Search found 1237 matches
- Thu Mar 28, 2024 9:46 am
- Forum: This is SolarChat !!
- Topic: 28 March 2024
- Replies: 9
- Views: 117
Re: 28 March 2024
A nice set of images of this AR. I like the second last image best.
- Thu Mar 28, 2024 3:29 am
- Forum: This is SolarChat !!
- Topic: 27 March 2024 Full Disk White Light
- Replies: 3
- Views: 72
Re: 27 March 2024 Full Disk White Light
Its been interesting to follow the evolution of AR3615 - maybe it will return?
Thanks for posting.
Thanks for posting.
- Wed Mar 27, 2024 9:18 pm
- Forum: This is SolarChat !!
- Topic: 26th March 2024
- Replies: 8
- Views: 204
Re: 26th March 2024
Thank you for your comments Peter and Alexandra. Best solar wishes to all for easter.
- Wed Mar 27, 2024 2:49 am
- Forum: This is SolarChat !!
- Topic: 26th March 2024
- Replies: 8
- Views: 204
Re: 26th March 2024
Thanks James.
- Tue Mar 26, 2024 9:22 pm
- Forum: This is SolarChat !!
- Topic: 26th March 2024
- Replies: 8
- Views: 204
Re: 26th March 2024
Thanks Mark.
- Tue Mar 26, 2024 4:32 am
- Forum: This is SolarChat !!
- Topic: 26th March 2024
- Replies: 8
- Views: 204
26th March 2024
26th March. SE Australia. A nice sunny day with good sky conditions. The large active region AR3615 continues to evolve into a nice cluster as it moves across the sun towards the western limb. The first image at 540 nm shows its position today together with the other sunspot regions. The second imag...
- Mon Mar 25, 2024 1:03 am
- Forum: This is SolarChat !!
- Topic: 24th March Solar images
- Replies: 5
- Views: 124
24th March Solar images
24th March. Shown are 3 images of the sunspots at 540 nm taken on 20th, 22nd and 24th March to show the changes that have taken place. The most prominent sunspot group at the moment is AR3615. The last image shows this AR in the Ha wavelength 656 nm. All are single exposures with a Canon 550d camera...
- Mon Mar 25, 2024 12:50 am
- Forum: This is SolarChat !!
- Topic: Sunday Sun 24th March 2024
- Replies: 20
- Views: 341
Re: Sunday Sun 24th March 2024
Really nice set of images Stuart. Well done.
Regards, John W.
Regards, John W.
- Tue Mar 12, 2024 8:05 am
- Forum: SPoD Archive
- Topic: M7.4 flare on Sunday 10th March 2024
- Replies: 9
- Views: 103
Re: M7.4 flare on Sunday 10th March 2024
Nice images Petrus - well done.
Cheers, John W.
Cheers, John W.
- Tue Mar 12, 2024 8:05 am
- Forum: This is SolarChat !!
- Topic: M7.4 flare on Sunday 10th March 2024
- Replies: 9
- Views: 215
Re: M7.4 flare on Sunday 10th March 2024
Nice images Petrus - well done.
Cheers, John W.
Cheers, John W.
- Sun Mar 10, 2024 12:17 am
- Forum: This is SolarChat !!
- Topic: 10th March - 3 days of sunspots
- Replies: 7
- Views: 172
10th March - 3 days of sunspots
10th March. SE Australia. Very hot here - we have 3 days in a row of over 37°C temps. Here are three images I managed to take of the sunspots - 7th March, 8th March and 10th March. All single exposures with Canon 550d and Herschel wedge at 540 nm. The prominent AR is 3599. Mostly small sunspots. Tha...
- Sun Mar 10, 2024 12:11 am
- Forum: This is SolarChat !!
- Topic: Comparison FD's in Continuum and G-band! 09-03-2024
- Replies: 15
- Views: 356
Re: Comparison FD's in Continuum and G-band! 09-03-2024
Interesting comparison Ivan - well done.
Cheers,
John W.
Cheers,
John W.
- Sun Mar 10, 2024 12:08 am
- Forum: This is SolarChat !!
- Topic: 2 hours 39 minutes timelapse of AR13599, 13600 and 13605 in H-Alpha 8th of March 2024
- Replies: 15
- Views: 377
Re: 2 hours 39 minutes timelapse of AR13599, 13600 and 13605 in H-Alpha 8th of March 2024
A nice active region to image Arne - well recorded.
Cheers, John W.
Cheers, John W.
- Sun Mar 10, 2024 12:06 am
- Forum: This is SolarChat !!
- Topic: 9 March 2024
- Replies: 10
- Views: 255
Re: 9 March 2024
Nice images of the proms Ralph - well done.
Cheers,
John W
Cheers,
John W
- Sun Mar 10, 2024 12:05 am
- Forum: This is SolarChat !!
- Topic: Ha and CaH sun, March 8, 2024
- Replies: 14
- Views: 245
Re: Ha and CaH sun, March 8, 2024
Good work Franco - even with poor seeing.
Regards, John W.
Regards, John W.
- Thu Mar 07, 2024 12:48 am
- Forum: This is SolarChat !!
- Topic: 6 March 2024
- Replies: 11
- Views: 279
Re: 6 March 2024
Nice prominence images.
Thanks,
John W.
Thanks,
John W.
- Tue Mar 05, 2024 9:19 pm
- Forum: This is SolarChat !!
- Topic: 5 March 2024
- Replies: 11
- Views: 213
Re: 5 March 2024
Nice set of images Ralph - esp. the colour ones.
- Tue Mar 05, 2024 9:18 pm
- Forum: This is SolarChat !!
- Topic: Sun FD in H-Alpha, CaK and Continuum March 5th 2024
- Replies: 15
- Views: 342
Re: Sun FD in H-Alpha, CaK and Continuum March 5th 2024
Nice set of images Arne - well done.
Regards, John W.
Regards, John W.
- Mon Mar 04, 2024 8:00 am
- Forum: This is SolarChat !!
- Topic: 2nd March. Sunspot cycle update
- Replies: 11
- Views: 275
Re: 2nd March. Sunspot cycle update
Thank you, Franco, Eric, and Arne.
We will watch this months solar activity with interest.
We will watch this months solar activity with interest.
- Sun Mar 03, 2024 2:09 am
- Forum: This is SolarChat !!
- Topic: Full disk - Lunt 40mm BF600 first light! - March 2nd
- Replies: 14
- Views: 343
Re: Full disk - Lunt 40mm BF600 first light! - March 2nd
Welcome Antonio - your first image is pretty good.
Keep experimenting is my recommendation.
Regards,
John W (Australia).
Keep experimenting is my recommendation.
Regards,
John W (Australia).
- Sat Mar 02, 2024 9:57 pm
- Forum: This is SolarChat !!
- Topic: 2nd March. Sunspot cycle update
- Replies: 11
- Views: 275
Re: 2nd March. Sunspot cycle update
Thank you everybody - lets see what March brings.
Cheers, John W
Cheers, John W
- Sat Mar 02, 2024 2:53 am
- Forum: This is SolarChat !!
- Topic: 2nd March. Sunspot cycle update
- Replies: 11
- Views: 275
2nd March. Sunspot cycle update
2nd March. Its the start of March so time for an update on the progress of Solar cycle 25. February saw a slight increase in the mean sunspot number from 123.0 for January to 124.7 for February. Two graphs are shown - the first from the Australian SWS, and the second from the USA / SWPC. Both use a ...
- Thu Feb 29, 2024 12:47 am
- Forum: This is SolarChat !!
- Topic: SUN February 29th
- Replies: 11
- Views: 323
Re: SUN February 29th
Thank you Richard - well recorded.
Cheers, John W
Cheers, John W
- Wed Feb 28, 2024 10:41 am
- Forum: This is SolarChat !!
- Topic: Sunday Sunshine 25th February
- Replies: 15
- Views: 337
Re: Sunday Sunshine 25th February
Really nice comparative set of images Mark.
regards,
John W
regards,
John W
- Wed Feb 28, 2024 7:52 am
- Forum: This is SolarChat !!
- Topic: Brief Slooh Ha and SDO HMI continuum. AR13590. 2-27-24
- Replies: 10
- Views: 237
Re: Brief Slooh Ha and SDO HMI continuum. AR13590. 2-27-24
That big sunspot is still there - thanks James.
- Wed Feb 28, 2024 7:51 am
- Forum: This is SolarChat !!
- Topic: Full Disc 27-02-2024
- Replies: 12
- Views: 283
Re: Full Disc 27-02-2024
Nice images Rainer - well recorded.
- Tue Feb 27, 2024 9:46 pm
- Forum: This is SolarChat !!
- Topic: 27th Feb That large sunspot
- Replies: 9
- Views: 256
Re: 27th Feb That large sunspot
Thank you everybody for your comments.
Cheers, John W.
Cheers, John W.
- Tue Feb 27, 2024 8:03 am
- Forum: This is SolarChat !!
- Topic: Sunshine at last!
- Replies: 21
- Views: 420
Re: Sunshine at last!
Nice report Alexandra - thanks for the images and story.
regards, John W.
regards, John W.
- Tue Feb 27, 2024 4:01 am
- Forum: This is SolarChat !!
- Topic: 430 and 540 nanometer Imaging. 2-26-24
- Replies: 37
- Views: 959
Re: 430 and 540 nanometer Imaging. 7-26-24
Nice report and images James - well done.
At least there are some interesting ARs at the moment.
Regards,
John W
At least there are some interesting ARs at the moment.
Regards,
John W
- Tue Feb 27, 2024 3:44 am
- Forum: This is SolarChat !!
- Topic: 27th Feb That large sunspot
- Replies: 9
- Views: 256
27th Feb That large sunspot
27th Feb. SE Australia (summer) Today's sky conditions were fairly good for some more images of that large sunspot region AR 3590 in the NW sector of the Sun. I have three iamges - the first at 540 nm to show the sunspot locations and the other two images at 656 nm (H alpha). All images are single e...
- Tue Feb 27, 2024 3:37 am
- Forum: This is SolarChat !!
- Topic: Sunspot Progression with the Seestar 2/25 - 2/26/2024
- Replies: 12
- Views: 255
Re: Sunspot Progression with the Seestar 2/25 - 2/26/2024
Nice presentation Warren - well done.
- Tue Feb 27, 2024 3:33 am
- Forum: This is SolarChat !!
- Topic: AR3590 Trifecta (Continuum, CaK & H-alpha) in High Res | Feb 26th 2024
- Replies: 21
- Views: 635
Re: AR3590 Trifecta (Continuum, CaK & H-alpha) in High Res | Feb 26th 2024
Nice set of images Marty - well done.
- Fri Feb 16, 2024 11:01 pm
- Forum: Sunlit Earth
- Topic: Aurora 13th / 14th February
- Replies: 11
- Views: 337
Re: Aurora 13th / 14th February
Well done Mark - I really like your story and images. It was worth the effort.
Regards,
John W
Regards,
John W
- Wed Feb 14, 2024 9:16 pm
- Forum: This is SolarChat !!
- Topic: 14th Feb 3 days of sunspots
- Replies: 10
- Views: 751
Re: 14th Feb 3 days of sunspots
Thank you everybody for your comments. It will be interesting to see what the rest of this month brings.
Regards, John W
Regards, John W
- Wed Feb 14, 2024 4:40 am
- Forum: This is SolarChat !!
- Topic: 14th Feb 3 days of sunspots
- Replies: 10
- Views: 751
14th Feb 3 days of sunspots
14th Feb. I have posted here three images of sunspots taken 48 hrs apart. Sky conditions varied greatly during this time period but you can see the changes taking place. The largest spot was AR 3576. Looks like this might be an active month. All images are single exposures with a Canon 550d camera a...
- Wed Feb 14, 2024 4:37 am
- Forum: This is SolarChat !!
- Topic: Feb 13 H-alpha sun.
- Replies: 8
- Views: 190
Re: Feb 13 H-alpha sun.
Terrific image Peter - well recorded - lots of detail.
- Wed Feb 14, 2024 12:59 am
- Forum: This is SolarChat !!
- Topic: Prom disc 12-2-24 Ha
- Replies: 8
- Views: 257
Re: Prom disc 12-2-24 Ha
Looks like a solar eclipse ! Well done.
- Fri Feb 09, 2024 1:44 am
- Forum: This is SolarChat !!
- Topic: Full Disc 08-02-2024
- Replies: 8
- Views: 243
Re: Full Disc 08-02-2024
Nice images Rainer - good detail.
- Thu Feb 08, 2024 7:23 am
- Forum: This is SolarChat !!
- Topic: 8th Feb Large sunspot
- Replies: 8
- Views: 526
Re: 8th Feb Large sunspot
Please note, the sunspot images were taken at 540 nm not WL (which uses the whole visible spectrum).
Thanks.
Thanks.
- Thu Feb 08, 2024 1:39 am
- Forum: This is SolarChat !!
- Topic: 8th Feb Large sunspot
- Replies: 8
- Views: 526
8th Feb Large sunspot
8th Feb. SE Australia.. There is a nice large sunspot group AR3576 that is currently travelling across the Sun's disc (E to W). I measured it this morning at approx. 145,000 km across x 72,400 wide. The first and second images shows it and the other sunspots at 540 nm. The third image shows the east...
- Thu Feb 08, 2024 1:26 am
- Forum: This is SolarChat !!
- Topic: Imaging in 393.3nm Today. 2-7-24
- Replies: 21
- Views: 599
Re: Imaging in 393.3nm Today. 2-7-24
Interesting to see the AR's at this wavelength James - well recorded.
Cheers, John W
Cheers, John W
- Wed Feb 07, 2024 7:30 am
- Forum: This is SolarChat !!
- Topic: 7 Febuary 2024
- Replies: 15
- Views: 379
Re: 7 Febuary 2024
Nice set of images. Well done.
- Wed Feb 07, 2024 5:30 am
- Forum: This is SolarChat !!
- Topic: 6th Feb Solar images
- Replies: 11
- Views: 364
Re: 6th Feb Solar images
Thank you everybody for your comments. James - glad you noticed the floater.
- Wed Feb 07, 2024 5:29 am
- Forum: This is SolarChat !!
- Topic: Sol from the 4th and 5th of February 2024.
- Replies: 14
- Views: 532
Re: Sol from the 4th and 5th of February 2024.
Lots of detail Eric - well done. Extremely sharp.
- Wed Feb 07, 2024 5:27 am
- Forum: This is SolarChat !!
- Topic: February 6th - Ha Set
- Replies: 12
- Views: 416
Re: February 6th - Ha Set
Nice set of close up images Brian. Well done.
Regards, John W.
Regards, John W.
- Tue Feb 06, 2024 2:23 am
- Forum: This is SolarChat !!
- Topic: 6th Feb Solar images
- Replies: 11
- Views: 364
6th Feb Solar images
6th Feb (SE Australia) I was nearly not going to image today as the sky was rough and it was very windy. However I managed a few images at two wavelengths. The first image shows the sunspots at 540 nm - there is an interesting group AR 3576 showing development on the eastern sector. Also 3571 and 35...
- Mon Feb 05, 2024 1:47 am
- Forum: This is SolarChat !!
- Topic: 3rd Feb Sunspot report and C25 update..
- Replies: 10
- Views: 411
Re: 3rd Feb Sunspot report and C25 update..
Thank you everybody for your comments. We'll see what the rest of this year brings as far as solar activity goes.
Cheers, John W.
Cheers, John W.
- Sat Feb 03, 2024 2:43 am
- Forum: This is SolarChat !!
- Topic: 3rd Feb Sunspot report and C25 update..
- Replies: 10
- Views: 411
3rd Feb Sunspot report and C25 update..
3rd Feb. A nice sunny morning here in SE Australia allowed me to capture an image of the sunspots. Mostly small but there are a few of them. The av. monthly sunspot number for January was 123.0 (up slightly on Decembers figure) and so I have included updated graphs to show how cycle 25 is going. The...
- Sat Feb 03, 2024 2:32 am
- Forum: This is SolarChat !!
- Topic: Activity on the SE Limb 2/2/2024
- Replies: 17
- Views: 540
Re: Activity on the SE Limb 2/2/2024
Nice details Warren - well recorded.
Regards, John W
Regards, John W
- Sat Feb 03, 2024 1:00 am
- Forum: This is SolarChat !!
- Topic: 2 February 2024
- Replies: 9
- Views: 417
Re: 2 February 2024
Nice set of images Ralph - lots to see.
Regards, John W
Regards, John W