M27 Dumbbell

 Posted: Oct 13th, 2021
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Technical Info
Telescope/Lens: Newton 150/750
Camera: RisingCam 571C
Mount: HEQ5 Pro (Rowan belt modification)
Guide Scope: Pentax Takumar 200/4
Guide Camera: T7M Astro
Software: APT, PHD2, Siril, Topaz Denoise AI, Starnet++, Luminar
Accessories: Комакорректор GSO
Exposure:
96 x 300" ISO/Gain: 100 - Optolong l-eXtreme
80 x 90" ISO/Gain: 100 - UV-IR Cut
Orange zoneLight Pollution:
 Krasnoznamensk, Russia
 Oct 8th, 2021
10 h 0 m
1853
The Dumbbell Nebula required some extra effort. I captured it in three sessions (September 28, October 1, October 8), and several hours of exposure ended up in the trash due to alignment and guide-scope mounting issues after cleaning. Truly: if it ain't broke, don't fix it!
Resolution: 2870x1917 px
Scale: 5751 KB
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