Herschel 171
NGC 3613

Object Type Galaxy S0
Constellation Ursa Major
Magnitude 10.8
Size 4.0' x 2.0'


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

Number 171 in the Herschel 400 list is NGC 3613, a bright elliptical galaxy in Ursa Major. Just out of view in this image is NGC 3619. This is number 172 in the Herschel 400 list.

Visual Observation Notes:- NGC 3613.

Fairly large. Very bright centre surrounded by a rather faint halo. NGC 3619 and NGC 3625 visible in the same field.
18" f/5 newtonian. 16mm nagler eyepiece. 143x.
Sky View observatory. Zenith limiting magnitude 6.7.