ARP 317 - Peculiar Galaxy Grouping

Leo

Peculiar Galaxy Grouping

ARP 317 - Peculiar Galaxy Grouping - North is Up
Date: Feb 18, 2007 Time: 01:30 CST Location: Haltom City Tx
Instrument: 253mm F/6 Newtonian Mount: AP1200GTO Guiding: STL - Internal Guide Chip
Extra Hardware: Televue Paracorr Seeing: Good Transparency: Good
Camera: SBIG STL11K Filter Wheel: Internal Filter: AstroDon 6nm Clear
Exposure: 5 x 600 Seconds Luminance Camera Control: MaximDL 4.11 Processing: MaximDL,Sigma-Reject, PSCS
Image Center: RA 11h 19m 20s, Dec +13d 17m 00s, Pos Angle +272.7d'
Effective Focal Length 1754.7 mm ~ 1.06" per Pixel
Notes: Calm. Temp ~35 Degrees F. Guiding was ~ 1 arc second