*** NEWS items ***
03/25/08: all SN Ia spectra from
Matheson et al. 2008
are now in the CfA SN Archive
11/13/07: new paper by Dessart et al.,
Using Quantitative Spectroscopic Analysis to Determine the Properties and Distances of Type II-Plateau Supernovae: SNe 2005cs and 2006bp,
accepted for publication in ApJ.
10/01/07: new paper by Blondin & Tonry,
Determining the Type, Redshift, and Age of a Supernova Spectrum,
appeared in ApJ, 666, 1024 .
09/12/07: new paper by Hicken et al., The Luminous and Carbon-Rich Supernova 2006gz: A Double Degenerate Merger?,
accepted to ApJL (astro-ph/0709.1501).
The data (spectra and light curves) are available here
01/10/07: new paper by Modjaz et al., Measured Metallicities at the Sites of Nearby Broad-Lined Type Ic Supernovae and Implications for the SN-GRB Connection,
submitted to AJ (astro-ph/0701246)
12/06 new paper by Brown et al., Early Ultraviolet, Optical, and X-Ray Observations of the Type IIP SN 2005cs in M51 with Swift, accepted for publication (ApJ, 659, 1488)
12/06 new paper by Jha, Riess & Kirshner, Improved Distances to Type Ia Supernovae with Multicolor Light-Curve Shapes: MLCS2k2, accepted for publication (ApJ, 659, 122)
08/01/06: the CfA Supernova Archive is officially up and running!
05/17/06: new paper by Modjaz et al., Early-Time Photometry and Spectroscopy of the Fast Evolving SN 2006aj Associated with GRB 060218,
accepted for publication (ApJ, 645, L21)
03/04/06: corrections to SDSS photometry
of SN2006aj/GRB060218 comparison stars
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Cosmology with Type Ia supernovae
The CfA SN group is actively involved in the
ESSENCE project, whose
aim is to determine the equation-of-state parameter of the Universe using
observations of high-redshift Type Ia supernovae. This project is a follow-up
of the
High-Z SN Search.
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Last updated: 12 Jan 2007
Stéphane Blondin
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