(IAAC) Obj: NGC 3021 - Inst: 10.1" f/4.5 Newtonian reflector

anonymous at sedna.atmob.org anonymous at sedna.atmob.org
Thu May 17 22:51:00 EDT 2007


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

Observer: Brent Reary
Your skills: Intermediate (some years)
Date/time of observation: 5/15/07  04:10 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 3021
Category: External galaxy.
Class: 
Constellation: LMi
Data: mag 12.1  size 1.0' X 1.0'
Position: RA 09:51  DEC +33:33
Description:
A uniform round halo which shows gradual, diffuse brightening toward the
core.  An 11th magnitude field star is located just off the E. edge.
The galaxy was visible with direct vision at 77x and bore magnification
well, being best seen at 193x-257x.  NGC3013, plotted 10' to the W., could
not be seen.

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