(IAAC) Obj: NGC 6139 - Inst: 15" f/4.5 Obsession
anonymous at s15272250.onlinehome-server.com
anonymous at s15272250.onlinehome-server.com
Tue Jun 24 02:38:09 EDT 2008
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Observation Poster: Armin Hermann <burmeseinn at yahoo.com>
Observer: Armin Hermann
Your skills: Advanced (many years)
Date/time of observation: 23 Jun 2008
Location of site: Khao Poon Hill, 7 km S of Kanchanaburi, Thailand (Lat 14 N, Elev 200m)
Site classification: Exurban
Sky darkness: 6mag <Limiting magnitude>
Seeing: 8-9 <1-10 Seeing Scale (10 best)>
Moon presence: None - moon not in sky
Instrument: 15" f/4.5 Obsession
Magnification: 342x, 131x
Filter(s):
Object(s): NGC 6139
Category: Globular cluster.
Class:
Constellation: Sco
Data: mag 8.9 size 5.5'
Position: RA 16:28 DEC -39:
Description:
Appears like a comet with a small bright core and faint halo. Even at 342x I
could not resolve the cluster into single members and it remained nebulous
with approx 4' diameter. Fairly bright.
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www.visualdeepsky.org/enter-log.html
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