(IAAC) Obj: Me 2-1, Merril 2-1, PNG 342.1+27.5 - Inst: 15" f4,5 Obsession

anonymous at sedna.atmob.org anonymous at sedna.atmob.org
Sun May 15 04:29:23 EDT 2005


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Observation Poster: Armin Hermann <burmeseinn at yahoo.com>

Observer: Armin Hermann
Your skills: Advanced (many years)
Date/time of observation: 11 May 05
Location of site: Sangkhlaburi, Thailand (Lat 15.09 N, Elev 200m)
Site classification: Exurban
Sky darkness: 5,8 mag <Limiting magnitude>
Seeing: 10 <1-10 Seeing Scale (10 best)>
Moon presence: None - moon not in sky
Instrument: 15" f4,5 Obsession
Magnification: 342x
Filter(s): 
Object(s): Me 2-1, Merril 2-1, PNG 342.1+27.5
Category: Planetary nebula.
Class: 
Constellation: Lib
Data: mag 11,6magv  size 16"
Position: RA 15:22  DEC -23:37
Description:
Wow, surprise of the night! Even though its diameter is just 16", this unknown PNG 
planetary is quite an impressive object. The bright, tiny and round disk does show 
very intense blue color! At 342x I did see some very subtle sturcture but to be 
sure, higher magnification would be needed. I did not see a central star. Right now 
I'm limited to 342x. Approx 1' E of the planetary is a yellow 10mag star. One 
wonders why that object has not been picked up by earlier observers who 
contributed to the NGC and IC catalogue.

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