NGC 2355 (Open cluster)
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Right ascension: 7h 18m
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Declination: 18° 44'
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Constellation: Gemini
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Date/time: 2011.03.07 20:00 UT
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Equipment: 12" f/5 Newtonian
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FoV: 31'
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Magnification and filter(s): 100x
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Seeing: 6/10
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Transparency: 4/5
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Location: Nádasdladány, Hungary
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Observer: Ferenc Lovró
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Description:
Faint compact open cluster in a very rich starfield, with a very faint diffuse background. Its diameter is about 5', looks perfectly round. SQM reading: 21.20 m/arcsec2, -9°C.
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Hi-resolution image: [ reversed sketch | original sketch ]
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