Here is the umbra and bridge of the AR12741 inner structure as seen in H-a.
Telescope used - C11 280mm F/10 SCT equipped with the ARIES 295mm DERF and Quark Chromosphere.
May 11, 2019.
Right click on the image and choose to open the image in a separate window - to see the image in the full resolution.
Thanks for looking.
Valery
AR12741 Inside it's umbra in Ha
- Valery
- Way More Fun to Share It!!
- Posts: 4059
- Joined: Sun Nov 18, 2012 3:13 pm
- Has thanked: 156 times
- Been thanked: 893 times
AR12741 Inside it's umbra in Ha
- Attachments
-
- AR12741-2019-05-11-UT06h-54m--C11-ARIES-DERF-Quark-UMBRA.jpg (415.53 KiB) Viewed 1248 times
"Solar H alpha activity is the most dynamic and compelling thing you can see in a telescope, so spend accordingly." (c) Bob Yoesle.
Largest full size 185 - 356mm Dielectric Energy Rejection Filters (D-ERF) by ARIES Instruments.
Largest full size 185 - 356mm Dielectric Energy Rejection Filters (D-ERF) by ARIES Instruments.
- marktownley
- Librarian
- Posts: 42550
- Joined: Tue Oct 18, 2011 5:27 pm
- Location: Brierley Hills, UK
- Has thanked: 20819 times
- Been thanked: 10491 times
- Contact:
Re: AR12741 Inside it's umbra in Ha
That's very impressive Valery!
http://brierleyhillsolar.blogspot.co.uk/
Solar images, a collection of all the most up to date live solar data on the web, imaging & processing tutorials - please take a look!
- Montana
- Librarian
- Posts: 34722
- Joined: Mon Oct 17, 2011 5:25 pm
- Location: Cheshire, UK
- Has thanked: 17974 times
- Been thanked: 8906 times
Re: AR12741 Inside it's umbra in Ha
Beautiful processing Valery, I never like to see the umbra presented as a black hole
Alexandra
Alexandra
- Valery
- Way More Fun to Share It!!
- Posts: 4059
- Joined: Sun Nov 18, 2012 3:13 pm
- Has thanked: 156 times
- Been thanked: 893 times
Re: AR12741 Inside it's umbra in Ha
Thank Alexandra,
Yes, me too. I always inteersted in what an umbra consist in it's guts.
Valery
"Solar H alpha activity is the most dynamic and compelling thing you can see in a telescope, so spend accordingly." (c) Bob Yoesle.
Largest full size 185 - 356mm Dielectric Energy Rejection Filters (D-ERF) by ARIES Instruments.
Largest full size 185 - 356mm Dielectric Energy Rejection Filters (D-ERF) by ARIES Instruments.
- MAURITS
- Way More Fun to Share It!!
- Posts: 8617
- Joined: Tue Nov 27, 2018 4:37 pm
- Location: Belgium
- Has thanked: 2464 times
- Been thanked: 4880 times
- Contact: