Supernova 2009dd in NGC 4088

This page is devoted to information on Supernova 2009dd in NGC 4088.   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.

image Discovered by Giancarlo Cortini (Italy); Alessandro Dimai and Elisa Londero (CROSS) (Italy).   The brightest SN of the year so far, this one is a young type II.   We have a DSS Photometry reference image made by Odd Trondal (which happens to show SN 1991G).  Icon generated from the CROSS discovery image.   This supernova is in the Constellation Ursa Major.

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
Koichi Itagaki 2009/04/02.558> 18CLatest negative image
Riccardo Mancini and Fabio Briganti 2009/04/04.8714.4CPrediscovery
Yoji Hirose 2009/04/07.69214.3CPrediscovery
Koichi Itagaki 2009/04/09.58214.5CPrediscovery
CROSS 2009/04/13.0513.8CDiscovery
Giancarlo Cortini 2009/04/13.913.9CDiscovery
Bernd Gaehrken 2009/04/14.93814C
Joseph Brimacombe 2009/04/15.64914.3C
Ivan Sergey 2009/04/15.83613.5CR mirror
Artyom Novichonok 2009/04/15.97214.6CR
Enrico Prosperi 2009/04/15.98014.0C
Geroge Potter 2009/04/16C"bad astronomy" link
William Wiethoff 2009/04/16.236C
Stan Howerton 2009/04/16.24514.3C
Ariel Parsons 2009/04/17.00V
Jordi Camarasa 2009/04/17.90613.72R
Joel Nicolas 2009/04/17.92014.1CR
David Storey 2009/04/17.92514.2C mirror
Joel Nicolas 2009/04/17.94214.2R
Joel Nicolas 2009/04/17.94514.5V
Pepe Mantica 2009/04/18.001C
Pepe Mantica 2009/04/18.006RGB full size image
Martin Mobberley 2009/04/18.890C
John Murphy 2009/04/18.914C
Paolo Corelli 2009/04/18.93814.1V
Oleg Milantiev 2009/04/19.222C
Marc Serrau 2009/04/19.88614.3B
Marc Serrau 2009/04/19.89414.5V
Marc Serrau 2009/04/19.90013.8I
Marc Serrau 2009/04/19.92313.5R
Stan Howerton 2009/04/20.18013.8C
Diego Rodriguez 2009/04/20.88713.8CR
Marko Kamarainen 2009/04/20.909C
Joel Nicolas 2009/04/20.91014.0V
Rodrigo Losada 2009/04/21.85414.2CR
John Skourou 2009/04/21.917LPRcolor, wide field
Joel Nicolas 2009/04/22.90014.0CR
Joel Nicolas 2009/04/22.93214.5V
Joel Nicolas 2009/04/22.95113.6I
Andrzej Pigulski 2009/04/23.88414.4C
Pedro Ré 2009/04/24.86614.14C
William Wiethoff 2009/04/26.261C
Pedro Ré 2009/04/30.90914.1C
Pedro Ré 2009/05/01.89013.6C
Rafael Ferrando 2009/05/01.927C
Pedro Ré 2009/05/02.89714.3C
Paulo Lobao 2009/05/02.88712.5C full size image
Rafael Benavides 2009/05/02.967C
JM Llapasset 2009/05/03.83714.1CR mirror
JM Llapasset 2009/05/03.84713.6Ic mirror
JM Llapasset 2009/05/03.85014.1Rc mirror
JM Llapasset 2009/05/03.85414.7V mirror
Mark S. Deprest 2009/05/04CAAPOD link
JM Llapasset 2009/05/06.85814.1CR
Kopernik 2009/05/15.12515.46
14.55
B
R
Pedro Ré 2009/05/15.86814.7CR
Pepe Manteca 2009/05/15.958C larger size
JM Llapasset 2009/05/19.84214.1:CR mirror
Markus Bütikofer 2009/05/19.946Ccolor
William Wiethoff 2009/05/24.193C
David Storey 2009/05/30.03314.74C
Pedro Ré 2009/06/10.88314.5CR
Pedro Ré 2009/06/11.88514.7CR
Gustavo Muler 2009/06/13.95013.9R
Pedro Ré 2009/06/20.92514.05CR
Pedro Ré 2009/07/10.89914.08CR
Pedro Ré 2009/07/11.89814.89CR


If you have observations of this Supernova, please send them to SNWeb. Use this data query to see what information has been reported so far.
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David Bishop
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