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Classification of SN 2006H, a SN 1991bg-like Type Ia Supernova

ATel #699; The Nearby Supernova Factory: G. Aldering, S. Bailey, S. Bongard, D. Kocevski, B. C. Lee, S. Loken, P. Nugent, S. Perlmutter, R. Scalzo, R. C. Thomas, L. Wang, B. A. Weaver (Lawrence Berkeley National Laboratory, Berkeley, CA), N. Blanc, Y. Copin, E. Gangler, L. Sauge, G. Smadja (Institut de Physique Nucleaire de Lyon), P. Antilogus, S. Gilles, R. Pain, R. Pereira (Laboratoire de Physique Nucleaire et de Haute Energies de Paris), E. Pecontal, G. Rigaudier (Centre de Recherche Astronomique de Lyon), R. Kessler (Kavli Institute for Cosmological Physics, Chicago, IL), C. Baltay, D. Rabinowitz, A. Bauer (Yale)
on 20 Jan 2006; 09:28 UT
Distributed as an Instant Email Notice Supernovae
Credential Certification: R. C. Thomas (rcthomas@lbl.gov)

Subjects: Infra-Red, Optical, Ultra-Violet, Supernovae

The Nearby Supernova Factory reports that a spectrum (range 320-1000 nm) of supernova 2006H (IAUC # 8660 ), obtained January 20.3 UT under poor seeing conditions with the Supernova Integral Field Spectrograph on the University of Hawaii 2.2-meter telescope, shows it to be a Type Ia supernova. Its spectrum is similar to the peculiar, subluminous SN 1991bg (Filippenko et al. 1992, AJ, 104, 1543) at two days past maximum light. An approximate redshift of z ~ 0.01 is obtained from a fit to the supernova features.

The Nearby Supernova Factory