Spiral Galaxy NGC
4939 in Virgo
A 14 minute exposure with an ST-6
CCD camera thru Kopernik's 20-inch F/8.1 Ritchey Chretien Cassegrain telescope.
The field of view is about 5x7 arc minutes, with North at the top.
Quote from The
Deep Sky Field Guide to Uranometria 2000:
"Very small bright nucleus...... in bright
central lens with pseudo inner ring 1.3x0.7 arc minutes, two main knotty
NGC 3362 is a spiral galaxy in the
constellation Virgo. This galaxy has a Seyfert Type II Active
- NGC 4939
- Magnitude: 11.6
- Constellation: Virgo
- RA: 13h 04m 14.6s
- Dec: -10° 20' 21" Epoch
- Size (mins): 5.5' x 2.8'
- Classification: SAB(rs)c, I-II, SY2,
Mixed Barred Non-barred Spiral, Inner Ring, S-shaped, Luminosity Class
I-II, Seyfert Type II
George Normandin, KAS
June 5th, 2001