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Darin E. Fields' Astrophotography Pages
 

NGC 663: Open Cluster in Cassiopeia

Right Ascension: 1 : 46.0 (hours : minutes)
Declination: +61 : 15 (degrees : minutes)
Apparent Magnitude: 7.1
Apparent Diameter: 16. (arc minutes)
More information on NGC 663

Exposure: 17 minute LRGB exposure (L=180, R=240, G=240, B=240)
Camera: SBIG ST-237 cooled at -26c
Guiding: SBIG ST-4
Telescope: 8" f/4 Newtonian
Mount: Losmandy G-11
Processing: Maxim/DL and Photoshop 6.0
Date: 9/14/01
ngc663-lrgb1: