NGC7331 and Stephans Quintet

Constellation: Pegasus        Distance: 50 million lightyears


Image spcefications:
Exposure: 80 minutes (8 x 10 minutes) on 1600 ISO, RAW format
Camera: Modified Canon 40D in coolbox
Instrument: TEC 140
Mount: Losmandy G11
Guiding: Vixen Guiding Scope 70S, with 2x barlow and SBIG ST-4
Image processing: ImagesPlus, Photoshop CS3
Location: Etoile St Cyrice, France
Sky Quality Meter: 21,41
Temperature: Ambient: 15° C / In coolbox: 5° C
Date: 23 august 2009
Higher resolution 2000 x 1559