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: http://www.rochesterastronomy.org/sn2008/sn2008ax.html
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Supernova 2008ax in NGC 4490
This page is devoted to information on Supernova 2008ax in NGC 4490.   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.
Discovered independantly by
Lick Observatory Supernova Search (USA),
Koichi Itagaki (Japan).  
The spectrum of this one has an interesting past.  
Initially it was suspected to be a blue variable (not an SN), then it went to
a young type II, and is now reported as a type Ib.  
This one was found very young found in the Cocoon galaxy.  
We have a DSS Photometry reference image made by Odd Trondal. 
Icon generated from the discovery image.  
This supernova is in the
Constellation Canes Venatici.
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 Credit | Date | Mag | Filter | Comments |
---|---|---|---|---|
LOSS | 2008/03/03.45 | 16.1 | C | Discovery |
William Wiethoff | 2008/03/04.18 | C | ||
Koichi Itagaki | 2008/03/04.615 | 16.1 | C | Discovery |
Stan Howerton | 2008/03/05 | 16.2 | C | |
Martin Nicholson | 2008/03/05 | 14.6 | C | |
Koichi Itagaki | 2008/03/06.644 | 15.6 | C | |
JÜrgen Albertsen | 2008/03/06.967 | 15.8 | CR | |
Grzegorz Duszanowicz | 2008/03/06.974 | C | ||
Martin Mobberley | 2008/03/07.874 | C | mirror | |
Taurus Hill Observatory | 2008/03/07.390 | C | ||
Koichi Itagaki | 2008/03/08.537 | 15.0 | C | |
Fenwick Obs | 2008/03/09.258 | C | ||
Andy Cason | 2008/03/09.276 | C | ||
Thomas Winterer | 2008/03/09.347 | C | ||
Koichi Itagaki | 2008/03/10.559 | 14.4 | C | |
Koichi Itagaki | 2008/03/11.698 | 14.0 | C | |
Adrian Sonka | 2008/03/11.877 | C | ||
Lorenzo Franco | 2008/03/11.991 | 14.3 | C | |
John N. Gretchen III | 2008/03/12.200 | 14.0 | C | |
Koichi Itagaki | 2008/03/12.508 | 14.0 | C | |
Marc Serrau | 2008/03/12.889 | 14.0 | CR | |
Diego RodrÌguez | 2008/03/12.952 | 14.38 | CR | |
Joel Nicolas | 2008/03/14.927 | 14.0 | CR | |
William Wiethoff | 2008/03/16.167 | C | ||
Koichi Itagaki | 2008/03/17.744 | 13.3 | C | |
Koichi Itagaki | 2008/03/18.752 | 13.3 | C | |
JM Llapasset | 2008/03/19.797 | 13.5 | CR | mirror |
JM Llapasset | 2008/03/19.801 | 13.5 | CR | mirror |
Joel Nicolas | 2008/03/20.918 | 13.7 | CR | |
Koichi Itagaki | 2008/03/21.459 | 13.0 | C | |
SWIFT | Undated | color, space telescope | ||
Pedro RÈ | 2008/03/23.904 | 13.03 | CR | |
Pedro RÈ | 2008/03/24.897 | 13.09 | CR | |
Joel Nicolas | 2008/03/25.966 | 13.4 | CR | |
Joel Nicolas | 2008/03/27.888 | 13.4 | CR | |
Marc Serrau | 2008/03/28.862 | 13.4 | CR | |
William Wiethoff | 2008/03/29.129 | C | ||
Pedro RÈ | 2008/03/29.848 | 13.374 | CR | |
Diego RodrÌguez | 2008/03/29.986 | 13.78 | CR | |
Wolfgang Kloehr | 2008/03/30.103 | 13.5 | CR | color, Smaller version, Animated GIF (smaller version) |
Kopernik | 2008/03/30.188 | 13.3 14.5 | R B | |
Rezman obs | 2008/03/31.917 | LGHB | color | |
Stan Howerton | 2008/03/31.248 | 14.3 | C | |
Vince Tuboly | 2008/03/31.871 | C | ||
Joel Nicolas | 2008/04/01.831 | 13.6 | CR | |
CRTS | 2008/04/03.0 | 12.97 | R | |
Marc Serrau | 2008/04/03.842 | 13.8 | CR | |
Joel Nicolas | 2008/04/03.862 | 13.7 | CR | |
William Wiethoff | 2008/04/04.337 | C | ||
Marc Serrau | 2008/04/04.830 | 13.8 | CR | |
Joel Nicolas | 2008/04/04.860 | 13.9 | CR | |
Pedro RÈ | 2008/04/04.868 | 13.99 | C | |
Pedro RÈ | 2008/04/04.884 | 14.24 | C | |
Diego RodrÌguez | 2008/03/04.893 | 13.93 | CR | |
JM Llapasset | 2008/04/04.910 | 13.9 | CR | mirror |
JM Llapasset | 2008/04/04.911 | 13.9 | CR | mirror |
JM Llapasset | 2008/04/04.920 | 13.8 | R | mirror |
JM Llapasset | 2008/04/04.918 | 14.1 | V | mirror |
Ramon Naves | 2008/04/04.950 | 13.85 15.48 14.41 | R B V | |
Koichi Itagaki | 2008/04/05.659 | 13.7 | C | |
Marc Serrau | 2008/04/05.832 | 13.9 | CR | |
Rodrigo Losada | 2008/04/06.146 | 13.9 | CR | |
David Strange | 2008/04/06.958 | C | ||
Marc Serrau | 2008/04/07.834 | 13.9 | CR | |
David Strange | 2008/04/09.006 | C | mirror | |
Romas Eugene | 2008/04/09.9 | 14.0 | R | |
Marc Serrau | 2008/04/11.853 | 14.3 | CR | |
Joel Nicolas | 2008/04/13.857 | 14.4 | CR | |
Marc Serrau | 2008/04/14.827 | 14.4 | CR | |
Joel Nicolas | 2008/04/14.854 | 14.3 | CR | |
JM Llapasset image | 2008/04/15.829 | 14.4 | C | mirror |
JM Llapasset image | 2008/04/15.831 | 14.3 | R | mirror |
JM Llapasset image | 2008/04/15.833 | 14.5 | V | mirror |
Marc Serrau | 2008/04/16.883 | 14.6 | V | |
Marc Serrau | 2008/04/16.891 | 14.3 | R | |
Marc Serrau | 2008/04/16.902 | 15.6 | B | |
Romas Eugene | 2008/04/17.8 | 14.52 | R | |
R. Eugene | 2008/04/23.83 | 15.3 | C | |
David Strange | 2008/04/24 | 15.0 | V | |
Norman Lockyer | 2008/04/24.462 | 16.02 15.01 14.49 | B V R | |
Pedro RÈ | 2008/04/24.866 | 14.72 | C | |
Pedro RÈ | 2008/04/30.859 | 14.78 | C | |
Joel Nicolas | 2008/04/30.975 | 14.7 | CR | |
JM Llapasset | 2008/05/01.839 | 14.9 | CR | mirror |
JM Llapasset | 2008/05/01.844 | 14.8 | R | mirror |
Pedro RÈ | 2008/05/02.858 | 15.04 | C | |
Hunter Wilson | 2008/05/04 | C | color mirror | |
Rodrigo Losada | 2008/05/04.104 | 14.9 | CR | |
Marc Serrau | 2008/05/06.876 | 14.9 | R | |
Marc Serrau | 2008/05/06.883 | 14.3 | V | |
Marc Serrau | 2008/05/06.894 | 16.3 | B | |
FranÃois Teyssier | 2008/05/07.913 | 15.3 | C | |
William Wiethoff | 2008/05/08.28 | C | ||
FranÃois Teyssier | 2008/05/11.892 | 15.4 | C | |
Joel Nicolas | 2008/05/13.886 | 15.1 | CR | |
William Wiethoff | 2008/05/24.161 | C | ||
Radu Gherase | 2008/05/30.993 | 15.3 | V | |
Pedro RÈ | 2008/05/31.894 | 15.39 | C | |
Joel Nicolas | 2008/06/02.897 | 16.2 | CR | |
Diego RodrÌguez | 2008/06/03.920 | 15.44 | CR | |
William Wiethoff | 2008/06/08.158 | C | ||
Pedro RÈ | 2008/06/08.891 | 15.54 | C | |
LOSS | 2008/06/09 | C | ||
Joel Nicolas | 2008/06/14.887 | 15.4 | CR | |
JM Llapasset | 2008/06/18.891 | 16.3 | CR | mirror |
Pedro RÈ | 2008/06/21.878 | 16.17 | C | |
Joel Nicolas | 2008/06/22.910 | 15.5 | CR | |
Joel Nicolas | 2008/06/29.887 | 15.6 | CR | |
Joel Nicolas | 2008/07/08.862 | 15.5 | CR | |
William Wiethoff | 2008/07/09.208 | C | ||
William Wiethoff | 2008/07/23.15 | C | ||
William Wiethoff | 2008/08/19.108 | C | ||
William Wiethoff | 2008/09/08.084 | C | ||
TNG image | 2008/11/24.2 | C | Also showing 2008ic |