Solar Radio, Magnetometry and Spectroscopy

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12 June 2020 Spectroheliograms

Last post by Phil Rousselle « Fri Jul 03, 2020 8:35 am
Replies: 9
by p_zetner » Sat Jun 27, 2020 3:49 am

Rating: 11.43%

9 Replies

182 Views

Last post by Phil Rousselle
Fri Jul 03, 2020 8:35 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: 2.86%

0 Replies

13 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: 28.57%

9 Replies

125 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: 2.86%

4 Replies

112 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: 8.57%

5 Replies

168 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: 11.43%
42 Replies

630 Views

Last post by Wah
Mon Jun 15, 2020 7:42 am
Solar spectrum help required, please

Last post by Carbon60 « Thu Jun 11, 2020 7:25 am
Replies: 14
by Carbon60 » Mon Jun 01, 2020 9:16 pm

Rating: 28.57%

14 Replies

348 Views

Last post by Carbon60
Thu Jun 11, 2020 7:25 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: 11.43%

7 Replies

107 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: 2.86%

3 Replies

58 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: 14.29%

10 Replies

1333 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: 20%

4 Replies

103 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: 5.71%

6 Replies

139 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

68 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: 8.57%

4 Replies

91 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: 5.71%

3 Replies

278 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: 5.71%

5 Replies

592 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

4692 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

3023 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

5890 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

11825 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

3599 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

3496 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

3438 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

4681 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

1361 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

1686 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

2658 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

1579 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

2038 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

2235 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

1799 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

1757 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

2457 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

1781 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

1961 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

1743 Views

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

Last post by highfnum « Mon Aug 05, 2019 11:35 am
Replies: 11
by highfnum » Sun Aug 04, 2019 8:45 pm

11 Replies

2341 Views

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

Last post by Carbon60 « Mon Aug 05, 2019 9:31 am
Replies: 5
by Carbon60 » Sat Aug 03, 2019 8:39 pm

5 Replies

1717 Views

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

Last post by marktownley « Thu Aug 01, 2019 10:51 pm
Replies: 6
by Merlin66 » Mon Jul 29, 2019 10:15 pm

6 Replies

1928 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

6860 Views

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

Last post by highfnum « Sat Jul 27, 2019 2:38 pm
Replies: 6
by highfnum » Thu Jul 25, 2019 2:12 am

6 Replies

1776 Views

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

Last post by Montana « Wed Jul 17, 2019 10:53 am
Replies: 3
by highfnum » Tue Jul 16, 2019 11:44 pm

3 Replies

1603 Views

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

Last post by Merlin66 « Thu Jun 27, 2019 10:21 am
Replies: 4
by highfnum » Tue Jun 25, 2019 5:28 pm

4 Replies

1705 Views

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

Last post by highfnum « Mon Jun 24, 2019 10:08 pm
Replies: 5
by highfnum » Fri Jun 21, 2019 6:09 pm

5 Replies

1880 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

1901 Views

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

Last post by Montana « Tue Jun 04, 2019 6:52 am
Replies: 9
by highfnum » Mon May 27, 2019 3:56 pm

9 Replies

2108 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
by Carbon60 » Fri May 03, 2019 7:42 am

3 Replies

1618 Views

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

Last post by MapleRidge « Thu Apr 11, 2019 12:31 am
Replies: 3
by Carbon60 » Thu Feb 28, 2019 7:29 pm

3 Replies

2164 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

2519 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

2059 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

2195 Views

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

Last post by LTHB « Mon Dec 24, 2018 11:59 pm
Replies: 14
by p_zetner » Sun Dec 16, 2018 8:59 pm

14 Replies

3561 Views

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

Last post by Merrill55 « Sun Dec 23, 2018 5:04 am
Replies: 7
by Merrill55 » Sat Dec 22, 2018 3:22 am

7 Replies

2396 Views

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

Last post by Valery « Thu Nov 22, 2018 9:04 am
Replies: 11
by p_zetner » Wed Aug 15, 2018 4:22 pm

11 Replies

3713 Views

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

Last post by Carbon60 « Mon Nov 05, 2018 8:54 pm
Replies: 3
by Carbon60 » Mon Nov 05, 2018 7:10 am

3 Replies

1851 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

3162 Views

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

Last post by Carbon60 « Tue Oct 09, 2018 10:04 am
Replies: 3
by Carbon60 » Mon Oct 08, 2018 5:59 am

3 Replies

2114 Views

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

Last post by Carbon60 « Tue Sep 25, 2018 5:27 am
Replies: 3
by Carbon60 » Sun Sep 23, 2018 7:03 pm

3 Replies

1940 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

2263 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

3703 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

2796 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

2645 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

1925 Views

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

Last post by highfnum « Mon Aug 20, 2018 8:58 pm
Replies: 10
by p_zetner » Sun Aug 12, 2018 3:26 am

10 Replies

2976 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

2307 Views

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

Last post by Montana « Wed Jul 18, 2018 9:35 am
Replies: 6
by Spectral Joe » Sun Jul 15, 2018 2:20 pm

6 Replies

2742 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

2332 Views

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

Last post by Montana « Wed Jul 18, 2018 9:27 am
Replies: 12
by Merrill55 » Sat Jul 14, 2018 5:53 am

12 Replies

3450 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

4061 Views

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

Last post by marktownley « Wed Jul 11, 2018 4:48 am
Replies: 5
by highfnum » Mon Jul 02, 2018 11:54 pm

5 Replies

2510 Views

Last post by marktownley
Wed Jul 11, 2018 4:48 am
New product for magnetometer?

Last post by highfnum « Sun Jun 24, 2018 9:39 am
Replies: 3
by carlosjackal » Sat Jun 23, 2018 8:49 pm

3 Replies

2046 Views

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

Last post by Carbon60 « Wed Jun 20, 2018 5:53 am
Replies: 4
by Carbon60 » Mon Jun 18, 2018 4:22 pm

4 Replies

2170 Views

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

Last post by Montana « Tue Jun 19, 2018 9:06 am
Replies: 2
by highfnum » Mon Jun 18, 2018 11:22 pm

2 Replies

1945 Views

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

Last post by Merlin66 « Mon Jun 18, 2018 11:00 pm
Replies: 41
by Merlin66 » Sat Aug 06, 2016 12:26 am
1

2
41 Replies

10305 Views

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

Last post by Carbon60 « Wed Jun 13, 2018 6:39 pm
Replies: 13
by highfnum » Sun Apr 22, 2018 7:44 pm

13 Replies

4389 Views

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

Last post by marktownley « Mon May 14, 2018 6:35 am
Replies: 5
by Carbon60 » Thu May 10, 2018 7:16 pm

5 Replies

2789 Views

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

Last post by highfnum « Sun May 13, 2018 12:21 am
Replies: 14
by Merrill55 » Sun Jan 21, 2018 10:07 am

14 Replies

4366 Views

Last post by highfnum
Sun May 13, 2018 12:21 am
Arduino Magnetometer Testing

Last post by carlosjackal « Wed Mar 21, 2018 9:21 am
Replies: 32
by carlosjackal » Sun Feb 11, 2018 11:45 am
1

2
32 Replies

7963 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

2998 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

2051 Views

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

Last post by Merlin66 « Sun Mar 04, 2018 9:58 pm
Replies: 2
by kohamher1 » Wed Feb 28, 2018 11:42 pm

2 Replies

1980 Views

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

Last post by Carbon60 « Fri Feb 16, 2018 6:52 am
Replies: 7
by Carbon60 » Tue Feb 13, 2018 4:40 pm

7 Replies

2639 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

3345 Views

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

Last post by Carbon60 « Tue Jan 23, 2018 6:34 am
Replies: 13
by Carbon60 » Tue Jan 09, 2018 10:40 pm

13 Replies

3374 Views

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

Last post by Montana « Fri Jan 12, 2018 7:53 am
Replies: 53
by Merrill55 » Tue Dec 13, 2016 11:30 am
1

2

3
53 Replies

12053 Views

Last post by Montana
Fri Jan 12, 2018 7:53 am
20Jun2017 Spectroheliograms: Cleaning House!

Last post by marktownley « Sat Jan 06, 2018 5:05 am
Replies: 4
by p_zetner » Sat Dec 30, 2017 5:20 pm

4 Replies

2403 Views

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

Last post by p_zetner « Wed Dec 20, 2017 6:25 pm
Replies: 25
by p_zetner » Tue Jul 04, 2017 11:30 pm
1

2
25 Replies

6946 Views

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

Last post by Carbon60 « Sun Dec 10, 2017 4:24 pm
Replies: 4
by Carbon60 » Wed Dec 06, 2017 9:39 pm

4 Replies

2282 Views

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

Last post by highfnum « Fri Dec 01, 2017 12:40 am
Replies: 13
by highfnum » Fri Nov 24, 2017 5:40 pm

13 Replies

3762 Views

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

Last post by highfnum « Mon Nov 20, 2017 8:06 pm
Replies: 4
by Carbon60 » Sat Nov 18, 2017 7:02 pm

4 Replies

2475 Views

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

Last post by Carbon60 « Thu Nov 09, 2017 9:38 pm
Replies: 10
by Carbon60 » Tue Nov 07, 2017 8:04 pm

10 Replies

3306 Views

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

Last post by Carbon60 « Thu Oct 26, 2017 8:36 pm
Replies: 7
by Carbon60 » Wed Oct 25, 2017 5:55 am

7 Replies

2735 Views

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

Last post by marktownley « Wed Oct 25, 2017 11:05 am
Replies: 7
by highfnum » Mon Oct 23, 2017 1:17 pm

7 Replies

2926 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

25837 Views

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

Last post by Carbon60 « Thu Oct 19, 2017 5:30 am
Replies: 4
by Carbon60 » Thu Oct 12, 2017 6:01 am

4 Replies

2331 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

2635 Views

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

Last post by Carbon60 « Sat Sep 16, 2017 9:31 pm
Replies: 4
by Carbon60 » Thu Sep 14, 2017 8:01 pm

4 Replies

2486 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

2500 Views

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

Last post by Carbon60 « Mon Sep 11, 2017 10:16 am
Replies: 5
by Carbon60 » Sat Sep 09, 2017 6:20 am

5 Replies

2620 Views

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

Last post by marktownley « Sun Sep 10, 2017 9:00 pm
Replies: 5
by Carbon60 » Thu Sep 07, 2017 5:51 am

5 Replies

2547 Views

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

Last post by Merlin66 « Wed Aug 23, 2017 10:57 pm
Replies: 49
by taratasy » Mon Jul 04, 2016 9:37 pm
1

2
49 Replies

12176 Views

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

Last post by Carbon60 « Sun Aug 13, 2017 8:53 am
Replies: 10
by Carbon60 » Sat Aug 05, 2017 2:50 pm

10 Replies

3410 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

2128 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

3769 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

2454 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

2372 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

3235 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

2140 Views

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

Last post by thesmiths « Sat Jul 01, 2017 1:35 pm
Replies: 3
by Merlin66 » Mon Feb 27, 2017 5:37 am

3 Replies

2420 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

2140 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

2398 Views

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

Last post by cwfmd « Mon May 22, 2017 10:51 pm
Replies: 5
by Merlin66 » Mon Jul 16, 2012 12:17 pm

5 Replies

3348 Views

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

Last post by Carbon60 « Thu May 04, 2017 7:43 pm
Replies: 5
by Carbon60 » Mon May 01, 2017 2:53 pm

5 Replies

2696 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

2510 Views

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

Last post by phuphuphnik « Sat Apr 29, 2017 3:23 pm
Replies: 19
by phuphuphnik » Wed Apr 19, 2017 8:33 am

19 Replies

4054 Views

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

Last post by Carbon60 « Thu Apr 27, 2017 5:48 am
Replies: 2
by Carbon60 » Wed Apr 26, 2017 5:47 am

2 Replies

2224 Views

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

Last post by marktownley « Wed Apr 26, 2017 5:23 am
Replies: 4
by DSobserver » Sun Apr 23, 2017 5:23 pm

4 Replies

2399 Views

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

Last post by Carbon60 « Mon Apr 24, 2017 8:01 pm
Replies: 4
by Carbon60 » Sun Apr 23, 2017 12:19 pm

4 Replies

2508 Views

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

Last post by Montana « Sun Apr 23, 2017 1:33 pm
Replies: 6
by carlosjackal » Sat Apr 22, 2017 1:28 pm

6 Replies

2777 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

5060 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

2399 Views

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

Last post by Montana « Mon Apr 03, 2017 11:55 am
Replies: 7
by highfnum » Fri Mar 31, 2017 11:40 pm

7 Replies

2654 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

3539 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

1972 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

2443 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

2438 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

2502 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

2150 Views

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

Last post by carlosjackal « Wed Mar 08, 2017 7:37 pm
Replies: 3
by carlosjackal » Tue Mar 07, 2017 11:03 pm

3 Replies

2307 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

2085 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

2132 Views

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

Last post by Carbon60 « Mon Feb 27, 2017 6:28 am
Replies: 3
by Carbon60 » Sat Feb 25, 2017 5:50 pm

3 Replies

2230 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

2475 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

3170 Views

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

Last post by Anthony M « Sat Feb 18, 2017 9:06 pm
Replies: 6
by Anthony M » Wed Feb 15, 2017 1:45 am

6 Replies

2853 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

2959 Views

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

Last post by phuphuphnik « Sat Feb 04, 2017 1:49 am
Replies: 4
by Carbon60 » Thu Feb 02, 2017 8:57 pm

4 Replies

2478 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

2676 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

2622 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

2120 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

2976 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

3013 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

2546 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

2046 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

3467 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

2888 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

2463 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

2523 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

4732 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

3066 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

3401 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

2003 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

2661 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

2620 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

3277 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

2281 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

3109 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

3487 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

2061 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

3485 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

2454 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

2423 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

1951 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

2368 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

2796 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

2274 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

2791 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

3390 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

4391 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

2326 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

2773 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

5305 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

16424 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

2544 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

2461 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

3424 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

2353 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

2257 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

2286 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

2243 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

3308 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

2031 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

2437 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

3292 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

3956 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

3233 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

2529 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

2464 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

2763 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

2508 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

2643 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

2430 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

2908 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

2298 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

2319 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

4753 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

2765 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

2336 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

3509 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

2806 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

2700 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

2697 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

4157 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

2799 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

3645 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

2493 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

2282 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

4747 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

2598 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

2659 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

3296 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

3120 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

2415 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

2430 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

3546 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

2630 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

4325 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

2129 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

4403 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

2118 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

3042 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

2427 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

3182 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

2599 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

2946 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

3240 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

8703 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

2805 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

2956 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

4597 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

3447 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

3402 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

5038 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

3698 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

2706 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

2763 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

2727 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

3658 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

2558 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

2867 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
Replies: 5
by highfnum » Sun Oct 04, 2015 7:49 pm

5 Replies

2736 Views

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
Replies: 1
by highfnum » Wed Sep 30, 2015 8:28 pm

1 Replies

1883 Views

Last post by Merlin66
Wed Sep 30, 2015 11:17 pm
Solar flares and their observation

Last post by p_zetner « Tue Sep 29, 2015 5:16 pm
Replies: 5
by Merlin66 » Sun Sep 27, 2015 4:42 am

5 Replies

2523 Views

Last post by p_zetner
Tue Sep 29, 2015 5:16 pm
another quick question for SHG users

Last post by highfnum « Fri Sep 25, 2015 10:25 am
Replies: 7
by highfnum » Mon Sep 21, 2015 11:20 pm

7 Replies

3037 Views

Last post by highfnum
Fri Sep 25, 2015 10:25 am
SHG shot caH caK for today

Last post by highfnum « Mon Sep 21, 2015 11:23 pm
Replies: 13
by highfnum » Fri Sep 18, 2015 8:56 pm

13 Replies

4064 Views

Last post by highfnum
Mon Sep 21, 2015 11:23 pm
Some advise on building a SHG?

Last post by Merlin66 « Mon Sep 21, 2015 12:13 am
Replies: 15
by Brett » Sat Sep 19, 2015 7:41 pm

15 Replies

4318 Views

Last post by Merlin66
Mon Sep 21, 2015 12:13 am
question to SHG owners

Last post by highfnum « Wed Sep 16, 2015 8:48 am
Replies: 2
by highfnum » Tue Sep 15, 2015 11:14 pm

2 Replies

1964 Views

Last post by highfnum
Wed Sep 16, 2015 8:48 am
The last few days of activity......

Last post by Montana « Sat Sep 12, 2015 6:28 pm
Replies: 6
by grimble_cornet » Thu Sep 10, 2015 7:49 pm

6 Replies

2436 Views

Last post by Montana
Sat Sep 12, 2015 6:28 pm
G2 Geomagnetic Storm 20150908

Last post by Montana « Sat Sep 12, 2015 6:27 pm
Replies: 4
by Carbon60 » Tue Sep 08, 2015 5:57 am

4 Replies

2539 Views

Last post by Montana
Sat Sep 12, 2015 6:27 pm
a bit of past history

Last post by marktownley « Wed Sep 09, 2015 7:20 pm
Replies: 2
by highfnum » Wed Sep 09, 2015 1:30 pm

2 Replies

2067 Views

Last post by marktownley
Wed Sep 09, 2015 7:20 pm
Geomagnetics- Summer summary

Last post by MapleRidge « Mon Sep 07, 2015 12:48 pm
Replies: 7
by Carbon60 » Fri Sep 04, 2015 6:48 am

7 Replies

2563 Views

Last post by MapleRidge
Mon Sep 07, 2015 12:48 pm
Three days of geomagnetic activity.....

Last post by Carbon60 « Tue Sep 01, 2015 5:53 am
Replies: 3
by Carbon60 » Sun Aug 30, 2015 7:15 am

3 Replies

2093 Views

Last post by Carbon60
Tue Sep 01, 2015 5:53 am
29-08-15 shg alpha hbeta

Last post by marktownley « Mon Aug 31, 2015 8:46 pm
Replies: 2
by highfnum » Sat Aug 29, 2015 6:31 pm

2 Replies

2176 Views

Last post by marktownley
Mon Aug 31, 2015 8:46 pm
G2 Geomagnetic Storm

Last post by marktownley « Mon Aug 31, 2015 8:45 pm
Replies: 3
by Carbon60 » Thu Aug 27, 2015 6:11 am

3 Replies

2130 Views

Last post by marktownley
Mon Aug 31, 2015 8:45 pm
18 an 20th august SHG shot

Last post by marktownley « Mon Aug 31, 2015 8:44 pm
Replies: 4
by DSobserver » Wed Aug 26, 2015 10:28 am

4 Replies

2152 Views

Last post by marktownley
Mon Aug 31, 2015 8:44 pm
13Aug SHG: 3rd and final installment.

Last post by marktownley « Mon Aug 31, 2015 8:39 pm
Replies: 4
by p_zetner » Mon Aug 24, 2015 6:49 pm

4 Replies

2061 Views

Last post by marktownley
Mon Aug 31, 2015 8:39 pm
QUSTIONS ABOUT shg IN INFRARED

Last post by Wah « Sat Aug 29, 2015 2:07 pm
Replies: 5
by highfnum » Fri Aug 28, 2015 7:13 pm

5 Replies

2119 Views

Last post by Wah
Sat Aug 29, 2015 2:07 pm
caK shg and question about bandwidth option in Wah program

Last post by Spectral Joe « Mon Aug 24, 2015 8:49 pm
Replies: 5
by highfnum » Sat Aug 22, 2015 9:48 am

5 Replies

2585 Views

Last post by Spectral Joe
Mon Aug 24, 2015 8:49 pm
Digital SHG vs commercial filters

Last post by Spectral Joe « Thu Aug 20, 2015 2:40 pm
Replies: 13
by Merlin66 » Mon Aug 17, 2015 10:52 pm

13 Replies

4088 Views

Last post by Spectral Joe
Thu Aug 20, 2015 2:40 pm
13Aug SHG: 2nd installment.

Last post by Montana « Thu Aug 20, 2015 11:52 am
Replies: 7
by p_zetner » Wed Aug 19, 2015 7:34 pm

7 Replies

2392 Views

Last post by Montana
Thu Aug 20, 2015 11:52 am
G3 Weekend Solar Storm 15th-17th Aug

Last post by Montana « Wed Aug 19, 2015 11:05 am
Replies: 3
by Carbon60 » Tue Aug 18, 2015 8:08 pm

3 Replies

2028 Views

Last post by Montana
Wed Aug 19, 2015 11:05 am
13Aug SHG: 1st installment. Spectral study of AR12401.

Last post by p_zetner « Wed Aug 19, 2015 4:54 am
Replies: 6
by p_zetner » Tue Aug 18, 2015 5:50 am

6 Replies

2897 Views

Last post by p_zetner
Wed Aug 19, 2015 4:54 am
July 2015 magnetic summary

Last post by Montana « Mon Aug 17, 2015 9:02 am
Replies: 8
by Carbon60 » Sun Aug 02, 2015 7:18 am

8 Replies

2738 Views

Last post by Montana
Mon Aug 17, 2015 9:02 am
Tailor made glass optical slits

Last post by Wah « Wed Aug 12, 2015 4:46 am
Replies: 13
by Wah » Mon Jul 27, 2015 6:18 am

13 Replies

4171 Views

Last post by Wah
Wed Aug 12, 2015 4:46 am
caH caK and aluminum

Last post by Merlin66 « Wed Aug 12, 2015 12:14 am
Replies: 16
by highfnum » Sun Aug 09, 2015 5:57 pm

16 Replies

3938 Views

Last post by Merlin66
Wed Aug 12, 2015 12:14 am
What to do with a Spectrophotometer? Gilford 250

Last post by Wah « Tue Aug 11, 2015 5:41 am
Replies: 2
by abberation » Tue Aug 11, 2015 3:14 am

2 Replies

1929 Views

Last post by Wah
Tue Aug 11, 2015 5:41 am
shg h-alpha today

Last post by Montana « Mon Aug 10, 2015 9:28 am
Replies: 2
by highfnum » Sun Aug 09, 2015 6:00 pm

2 Replies

1908 Views

Last post by Montana
Mon Aug 10, 2015 9:28 am
how do you ID h-gamma , h-delta, helium d3?

Last post by Merlin66 « Sun Aug 09, 2015 10:34 pm
Replies: 3
by highfnum » Sun Aug 09, 2015 6:25 pm

3 Replies

1917 Views

Last post by Merlin66
Sun Aug 09, 2015 10:34 pm
my attempts at SHG images continued

Last post by Merlin66 « Sat Aug 08, 2015 10:54 pm
Replies: 18
by highfnum » Fri Jul 17, 2015 3:09 pm

18 Replies

4415 Views

Last post by Merlin66
Sat Aug 08, 2015 10:54 pm
30July2015 PZ SHG images.

Last post by Derek Klepp « Fri Aug 07, 2015 10:00 am
Replies: 8
by p_zetner » Tue Aug 04, 2015 6:05 am

8 Replies

2913 Views

Last post by Derek Klepp
Fri Aug 07, 2015 10:00 am
sunspot in spectrum

Last post by Montana « Mon Aug 03, 2015 7:12 am
Replies: 4
by highfnum » Sun Aug 02, 2015 11:47 pm

4 Replies

2309 Views

Last post by Montana
Mon Aug 03, 2015 7:12 am
more fun with SHg

Last post by Merlin66 « Sun Aug 02, 2015 10:44 pm
Replies: 9
by highfnum » Sat Aug 01, 2015 11:25 pm

9 Replies

2997 Views

Last post by Merlin66
Sun Aug 02, 2015 10:44 pm
SHg cak caH images today

Last post by marktownley « Sat Aug 01, 2015 12:41 pm
Replies: 3
by highfnum » Fri Jul 31, 2015 11:56 pm

3 Replies

2136 Views

Last post by marktownley
Sat Aug 01, 2015 12:41 pm
need verification of image

Last post by DSobserver « Mon Jul 27, 2015 10:37 pm
Replies: 5
by highfnum » Mon Jul 27, 2015 12:15 am

5 Replies

2403 Views

Last post by DSobserver
Mon Jul 27, 2015 10:37 pm
Inherited a Spectroscope - help please!

Last post by marktownley « Mon Jul 27, 2015 11:38 am
Replies: 8
by marktownley » Sun Jul 26, 2015 6:47 pm

8 Replies

2689 Views

Last post by marktownley
Mon Jul 27, 2015 11:38 am
SHG - focusing - is like tuning a violin

Last post by highfnum « Sat Jul 25, 2015 2:34 pm
Replies: 12
by highfnum » Fri Jul 24, 2015 10:40 am

12 Replies

3490 Views

Last post by highfnum
Sat Jul 25, 2015 2:34 pm
SHG Images - July 7

Last post by p_zetner « Sat Jul 18, 2015 6:52 pm
Replies: 15
by p_zetner » Wed Jul 08, 2015 7:36 pm

15 Replies

4061 Views

Last post by p_zetner
Sat Jul 18, 2015 6:52 pm
SHG from july 14th

Last post by Wah « Sat Jul 18, 2015 1:10 am
Replies: 10
by DSobserver » Tue Jul 14, 2015 6:01 pm

10 Replies

2745 Views

Last post by Wah
Sat Jul 18, 2015 1:10 am
asking a favor

Last post by Merlin66 « Tue Jul 07, 2015 9:34 pm
Replies: 10
by highfnum » Mon Jul 06, 2015 2:50 pm

10 Replies

3178 Views

Last post by Merlin66
Tue Jul 07, 2015 9:34 pm
Geomagnetics- June 2015 Summary

Last post by Carbon60 « Tue Jul 07, 2015 1:14 pm
Replies: 5
by Carbon60 » Sun Jul 05, 2015 3:02 pm

5 Replies

2021 Views

Last post by Carbon60
Tue Jul 07, 2015 1:14 pm
a way to center and observe UV lines in spectroscope

Last post by highfnum « Sun Jul 05, 2015 8:20 pm
Replies: 13
by highfnum » Thu Jul 02, 2015 2:17 pm

13 Replies

3635 Views

Last post by highfnum
Sun Jul 05, 2015 8:20 pm
4th July solar storm

Last post by marktownley « Sun Jul 05, 2015 1:59 pm
Replies: 2
by Carbon60 » Sun Jul 05, 2015 10:50 am

2 Replies

1879 Views

Last post by marktownley
Sun Jul 05, 2015 1:59 pm
Minor G1 Solar Storm

Last post by Montana « Thu Jul 02, 2015 9:38 am
Replies: 5
by Carbon60 » Thu Jun 25, 2015 9:25 pm

5 Replies

2429 Views

Last post by Montana
Thu Jul 02, 2015 9:38 am
quick question about Wah program

Last post by highfnum « Mon Jun 29, 2015 8:37 pm
Replies: 7
by highfnum » Sun Jun 28, 2015 1:14 pm

7 Replies

2296 Views

Last post by highfnum
Mon Jun 29, 2015 8:37 pm
its it safe to say a SHG is born?

Last post by highfnum « Sat Jun 27, 2015 2:27 pm
Replies: 18
by highfnum » Mon Jun 22, 2015 11:23 pm

18 Replies

4857 Views

Last post by highfnum
Sat Jun 27, 2015 2:27 pm
Significant G4 solar storm 23rd July

Last post by swisswalter « Wed Jun 24, 2015 3:18 am
Replies: 5
by Carbon60 » Tue Jun 23, 2015 6:20 am

5 Replies

2734 Views

Last post by swisswalter
Wed Jun 24, 2015 3:18 am
ok guys need some help

Last post by Merlin66 « Sat Jun 20, 2015 12:25 pm
Replies: 33
by highfnum » Sat Jun 13, 2015 5:45 pm
1

2
33 Replies

6707 Views

Last post by Merlin66
Sat Jun 20, 2015 12:25 pm
Minor geomagnetic weekend storm

Last post by Derek Klepp « Wed Jun 17, 2015 10:28 am
Replies: 6
by Carbon60 » Mon Jun 15, 2015 8:45 pm

6 Replies

2649 Views

Last post by Derek Klepp
Wed Jun 17, 2015 10:28 am
Moderate G2 geomagnetic storm

Last post by Carbon60 « Tue Jun 09, 2015 7:19 pm
Replies: 4
by grimble_cornet » Mon Jun 08, 2015 2:14 pm

4 Replies

2216 Views

Last post by Carbon60
Tue Jun 09, 2015 7:19 pm
Philippe Rousselle's SHG

Last post by Bob1957 « Fri Jun 05, 2015 3:03 pm
Replies: 8
by Bob1957 » Sun May 31, 2015 1:51 pm

8 Replies

2838 Views

Last post by Bob1957
Fri Jun 05, 2015 3:03 pm
SHG out of hibernation!

Last post by highfnum « Wed May 27, 2015 9:27 pm
Replies: 13
by p_zetner » Sat May 23, 2015 2:41 am

13 Replies

3207 Views

Last post by highfnum
Wed May 27, 2015 9:27 pm
Gust of solar plasma sparks G2 geomagnetic storm

Last post by swisswalter « Thu May 21, 2015 4:21 am
Replies: 7
by Carbon60 » Wed May 20, 2015 6:14 am

7 Replies

2626 Views

Last post by swisswalter
Thu May 21, 2015 4:21 am
SHG focus improvement : now all wavelenght!

Last post by Montana « Fri May 15, 2015 11:03 am
Replies: 11
by DSobserver » Mon May 11, 2015 9:46 pm

11 Replies

3380 Views

Last post by Montana
Fri May 15, 2015 11:03 am
Ha and Cak SHG results

Last post by DSobserver « Mon May 11, 2015 9:34 pm
Replies: 5
by DSobserver » Sun May 10, 2015 2:04 pm

5 Replies

2433 Views

Last post by DSobserver
Mon May 11, 2015 9:34 pm
Minor Solar Storm (Kp5)

Last post by Carbon60 « Thu May 07, 2015 11:17 am
Replies: 6
by Carbon60 » Wed May 06, 2015 8:05 pm

6 Replies

2524 Views

Last post by Carbon60
Thu May 07, 2015 11:17 am
solar spectrum

Last post by huwiler « Tue May 05, 2015 7:18 pm
Replies: 6
by huwiler » Mon May 04, 2015 6:48 pm

6 Replies

2634 Views

Last post by huwiler
Tue May 05, 2015 7:18 pm
White light non-spectrohelioscope

Last post by alex « Fri May 01, 2015 6:32 pm
Replies: 5
by Merlin66 » Wed Mar 05, 2014 8:14 am

5 Replies

2502 Views

Last post by alex
Fri May 01, 2015 6:32 pm
G2 Geomagnetic Storm

Last post by GuillermoBarrancos « Mon Apr 13, 2015 7:14 am
Replies: 7
by Carbon60 » Fri Apr 10, 2015 7:40 pm

7 Replies

2721 Views

Last post by GuillermoBarrancos
Mon Apr 13, 2015 7:14 am
Solar Wind from Coronal Hole Reaches Earth (April 2nd)

Last post by marktownley « Sun Apr 05, 2015 11:37 am
Replies: 10
by Carbon60 » Fri Apr 03, 2015 12:47 pm

10 Replies

3188 Views

Last post by marktownley
Sun Apr 05, 2015 11:37 am
Magnetic blip

Last post by swisswalter « Sun Mar 22, 2015 10:15 pm
Replies: 8
by grimble_cornet » Sat Mar 21, 2015 7:10 pm

8 Replies

2908 Views

Last post by swisswalter
Sun Mar 22, 2015 10:15 pm

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