Author Archive for eaglehill

Supernova 2014dj Discovered September 24, 2014

Discovery overview Discovering party: Eagle Hill Supernova Search Project: Doug Rich, Thomas Harvey, Joseph Rosebush,Charles Sawyer, and Michael Marion Official CBAT name: 2014dj Category: Supernova Subcategory: type Ic Location: Galaxy NGC 317B in the Constellation Andromeda Distance: 240 Million Light…

Supernova SN2013ga Discovered October 20, 2013

SN2013ga_composit

Discovery overview Discovering party: Eagle Hill Supernova Search Project: Doug Rich, Thomas Harvey, Joseph Rosebush,Charles Sawyer, and Michael Marion Official CBAT name: SN2013ga Category: Supernova Subcategory: type la Location: Galaxy UGC 11895 in the Constellation Lacerta Distance: 200 Million Light…

Supernova SN2013cd Discovered May 1, 2013

Discovery overview Discovering party: Eagle Hill Supernova Search Project: Doug Rich, Thomas Harvey, Joseph Rosebush, and Charles Sawyer Official CBAT name: SN 2013cd Category: Supernova Subcategory: type la Location: Galaxy UGC 4294 in the Constellation Ursa Major Distance: 500 Million…

Supernova SN 2013bl Discovered April 7, 2013

Discovery overview Discovering party: Eagle Hill Supernova Search Project: Doug Rich, Joseph Rosebush, and Charles Sawyer Official CBAT name: SN 2013bl Category: Supernova Subcategory: Type llb Location: Galaxy UGC 4578 in the Constellation Lynx Distance: Approximately 400 million light-years from…

Supernova SN2012cs Discovered May 27, 2012

Discovery overview Discovering party: Doug Rich Official name: SN2012cs Category: Supernova Subcategory: type llb Location: Galaxy IC 1129 in the constellation Ursa Minor Confirmation Astronomers used the F. L. Whipple 1.5 meter telescope to obtain this supernova’s spectrum.

Supernova SN2012gm Discovered November 19, 2012

Discovery overview Discovering party: Doug Rich Official name: SN2012gm Category: Supernova Subcategory: type la Location: Galaxy NGC 7580 Confirmation The follow-up spectrogram obtained on November 21, by Astronomer Paolo Ochner and the INAF team using the Asiago 1.22 meter Galileo…

Supernova SN2012et Discovered September 12, 2012

Discovery overview Discovering party: Doug Rich Official name: SN2012et Category: Supernova Subcategory: type la Location: Galaxy MCG +4-55-47 Confirmation SN2012et was classified by astronomers and astronomy students from the Institute of Astrophysics of Paris and Paris 6 University, Padova University,…

Supernova SN2012by Discovered April 25 2012

Discovery overview Discovering party: Doug Rich Official name: SN2012by Category: Supernova Subcategory: type lI Location: Galaxy UGC 8335 in the constellation Ursa Major Confirmation The spectroscopic follow-up for this supernova was accomplished by A. Pastorello and his team of astronomers…

Supernova SN2012bi Discovered March 21, 2012

Discovery overview Discovering party: Doug Rich Official name: SN2012bi Category: Supernova Subcategory: type la Location: Galaxy UGC 7217 Confirmation The optical spectrum was obtained with the F. L. Whipple 1.5 meter telescope which in southern Arizona.

Supernova SN2012ai Discovered February 20, 2012

Discovery overview Discovering party: Doug Rich Official name: SN2012ai Category: Supernova Subcategory: type II Location: NGC 2755 in the constellation Lynx Confirmation The confirmation spectrum was obtained with the 1.82 meter Copernico Telescope located in Asiago, Italy.