(IAAC) Obj: NGC 3666 - Inst: 10.1" f/4.5 Newtonian reflector

[anonymous at sedna.atmob.org]

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

Observer: Brent Reary
Your skills: Intermediate (some years)
Date/time of observation: 05/20/06  03:50 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, 193x, 257x
Filter(s): None
Object(s): NGC 3666
Category: External galaxy.
Class: 
Constellation: Leo
Data: mag 12.0  size 3.0' X 1.0'
Position: RA 11:24.5  DEC +11:21
Description:
A large, faint, uniform oval halo elongated E-W.  It shows slight, gradual,
diffuse brightening toward the core.  Visible with averted vision at 77x,
it was best seen at 193x and began to fade into the background at 257x.
The galaxy is located 10' SW of a 6th magnitude field star and was best
seen with the star positioned just outside the field.

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