Object: NGC 581 - M103
Deepsky Catalog: Saguaro Astronomy Club Database version 7.1
Log Type: Open Star Clusters
Date Observed: 1/12/2006
Time Observed: 08:59UT
Object RA: 1h 33.4m
Object Declination: 60d 39'
Object Type: OC
Constellation: Cas
Magnitude: 7.4
Size: 6
Locate Method: Computerized Scope
Observing Location: +28* 07'' 27" +80* 34'' 42"
Object Rating: B
Primary Equipment Used: Meade LX90 8" f/10 SCT
Power/Magnification Used: 83
Transparency/Seeing: Deepsky Very Clear / Pickering 6
Detailed Observing Notes:
Detached cluster with strong central concentration.
Stars of a medium range of brightness.
Medium rich cluster.
Cluster looks like a stubby "Little Dipper".
About 7 stars form dipper's outline.
Averted vision yields many more stars at core.
Trumpler Class: I 2 m
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Opening salvo!
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