(IAAC) Obj: NGC 3945 - Inst: 17" f/15 classical Cassegrain equatorial mount

Observer: Dave Mitsky
Your skills: Intermediate (some years)
Date/time of observation: 2000/3/8 03:18 UT
Location of site: ASH Naylor Observatory, Lewisberry, PA (Lat 40.15 d N, 76.9 d W, Elev 190 meters)
Site classification: Exurban
Sky darkness: 5 <Limiting magnitude>
Seeing: 5 <1-10 Seeing Scale (10 best)>
Moon presence: None - moon not in sky
Instrument: 17" f/15 classical Cassegrain equatorial mount
Magnification: 118, 202, 216, and 259x
Filter(s): None
Object(s): NGC 3945
Category: External galaxy.
Class: (R)SB(rs)O+
Constellation: Ursa Major
Data: mag 10.8  size 5.9'x3.7'
Position: RA 11h:53.2m  DEC +60d:41'
NGC 3945 was roughly circular in shape and rather prominent at 118x.  Increasing
magnification brought better views of this fairly large barred spiral galaxy,
with 259x producing the most pleasing image.  Some degree of condensation was 
noted.  A rather dim field star lies just north of NGC 3945. 
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