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(IAAC) Obj: Basel 4, Bas 4 - Inst: 15 inch Obsession f4,5
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To: Internet Amateur Astronomers Catalog <netastrocatalog@visualdeepsky.org>
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Subject: (IAAC) Obj: Basel 4, Bas 4 - Inst: 15 inch Obsession f4,5
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From: anonymous@sedna.atmob.org
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Date: 3 Feb 2005 16:47:18 -0000
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Delivered-To: 9-netastrocatalog-obs@visualdeepsky.org
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Observation Poster: Armin Hermann <burmeseinn@yahoo.com>
Observer: Armin Hermann
Your skills: Advanced (many years)
Date/time of observation: 03 Feb 2005
Location of site: Sangkhlaburi, Thailand (Lat 15°09' N, Elev 200m)
Site classification: Exurban
Sky darkness: 5,0 <Limiting magnitude>
Seeing: 9 <1-10 Seeing Scale (10 best)>
Moon presence: None - moon not in sky
Instrument: 15 inch Obsession f4,5
Magnification: 131 and 342x
Filter(s): none
Object(s): Basel 4, Bas 4
Category: Open cluster.
Class: --
Constellation: Aur
Data: mag 9,1 size 5'
Position: RA : DEC :
Description:
Very loose cluster that is barely visible against the background of the Milky
Way at 131x. 342x magnification reveals some 15-20 stars of mag 12 and lower.
The cluster is more obvious as such now. A few brighter stars are spread out
N-S. The cluster's diameter is approx 5'.
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Optional related URLs:
** This observing log automatically submitted via the Web from:
http://www.visualdeepsky.org/enter-log.html