Supernova 2004ab in NGC 5054

This page is devoted to information on Supernova 2004ab in NGC 5054.   Basic information on this SN, including the last reported brightness, on this Supernova can be found on the main page.  Information on the original web pages for many of these images can be found on the updates and links web pages.

sn04ab_i.jpg Discovered by Berto Monard in South Africa.   This one is a type Ia discovered about 1 week after maximum light.   We have a DSS Photometry reference image made by Odd Trondal.  Icon generated the Berto's discovery image.  This supernova is in the Constellation Virgo.

The following is a list of images of this SN, in chronological order. Click on the name in the "Image Credit" column to see the image. Times and dates are in UT unless otherwise noted. If you know of any others, please tell me!
Image CreditDateMagFilterComments
Berto Monard image 2004/02/21.97914.7CDiscovery
Berto Monard image 2004/02/28.05014.6CR
JM Llapasset image 2004/03/01.15314.6CR
Josep M. Bosch image 2004/03/02.0714.3V
Mike Harms image 2004/03/14RGBColor, Wow! marked version
JB DeVanssay image 2004/03/15.07616.3CR
Berto Monard image 2004/03/2415.6CR
J Nicolas image 2004/04/11.93616.0:CR
Kopernik image 2004/05/19.16018:R

If you have observations of this Supernova, please send them to Use this VSNet data query to see what information has been reported so far.
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David Bishop
Last modified: Thu Mar 25 14:46:07 EST 2004