Herschel 198
NGC 3992 M 109

Object Type Galaxy SBb
Constellation Ursa Major
Magnitude 9.8
Size 7.5' x 4.4'


Combination of 5, 3 minute images unfiltered.
SBIG STL-1001E CCD. 20" f/6.8 Dall-Kirkham cassegrain telescope at prime focus.

The galaxy at the bottom of the image is the 14.1 m,agnitude PGC 37553. This was not noticed visually.

Visual Observation Notes:- NGC 3992.

M 109. Large, somehwat elongated, with a bright centre.
18" f/5 newtonian. 16mm nagler eyepiece. 143x.
Sky View observatory. Zenith limiting magnitude 6.7.