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(IAAC) Obj: NGC 4517 - Inst: 10.1" f/4.5 Newtonian reflector



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Observation Poster: Brent Reary <gmbreary@rollanet.org>

Observer: Brent Reary
Your skills: Intermediate (some years)
Date/time of observation: 05/10/05  02:55 UT
Location of site: Rolla, MO  USA (Lat 37 57'N, Elev )
Site classification: Rural
Sky darkness: 6.5 <Limiting magnitude>
Seeing: 7 <1-10 Seeing Scale (10 best)>
Moon presence: None - moon not in sky
Instrument: 10.1" f/4.5 Newtonian reflector
Magnification: 77x, 128x, 257x
Filter(s): None
Object(s): NGC 4517
Category: External galaxy.
Class: 
Constellation: Vir
Data: mag 10.4  size 10.5' X 1.5'
Position: RA 12:33  DEC +00:07
Description:
An elongated uniform halo aligned E-W.  Slightly wider in the center
and tapering toward each end.  It shows slight brightening to a diffuse
core.  A faint field star is located just off the N. edge near the core.
Visible with averted vision at 77x, it was best seen at 128x and began
to fade into the background at 257x.

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