astroimages
Darin E. Fields' Astrophotography Pages
 

NGC-7331-- Galaxy in Pegasus

Right Ascension: 22 : 37.1 (hours : minutes)
Declination: +34 : 25 (degrees : minutes)
Apparent Magnitude: 9.5
Apparent Diameter: 10.7 (arc minutes)
More information on NGC 7331

Exposure: 50 minute LRGB exposure L= 20 minutes(4 x 240), R=10 minutes (5 x 2 minutes), G=10 minutes (5 x 2 minutes), B=10 minutes (5 x 2 minutes).
Camera: ST-237 cooled @ -20c
Guiding: ST-4 @ f/10
Telescope: C11 @ f/6.5 with Lumicon GEG
Mount: Losmandy G-11
Processing: Maxim/DL and Photoshop 6.0
Date: 10/11/01
ngc-7331-lrgb-1: