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NGC 7331

FOV: 55.23' high by 40.98' wide
North is top (22 degrees clockwise), East is left

Objects Information
NGC: New General Catalog

Located in constellation:
Right ascension in hours:minutes:
Declination in degrees:minutes:
Visual magnitude:
Size: arc minutes
Image size: 55.23 arc minutes high by 40.98 arc minutes wide
Image orientation: North is top, East is left

Observing Log
Date September 20, 1998
Time at end of first CCD image 22:41 PDT
Time at end of last CCD image 23:02 PDT
Observing Location: At home on the drive way
Observation of object:
 
Sky Conditions
Sky transparency: 5.2 (Magnitude of the faintest star visible with the unaided eye in Ursa Minor)
Moon sets at 19:28 PDT on September 20, 1998
Astronomical twilight ends in the evening at 20:51 PDT on September 20, 1998
Astronomical twilight starts in morning at 5:11 PDT on September 21, 1998
 
Observing Equipment
80 mm aperture refractor telescope and CCD Cookbook Camera
CCD image time: 6 - 240 seconds images added together
CCD dark calibration frames: 24 - 240 seconds dark frames

© 1998-2003 David Haworth