M31 - The Andromeda Galaxy

Andromeda

Spiral Galaxy

M 31 - Spiral Galaxy - North is Up
Date: Sep 21, 2007 Time: 23:30 CST Location: Haltom City Tx
Instrument: 106mm f/5 Takahashi FSQ106N Mount: AP1200GTO Guiding: Internal Guider
Extra Hardware: None Seeing: Good Transparency: Fair
Camera: SBIG STL11K Filter Wheel: Internal Filter: AstroDon 6nm L
Exposure: 8 x 600 Seconds Luminance Camera Control: MaximDL 4.11 Processing: MaximDL,Sigma-Reject, PSCS

Image Center: RA 00h 43m 11s, Dec +41d 18m 48s, Pos Angle -88d 40'
Effective Focal Length 530 mm ~ 3.5" per Pixel
Notes: Calm. Temp ~75 Degrees F. Guiding was ~ .8 arc second