Caldwell 20

Posted: Aug 8th, 2026

Show astrometry on hover

NGC

Technical Info

Telescope/Lens: Sky-Watcher 130/650 PDS

Camera: Touptek ATR533C

Mount: Sky Watcher EQ3-2 onStep

Guide Scope: Sv106 60mm

Guide Camera: ZWO ASI 224MC

Software: Siril, Graxpert

Accessories: Svbony sv220

Exposure:

75 x 180" ISO/Gain: 101 - sv220

Gray, Bortle 2 zone:

Peremilovo, Moscow Oblast, Russia

3 h 45 m

123

Resolution: 1066x897 px

Scale: 223 KB

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