M101

 Posted: May 18th, 2025
Show astrometry on hover
NGC
IC
HD
Technical Info
Telescope/Lens: Sky-Watcher BKP2001
Camera: Canon 450Da
Mount: Sky-Watcher EQ5 OnStep
Guide Scope: Angeleyes
Guide Camera: zwo asi120mc
Software: siril, pixinsight
Accessories: Meyon 2" MPC 1x
Exposure:
14 x 180" ISO/Gain: 800
66 x 60" ISO/Gain: 800
35 x 60" ISO/Gain: 800
61 x 60" ISO/Gain: 800
Orange zoneLight Pollution:
 Rostov-Na-Donu, Russia
 Apr 28th, 2025
3 h 24 m
605
It was shot in several sessions over the course of a month, with a total integration time of 3.4 hours. For me, this object turned out to be very difficult to process; I've lost count of how many times I've started working on it. And this is possibly not the final result.
Resolution: 3530x2310 px
Scale: 8946 KB
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