Galaxy IC 1610 & Supernova 2000dr

A 10 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 5x6 arc minutes, with North at the top.
Time: 2:55 UT, October 23rd, 2000.

Supernova 2000dr:

Discovered: October 5th, 2000, by the Lick Observatory Supernova Search Team.

• Magnitude 17.8 at discovery
• Type Ia
• N. B. Suntzeff, Cerro Tololo Interamerican Observatory (CTIO), reported an expansion velocity of 12,500 km/s. from IAU 7506 10/10/00
• The supernova is about magnitude 16.9 in the Kopernik image.

Follow this Link to a NASA Web site on supernovas. It has a very nice animation and a description of what these objects are.

Galaxy IC 1610:

IC 1610 is in the constellation of Cetus. A rough distance estimate for this galaxy is 296 million light years, and at that distance, the diameter would be 120,700 light years. It has a close 18th magnitude companion that could be a background object.

• IC 1610
• Magnitude: 13.7
• Constellation: Cetus
• RA: 01h 01m 42.8s
• Dec: -15° 34' 19" Epoch 2000
• Size (mins): 1.4' x 1.0'
• Classification: Mixed Barred Non-Barred Lenticular Galaxy, (uncertain).
  

Click below to

George Normandin, KAS

October 26th, 2000