Supernova 2001ay in IC 4423

This page is devoted to information on Supernova 2001ay in IC 4423 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 Supernova links web page.

sn01ay_i.gif This is a nice bright type Ia found early. We have a DSS Photometry reference image made by Odd Trondal. Icon created from the LOTOSS discovery image.

The following is a list of images of this SN, in chronological order. Click on the name in the "observer" column to see the image. Times and dates are in UT unless otherwise noted. If you know of any others, please tell me!
LOTOSS image 2001/04/18.416.9CDiscovery
R. Poncy image 2001/04/20.0C
D Lefoulon image 2001/04/20.94016.4CR
Peter Nugent image 2001/04/21.241C
Rafael Ferrando image 2001/04/21.98215.87CR
JM Llappasset image 2001/04/22.10316.5C
Odd Trondal image 2001/04/22.91716.2C
Diego Rodriguez image 2001/04/23.95016.6C
Horvath, Tuboly image 2001/04/24C
Mitja Siska and Peter Mihor image 2001/04/24.93416.6C
R. Roy image 2001/04/26.950C
Yasuo Sano image 2001/04/27.58416.42CR
CfA image 2001/04/27C
Kereszty Zsolt image 2001/04/27.95415.1C
JM Llappasset image 2001/04/28.07816.3CR
Gianluca Masi image 2001/04/28.98616.4R
Fred Ewalt image 2001/04/29.12516.14R
John N. Gretchen III image 2001/04/29.416.6C color version
Arne Danielsen image 2001/04/29.92916.4:CR
Yasuo Sano image 2001/05/01/49616.48CR
D. Lefoulon image 2001/05/01.93016.7CR
Arne Danielsen image 2001/05/01.99016.6:CR
JM Llappasset image 2001/05/08.87916.8CR
Odd Trondal image 2001/05/08.93116.8C
Claudine Rinner image 2001/05/11.79916.4CR
JM Llappasset image 2001/05/12.92716.9:CR
Eric Barbotin image 2001/05/20.031C
Jean Benoit De Vanssay image 2001/05/22.03817.4CR
Kevin Krisciunas image 2001/05/23.14717.53
Enrico Prosperi 2001/06/24C
Enrico Prosperi 2001/06/24C

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.
Back to Bright Supernovae.
Back to Bright Supernovae - 2001
David Bishop
Last modified: Fri May 24 13:05:42 EDT 2002