M 101 galaxy "Pinwheel"

 Posted: Apr 22nd, 2026
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Technical Info
Telescope/Lens: Прямофокусник 300/996 "Изд.№3" & SharpStar 13028HNT
Camera: QHYCCD QHY5III585M & ZWO ASI585MC
Mount: МТ-120
Guide Scope: ED kenko 60 -400mm
Guide Camera: T7m
Software: NINA, Pixlnsight, ФШ
Accessories: Sharpstar 0.95x MPCC Сдвоенное колесо фильтров От Ивана Ионова
Exposure:
30 x 180" ISO/Gain: 9 - Touptek G 36мм
30 x 180" ISO/Gain: 9 - Touptek R 36мм
30 x 180" ISO/Gain: 9 - Touptek B 36мм
31 x 300" ISO/Gain: 9 - Antlia Ha 3nm Highspeed-36 мм
149 x 120" ISO/Gain: 200 - UV/IR
Orange, Bortle 6 zone:
 Ekaterinburg Rayon Ozera Gluhoe, Russia
 Apr 13th, 2026
12 h 3 m
22
Resolution: 3721x2090 px
Scale: 1074 KB
The result of combining data from two telescopes, captured in a single night on the same mount, except for the hydrogen data, which was taken earlier on 04/03.
Current photo Updated
  Today, at 13:47
  12 h 3 m
The result of combining data from two telescopes, captured in a single night on the same mount, except for the hydrogen data, which was taken earlier on 04/03.
  13 Apr, 2026
  4 h 58 m
First light with the new tube, mounted it as a second scope next to the 300mm refractor. Both tubes now have 585 cameras—mono on the 300mm, color on this one. T…
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Comments

An interesting combination, but doesn't it feel like the ASKAR data might blur the details captured with the large aperture? I've actually been thinking about a similar experiment, but with simpler equipment.
Today, at 15:40 Reply

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