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(IAAC) Obj: NGC 521 - Inst: 10.1" f/4.5 Newtonian reflector
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To: Internet Amateur Astronomers Catalog <netastrocatalog@visualdeepsky.org>
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Subject: (IAAC) Obj: NGC 521 - Inst: 10.1" f/4.5 Newtonian reflector
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From: anonymous@sedna.atmob.org
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Date: 23 Dec 2005 16:55:01 -0500
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Delivered-To: 9-netastrocatalog-obs@visualdeepsky.org
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Observation Poster: Brent Reary <gmbreary@rollanet.org>
Observer: Brent Reary
Your skills: Intermediate (some years)
Date/time of observation: 12/20/05 01:40 UT
Location of site: Rolla, MO USA (Lat 37 57'N, Elev )
Site classification: Rural
Sky darkness: 7.1 <Limiting magnitude>
Seeing: <1-10 Seeing Scale (10 best)>
Moon presence: None - moon not in sky
Instrument: 10.1" f/4.5 Newtonian reflector
Magnification: 128x, 257x
Filter(s): None
Object(s): NGC 521
Category: External galaxy.
Class:
Constellation: Cet
Data: mag 11.7 size 2.0' X 2.0'
Position: RA 01:24.5 DEC +01:44
Description:
A very faint uniform round halo which shows slight, gradual brightening
to a diffuse core. Visible with averted vision at 128x, it began to fade
into the background at 257x. Located ~10' W. of NGC533.
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