SN 1994D Supernova Classification at the CfA

This page lists some of the supernovae classified by the CfA SN Group

SN classified in previous years are found here: [Archive (1996-2009)]

All supernovae are classified using the SuperNova IDentification code (SNID) [Blondin & Tonry (2007)]
To learn more and to [Download SNID]

If you would like to receive announcements for supernovae classified by the CfA SN group, or
if you want to discuss specific data, please contact: Peter Challis or


2010 - 2015


All IAUC, CBET, and ATEL from Kirshner group 2010 - 2015


SN 2010


SN 2010hp (II) - CBET submitted
September 8 UT, FAST spectrum with a comparison to SN 1998S at +32d

SN 2010ho (Ia) - CBET 2447
September 5 UT, FAST spectrum with a comparison to SN 2002er at +3d

SN 2010hk (Ia) - CBET 2447
September 4 UT, FAST spectrum with a comparison to SN 2003cg at +5d

SN 2010hh (Ia, subluminous, 91bg-like) - CBET 2440
September 3 UT, FAST spectrum with a comparison to SN 1986G at -1d

SN 2010hf (IIb) - CBET 2437
September 2 UT, FAST spectrum with a comparison to SN 1993J at +4d

SN 2010fx (IIP) - CBET 2356
July 7 UT, FAST spectrum with a comparison to SN 2004dj at +8d

SN 2010ew (Ia) - CBET 2356
July 7 UT, FAST spectrum with a comparison to SN 1998aq at +5d

SN 2010ed (Ia: 91T-like) - CBET 2325
June 16 UT, MMT + blue channel spectrum with a comparison to SN 1999aa at -1d

SN 2010dw (Ia) - CBET 2311
June 7 UT, FAST spectrum with a comparison to SN 2003du at -5d

SN 2010dt (Ia) - CBET 2311
June 7 UT, FAST spectrum with a comparison to SN 2003du at +2d

SN 2010dr (II) - CBET 2328
June 17 UT, MMT + blue channel spectrum showing broad, triangular emission components for H_alpha and H_beta

SN 2010dq (Ia: 91bg-like) - CBET 2328
June 17 UT, MMT + blue channel spectrum with a comparison to SN 1999by at +3d

SN 2010do (Ic) - CBET 2311
June 7 UT, FAST spectrum with a comparison to SN 1994I at +0d

SN 2010db (no SN, M-star with high proper motion) - CBET 2312
June 7 UT, FAST spectrum with a comparison showing no correlation to SN 1997ef at +17d

SN 2010cp (Ia: 91bg-like) - CBET 2282
May 15 UT, FAST spectrum with a comparison to SN 1991bg at +3d

SN 2010bl (Ia: 91T-like) - CBET 2236
April 8 UT, FAST spectrum with a comparison to SN 1991T at +11d

SN 2010bh (SN associated with GRB 100316D) - CBET 2228
March 18-23: R. Chornock et al. report on the spectroscopic discovery of a supernova associated with GRB 100316D
based on observations obtained with the MagE, LDSS3, and IMACS spectrographs on the twin 6.5-m Magellan telescopes.

SN 2010ak (Ic) - CBET 2206
March 12 UT, FAST spectrum with a comparison to SN 2004aw at +18d

SN 2010O (no SN) - CBET 2144
January 24: P. Challis reports that a FAST spectrum obtained of the purported supernova found in IC 356 (CBET 2143)
reveals that it is a foreground star, not a supernova.

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