The Andromeda Galaxy (M 31)

The Andromeda Galaxy (Messier 31) is a spiral galaxy approximately 2.5 million light-years from Earth.

Date: 2015.09.19-20.

Location: Daejeon Education Training Institute, Gongju, Korea

Telescope: FS-60CB with a focal reducer (FL: 264 nm, F/4.4)

Guide scope: CCTV lens (FL: 100 mm, F/3.5)

Mount: Unitec SWAT-300

Camera: SBIG STF-8300M w/ Baarder filters

Guide camera: QHY5L-II-C

Exposure: Ha (1bin) 300s x 4, (2bin) 300s x 5; L (1bin) 300s x 2, 180s x 7, 120s x15;

RGB (1bin) 120s x 5/each, (2bin) 120s x 5/each