « Sun Apr 03, 2016 12:36 am
Replies: 4
by DSobserver » Sat Apr 02, 2016 1:45 pm

4 Replies

2645 Views

Last post by highfnum
Sun Apr 03, 2016 12:36 am
Coming soon : my new SHG

Last post by DSobserver « Thu Mar 31, 2016 9:48 am
Replies: 14
by DSobserver » Sun Mar 27, 2016 7:12 pm

14 Replies

3881 Views

Last post by DSobserver
Thu Mar 31, 2016 9:48 am
G2 Geomagnetic Storm from CME impact

Last post by Carbon60 « Tue Mar 15, 2016 9:04 pm
Replies: 6
by Carbon60 » Sat Mar 12, 2016 5:13 pm

6 Replies

2848 Views

Last post by Carbon60
Tue Mar 15, 2016 9:04 pm
Significant Solar Storm 6th March

Last post by p_zetner « Mon Mar 14, 2016 1:51 pm
Replies: 17
by Carbon60 » Mon Mar 07, 2016 8:34 pm

17 Replies

4665 Views

Last post by p_zetner
Mon Mar 14, 2016 1:51 pm
530.4nm

Last post by p_zetner « Mon Mar 14, 2016 1:50 pm
Replies: 1
by p_zetner » Sun Mar 13, 2016 11:19 pm

1 Replies

2279 Views

Last post by p_zetner
Mon Mar 14, 2016 1:50 pm
G1 solar storm in progress 16th Feb 2016

Last post by highfnum « Sun Feb 21, 2016 12:57 pm
Replies: 18
by Carbon60 » Tue Feb 16, 2016 8:38 pm

18 Replies

4773 Views

Last post by highfnum
Sun Feb 21, 2016 12:57 pm
first shg Ha shot of 2016

Last post by Montana « Mon Feb 08, 2016 7:55 am
Replies: 2
by highfnum » Mon Feb 08, 2016 12:22 am

2 Replies

2304 Views

Last post by Montana
Mon Feb 08, 2016 7:55 am
my first infrared caK 854 nm shots

Last post by highfnum « Mon Feb 01, 2016 10:49 pm
Replies: 8
by highfnum » Sat Jan 30, 2016 7:20 pm

8 Replies

3303 Views

Last post by highfnum
Mon Feb 01, 2016 10:49 pm
just in case you were not sure - there is O2 in the air

Last post by marktownley « Mon Feb 01, 2016 3:33 pm
Replies: 4
by highfnum » Sun Jan 31, 2016 5:33 pm

4 Replies

2614 Views

Last post by marktownley
Mon Feb 01, 2016 3:33 pm
first shg shot of new year after snowstorm

Last post by Wah « Thu Jan 28, 2016 1:17 am
Replies: 10
by highfnum » Sun Jan 24, 2016 7:51 pm

10 Replies

3453 Views

Last post by Wah
Thu Jan 28, 2016 1:17 am
G1 Solar Storm 20th-21st January 2016

Last post by Carbon60 « Sat Jan 23, 2016 8:29 am
Replies: 5
by Carbon60 » Thu Jan 21, 2016 8:18 pm

5 Replies

2824 Views

Last post by Carbon60
Sat Jan 23, 2016 8:29 am
January 1st 2016 G2 Geomagnetic Storm

Last post by highfnum « Sun Jan 03, 2016 6:51 pm
Replies: 8
by Carbon60 » Fri Jan 01, 2016 2:09 pm

8 Replies

3184 Views

Last post by highfnum
Sun Jan 03, 2016 6:51 pm
made 1200lpmm transmission grating unit

Last post by Montana « Mon Dec 21, 2015 10:27 am
Replies: 8
by highfnum » Sun Dec 20, 2015 4:43 pm

8 Replies

3450 Views

Last post by Montana
Mon Dec 21, 2015 10:27 am
infrared question

Last post by highfnum « Sat Dec 19, 2015 2:31 pm

by highfnum » Sat Dec 19, 2015 2:31 pm

0 Replies

9085 Views

Last post by highfnum
Sat Dec 19, 2015 2:31 pm
quick question

Last post by highfnum « Sun Dec 13, 2015 1:38 pm
Replies: 10
by highfnum » Mon Dec 07, 2015 11:47 pm

10 Replies

3047 Views

Last post by highfnum
Sun Dec 13, 2015 1:38 pm
caK and caH with SHG and question about proms

Last post by DSobserver « Sun Dec 06, 2015 9:10 pm
Replies: 7
by highfnum » Sun Dec 06, 2015 12:58 am

7 Replies

3280 Views

Last post by DSobserver
Sun Dec 06, 2015 9:10 pm
shg- effect of sing focal reducer on camera, damm that dust!

Last post by highfnum « Tue Dec 01, 2015 1:42 am
Replies: 19
by highfnum » Sat Nov 21, 2015 9:29 pm

19 Replies

4995 Views

Last post by highfnum
Tue Dec 01, 2015 1:42 am
someyhing very different with my SHG

Last post by Derek Klepp « Sat Nov 28, 2015 4:40 am
Replies: 11
by highfnum » Thu Nov 26, 2015 9:02 am

11 Replies

3726 Views

Last post by Derek Klepp
Sat Nov 28, 2015 4:40 am
my h-beta attempt

Last post by highfnum « Sun Nov 22, 2015 10:49 am
Replies: 11
by highfnum » Sun Nov 15, 2015 6:38 pm

11 Replies

3769 Views

Last post by highfnum
Sun Nov 22, 2015 10:49 am
Sol in Eight Wavelengths.

Last post by p_zetner « Sun Nov 15, 2015 5:30 pm
Replies: 18
by p_zetner » Tue Nov 03, 2015 8:07 pm

18 Replies

5507 Views

Last post by p_zetner
Sun Nov 15, 2015 5:30 pm
20141220 SHG Sun - CaH, Halpha, Hbeta, Hgamma, Hdelta

Last post by marktownley « Sun Nov 15, 2015 4:39 pm
Replies: 12
by Wah » Sun Dec 21, 2014 7:56 am

12 Replies

4000 Views

Last post by marktownley
Sun Nov 15, 2015 4:39 pm
22Oct2015: H-alpha Prominence Study

Last post by p_zetner « Sun Nov 15, 2015 5:15 am
Replies: 6
by p_zetner » Thu Nov 12, 2015 8:15 pm

6 Replies

2903 Views

Last post by p_zetner
Sun Nov 15, 2015 5:15 am
iris test and sun consellation prize

Last post by Montana « Mon Nov 02, 2015 9:56 am
Replies: 7
by highfnum » Sat Oct 31, 2015 5:55 pm

7 Replies

2943 Views

Last post by Montana
Mon Nov 02, 2015 9:56 am
SHG Images from October 19.

Last post by marktownley « Sun Nov 01, 2015 9:09 am
Replies: 7
by p_zetner » Thu Oct 29, 2015 8:24 pm

7 Replies

2947 Views

Last post by marktownley
Sun Nov 01, 2015 9:09 am
caK and caH with 300mm imaging lens

Last post by highfnum « Mon Oct 12, 2015 9:28 pm
Replies: 9
by highfnum » Sat Oct 10, 2015 6:53 pm

9 Replies

3957 Views

Last post by highfnum
Mon Oct 12, 2015 9:28 pm
caH and cak 10-11 and question about frame rates

Last post by Montana « Mon Oct 12, 2015 6:34 pm
Replies: 5
by highfnum » Sun Oct 11, 2015 8:26 pm

5 Replies

2805 Views

Last post by Montana
Mon Oct 12, 2015 6:34 pm
Geomagnetic Storm Kp7

Last post by marktownley « Fri Oct 09, 2015 7:43 pm
Replies: 6
by Carbon60 » Thu Oct 08, 2015 6:19 am

6 Replies

3054 Views

Last post by marktownley
Fri Oct 09, 2015 7:43 pm
oct 04 15 caH and caK SHG

Last post by Derek Klepp « Thu Oct 08, 2015 7:11 am
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by highfnum » Sun Oct 04, 2015 7:49 pm

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Last post by Derek Klepp
Thu Oct 08, 2015 7:11 am
would adding a iris help?

Last post by Merlin66 « Wed Sep 30, 2015 11:17 pm
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by highfnum » Wed Sep 30, 2015 8:28 pm

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Last post by Merlin66
Wed Sep 30, 2015 11:17 pm

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