The "Crescent" Nebula (NGC6888)

 Posted: Dec 7th, 2025
Technical Info
Telescope/Lens: Askar 80ED 80/560
Camera: Player One Uranus-C Pro (IMX585)
Mount: Sky-Watcher AZ-GTI EQ mode
Guide Scope: Svbony 30/120 guidescope
Guide Camera: Touptek 290M guidecamera
Software: Siril, Photoshop
Accessories: 0.7x reducer/flattener
Exposure:
20 x 180" ISO/Gain: 210 - T=-5C. Узкополосник Optolong L-Ultimate
Red zoneLight Pollution:
 Protvino Moskovskaya Obl, Russia
 Jul 29th, 2025
1 h 0 m
17
A relatively short integration time, in a red zone with light pollution, and during the white nights (late July). So I applaud the capabilities of the dual-band filter Optolong L-Ultimate.
Resolution: 3827x2122 px
Scale: 3865 KB
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