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Type determination of SN 2005by

ATel #480; Avishay Gal-Yam and George Djorgovski (Caltech)
on 4 May 2005; 18:29 UT
Distributed as an Instant Email Notice Supernovae
Credential Certification: Avishay Gal-Yam (avishay@astro.caltech.edu)

Subjects: Optical, Supernovae

Referred to by ATel #: 509

Avishay Gal-Yam and George Djorgovski report that a spectrum obtained by Djorgovski with the DBSP spectrograph mounted on the Hale 200" telescope at Palomar Observatory, on May 4 2005 UT, shows this event is a young type II SN. Prominent broad Halpha with a P-cygni profile is superposed on a blue continuum.

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