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Orpington Astronomical Society

Astronomy => Astrophotography => Topic started by: The Thing on Apr 11, 2015, 14:06:37

Title: The Sun 2015-04-10 15:19UTC, Manche
Post by: The Thing on Apr 11, 2015, 14:06:37
Telescope aperture and focal ratio:   Super Paragon 200mm lens at f11 on Skywatcher StarAdventurer
Camera and filters used:   QHY5L-II Mono, Baader Astrosolar Film and Solar Continuum Filter
Processing applied:   FireCapture, Autostakkert! and Photoshop CS2, 329 of 758 frames.

(http://gallery.orpington-astronomy.org.uk/albums/userpics/10050/Sun-2015-04-08-15-19-47-326_Manche.png)
Title: Re: The Sun 2015-04-10 15:19UTC, Manche
Post by: Kenny on Apr 11, 2015, 14:23:20
Great. Very clear sunspot group. Is that AR2320?
Title: Re: The Sun 2015-04-10 15:19UTC, Manche
Post by: The Thing on Apr 11, 2015, 15:00:41
Quote from: Kenny on Apr 11, 2015, 14:23:20
Great. Very clear sunspot group. Is that AR2320?
Thanks Kenny. Yes I think so. (http://www.tesis.lebedev.ru/en/active_areas.html?m=4&d=8&y=2015)

BTW exposure even with all the filtering was 3.9ms at 10% gain.
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