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
Jialian Liu, Xiaofeng Wang, Cristina Andrade, Pierre-Alexandre Duverne, Jujia Zhang, Liping Li, Zhenyu Wang, Felipe Navarete, A. Reguitti, S. Schuldt, Yongzhi Cai, Alexei V Filippenko, Yi Yang, Thomas G. Brink, WeiKang Zheng, Ali Esamdin, Abdusamatjan Iskandar, Chunhai Bai, Jinzhong Liu, Xin Li, Maokai Hu, Gaici Li, Wenxiong Li, Xiaoran Ma, Shengyu Yan, Jun Mo, C. Adami, Dalya Akl, S. Antier, E. Broens, J.-G. Ducoin, E. G. Elhosseiny, Thomas M. Esposito, M Freeberg, Priya Gokulass, Patrice Hello, С. Карпов, I. Márquez, M. Mašek, O. Pyshna, Y Rajabov, Denis Saint-Gelais, Marc Serrau, Oleksii Sokoliuk, A. Takey, Manasanun Tanasan, D. Turpin
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.