M91 NGC 4548

Object Type Galaxy SBb
Constellation Coma Berenices
Magnitude 10.1
Size 5.0' x 4.2'

M91 is a fairly large and bright barred spiral galaxy in Virgo, close to the centre of the huge Virgo cluster of galaxies. Easily visible in an 8" telescope, it appears as a bright central patch of light, surrounded by a faint, uneven haze.

5 minutes exposure, Meade 416XT CCD.
8" f/6 newtonian at prime focus.

Combination of 10, 3 minute images.
SBIG STL-1001E CCD. 20" f/6.8 Dall-Kirkham cassegrain telescope at prime focus.