(IAAC) Obj: M3 (NGC 5272) - Inst: 8" F/6 Dobsonian


Observer: Michael Geldorp
Your skills: Beginner (< one year)
Date/time of observation: 5/13/1999  23.55 UT
Location of site: Alphen ad Rijn, Netherlands (Lat 52.09N, Elev )
Site classification: Suburban
Sky darkness: 4.5 <Limiting magnitude>
Seeing: II <I-V Seeing Scale (I best)>
Moon presence: None - moon not in sky
Instrument: 8" F/6 Dobsonian
Magnification: 49X, 98X, 203X, 244X
Filter(s): none
Object(s): M3 (NGC 5272)
Category: Globular cluster.
Constellation: CVn
Data: mag 6.4  size 16'.2
Position: RA 13:42  DEC +28:23
Large, bright and round cluster easily found at 49X and even apparent in the

Appears grainy at 98X and is a grand sight at 203X and 244X. Very bright
central glow of unresolved stars and good resolution across the cluster.
The stars appear to form rays that radiate out from the core. There is a very
bright star east of M3.

There is a sketch on this object on my homepage: URL mentioned below.
Optional related URLs: http://home.wxs.nl/~geldo006/home.html
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