Supernova 2015bh in NGC 2770
This page is devoted to information on Supernova 2015bh (= PSN J09093496+3307204) in NGC 2770. 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.
Discovered by
Catalina Real-Time Transient Survey
and Stan Howerton
(USA) as SNhunt275.
There is also a report that this object was discovered by PTF and named
iPTF13efv, but this is not confirmed.
This one is an
LBV
(supernova imposter)
which appears to be brightening into a Type IIn.
We have a Photometry reference image
made by Odd Trondal.
This supernova is in the
Constellation Lynx.
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 |
|---|---|---|---|---|
| CRTS | 2015/02/07.390 | Discovery | ||
| Stan Howerton | 2015/02/08.144 | 19.9 | V | |
| Gianpiero Locatelli | 2015/02/08.828 | |||
| Giancarlo Cortini | 2015/02/09.880 | |||
| Stan Howerton | 2015/02/10.160 | 20.3 | V | |
| Masanori Mizutani | 2015/02/12.579 | 20.3 | U | |
| Stan Howerton | 2015/02/14.107 | 19.5 | U | |
| Stan Howerton | 2015/02/19.268 | 19.4 | U | |
| Xing Gao | 2015/04/07.7367 | 17.8 | U | PSN J09093506+3307221 discovery |
| Manfred Mrotzek | 2015/04/09.970 | |||
| Stan Howerton | 2015/04/19.137 | 18.4 | U | |
| Stan Howerton | 2015/04/25.137 | 18.4 | L | |
| Stan Howerton | 2015/05/11.237 | 19.3 | U | |
| Stan Howerton | 2015/05/16.885 | 15.7 | R | |
| Ron Arbour | 2015/05/16.928 | 16.0 | U | |
| Andy Cason | 2015/05/17.15 | 15.71 | V | |
| Andy Cason | 2015/05/17.155 | 15.6 | Rc | |
| Ron Arbour | 2015/05/18.897 | |||
| Rochardson | 2015/05/19 | |||
| Stan Howerton | 2015/05/19.143 | 15.6 | V | |
| Ron Arbour | 2015/05/20.900 | 15.4 | U | |
| Ron Arbour | 2015/05/21.913 | 15.36 | U | |
| Andy Cason | 2015/05/25.166 | 15.38 | V | |
| Ron Arbour | 2015/05/26.912 | C | ||
| SWIFT | undated | C |
Light curves and Spectra:
If you have observations of this Supernova, please send them to vsnet-obs
