Barred Spiral Galaxy UCG 8521 - Supernova 2002 ca

Galaxy UGC 8521 and Supernova 2002 ca
Image taken with an ST-9E CCD camera thru Kopernik's 20 inch F/8.1 telescope. Image taken at 5:45 UT on May 4, 2002. The field of view is 8x8 arc minutes.

Supernova 2002 ca:

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

Spiral Galaxy UCG 8521:

Barred Spiral Galaxy UGC 8521 is in the constellation of Virgo. This galaxy exhibits both an excess of ultraviolet light and infrared light.

Based on the published red shift, (and a Hubble Constant of 62 Km/sec per Mpc) a rough distance estimate for UGC 8521 is 172 million light years, with a diameter of about 60,160 light years.

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George Normandin, KAS

May 4th, 2002