SPECTROSCOPIC OBSERVATIONS OF SN 2012fr: A LUMINOUS, NORMAL TYPE Ia SUPERNOVA WITH EARLY HIGH-VELOCITY FEATURES AND A LATE VELOCITY PLATEAU — M. Childress (2013) | RDL Network
SPECTROSCOPIC OBSERVATIONS OF SN 2012fr: A LUMINOUS, NORMAL TYPE Ia SUPERNOVA WITH EARLY HIGH-VELOCITY FEATURES AND A LATE VELOCITY PLATEAU
Article 2013 en
Authors
MC
M. Childress
RS
R. Scalzo
SS
Stuart Sim
Abstract
1 min read
We present 65 optical spectra of the Type Ia SN 2012fr, 33 of which were obtained before maximum light. At early times, SN 2012fr shows clear evidence of a high-velocity feature (HVF) in the Si II λ6355 line that can be cleanly decoupled from the lower v
R. J. Foley, Peter Challis, Alexei V Filippenko, M. Ganeshalingam, V. La Parola, Wenyu Li, G. H. Marion, J. M. Silverman, Rachael L. Beaton, Vardha N. Bennert, S. B. Cenko, M. Childress, Puragra Guhathakurta, Linhua Jiang, Jason S. Kalirai, R. Kirshner, Alan Stockton, Erik Tollerud, J. Vinkó, J. C. Wheeler, Jong-Hak Woo
.webp){kind=small}
Discussion(0)
No comments yet. Be the first to comment.