Astrobin : https://www.astrobin.com/kpqviy/F/ Integration of HOO starless and RGB stars masters; luminance added by Ha channel. Narrowband Ha and Oiii subframes at 180″ -20C, gain…
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M51 Whirlpool
Astrobin: https://www.astrobin.com/jlz5za/ Astrometry: http://nova.astrometry.net/user_images/4634640#annotated Drizzle data integration by PixInSight of many frames taken mailnly in UHC and some in CLS filter by WO Zenithstar61/EOS550d and…
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M51
Astrobin: https://www.astrobin.com/5r1jpk/?nc=user Astrometry: http://nova.astrometry.net/user_images/4215304#annotated 69 lights at ISO400 600sec each one, recorded from 09/11/2020 to 26/11/2020
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