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Messier M53

Object Information Messier object: M53 NGC (New General Catalog) number: NGC 5024 Discription: Globular Cluster Located in constellation: Coma Berenices Right ascension in hours minutes: 13:12.9 Declination in degrees minutes: 18:10 Visual magnitude: 7.6 Size: 12.6 arc minutes Image size: 55.23 arc minutes high by 40.98 arc minutes wide Image orientation: North is top, East is left Detailed discription of M53 in SEDS Messier database Other Messier galleries, images or catalogs

Observing Log
Date of observation: February 20, 1999
Time at end of first CCD image 01:48 PST
Time at end of last CCD image 02:04 PST
Observing Location: At home on the drive way
Observation of object: M53 is a irregular round globular cluster with some stars resolved to half way to the center and it has a bright irregular core.
 
Sky Conditions
Sky transparency: 5.5 (Magnitude of the faintest star visible with the unaided eye in Ursa Minor)
Moon set at 22:02 PST on February 19, 1999
Astronomical twilight ends in the evening at 19:22 PST on February 19, 1999
Astronomical twilight starts in morning at 5:24 PST on February 20, 1999
 
Observing Equipment
80 mm aperture refractor telescope and CCD Cookbook Camera
CCD image time: 8 - 120 seconds images added together
CCD dark calibration frames: 16 - 120 seconds dark frames

© 1998-2003 David Haworth