Supernovae 2020nvb in NGC 4457

This page is devoted to information on Supernova 2020nvb in NGC 4457.   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 links web page.

image Discovered by Koichi Itagaki (Japan).   This one is a Type unknown.   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
K. Itagaki 2020/06/23.496> 16.0C
K. Itagaki 2020/06/24.50515.5C
Giancarlo Cortini 2020/06/24.90015.0C
K. Itagaki 2020/06/26.51414.3C
K. Itagaki 2020/07/01.54913.0CDiscovery, mirror
K. Itagaki 2020/07/01.55013.0C
Gianluca Masi 2020/07/01.84113.0R
Mario Morales Aimar 2020/07/01.84913.08V
Giancarlo Cortini 2020/07/02.87012.6C
Yasuo Sano 2020/07/03.47412.6C
Gregor Krannich 2020/07/03.89212.9V
Valerio Oss 2020/07/04.01613.0C
Robert Spellman 2020/07/04.027C
Robert Spellman 2020/07/04.167C
Aldrin B. Gabuya 2020/07/04.73112.4V
Marco Lozzi 2020/07/04.87512.4V
Claudio Balcon 2020/07/05.85012.2C
Nico Montigiani and
Massimiliano Mannucci
Yasuo Sano 2020/07/06.47912.1C
Diego Rodriguez 2020/07/06.91511.7V
Francesco Battistella 2020/07/07.941C
Stan Howerton 2020/07/18.13112.8V
Antonio Giambersio 2020/07/19.81211.8C

Light curves and Spectra:

If you have observations of this Supernova, please send them to vsnet-obs

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David Bishop