Supernova 2004ef in UGC 12158

This page is devoted to information on Supernova 2004ef in UGC 12158.   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.

sn04ef_i.jpg Discovered independantly by Mark Armstrong and Tom Boles.   We have a DSS Photometry reference image made by Odd Trondal.  Icon generated from the LOSS discovery image.   Type Ia found young.   This supernova is in the Constellation Pegasus.

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
Tom Boles image 2004/09/04.05618.5CDiscovery, mirror
Mark Armstrong image 2004/09/05.07817.5CDiscovery, mirror
LOSS image 2004/09/06CR
J. Nicolas image 2004/09/07.84217.2:CR
J. Nicolas image 2004/09/09.83317.0CR
CSP/LCO image 2004/09/13C
Sergio Castellon image UndatedBVIcolor

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 Jul 22 10:16:30 EDT 2004