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(IAAC) Obj: NGC 246 - Inst: 250mm f5.6 Dobsonian
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To: Internet Amateur Astronomers Catalog <netastrocatalog@visualdeepsky.org>
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Subject: (IAAC) Obj: NGC 246 - Inst: 250mm f5.6 Dobsonian
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From: anonymous@sedna.atmob.org
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Date: 10 Dec 2005 03:47:44 -0500
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Observation Poster: Andrew Wood <bandawood@bigpond.com>
Observer: Andrew Wood
Your skills: Advanced (many years)
Date/time of observation: 24 Oct 1998; 1030 UT
Location of site: Mt Keira (Lat -34.5, Elev 500m)
Site classification: Exurban
Sky darkness: 6 <Limiting magnitude>
Seeing: 7 <1-10 Seeing Scale (10 best)>
Moon presence: None - moon not in sky
Instrument: 250mm f5.6 Dobsonian
Magnification: 55x
Filter(s): UHC
Object(s): NGC 246
Category: Planetary nebula.
Class:
Constellation: Cet
Data: mag 8.0 size 3.8 min
Position: RA 0:47 DEC -11:53
Description:
Large and elleptical with two stars embedded.
Also Observed Oct 18 2003; similar location: Very large. Three embedded stars form an isoceles triangle (base of triangle pointed west and apex north). Oval-shaped north-south. The south end extends beyond the base of the triagle stars, and wider than the triangle base.
Also Observed Nov 12 2004; similar location: At low magnification a large hazy patch with three semingly embedded stars. A UHC filter used at 100x it really stands out as very large and round
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