Barred Spiral Galaxy NGC 846 - Supernova 2003 ja

Barred Spiral Galaxy NGC 846 and Supernova 2003 ja
A 15 minute CCD exposure taken with an ST-9E camera thru Kopernik's 20 inch F/8.1 telescope. Image taken at 3:25 UT on December 28, 2003. The field of view is 9x9 arc minutes with North at the top.

Supernova 2003 ja:

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

Barred Spiral Galaxy NGC 846 (aka NGC 847):

NGC 846 is a 13.5 magnitude face-on Barred Spiral Galaxy in the Constellation of Andromeda. This galaxy is also included in the New General Catalog (NGC) as NGC 847.

Based on the published red shift, (and a Hubble Constant of 62 Km/sec per Mpc) a rough distance estimate for NGC 846 and SN 2003 ja is 269 million light years, with a galaxy diameter of about 148,800 light years.

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George Normandin, KAS

January 6th, 2004