The Fast, Luminous Ultraviolet Transient AT2018cow: Extreme Supernova, or Disruption of a Star by an Intermediate-Mass Black Hole?

Autor: Francesco Taddia, Tiara Hung, Eleonora Troja, Lin Yan, Nozomu Tominaga, Mansi M. Kasliwal, T. Ahumada, G. C. Anupama, Suvi Gezari, James D. Neill, Avinash Singh, Ashish Mahabal, Kirsty Taggart, Quentin J Socia, Po-Chieh Yu, Andrew J. Drake, Rosa L. Becerra, Keiichi Maeda, Varun Bhalerao, Dmitry A. Duev, S. Bradley Cenko, Yutaro Tachibana, D. Bersier, Ryosuke Itoh, Nathaniel R. Butler, Michael W. Coughlin, Carlos Román-Zúñiga, K. L. Murata, Jerrick Wee, C. Ward, Jacob E. Jencson, Elena Pian, Tanazza Khanam, Anna Y. Q. Ho, S. Srivastav, Nobuyuki Kawai, Brenna Mockler, Paolo A. Mazzali, Chris M. Copperwheat, Kaushik De, Chris Ashall, Samaporn Tinyanont, Daniel A. Perley, Michael G. Richer, John C. Horst, Robert M. Quimby, William H. Lee, Masaomi Tanaka, Alan M. Watson, S. Frederick, Enrico Ramirez-Ruiz, A. Kutyrev, Christoffer Fremling, Bryan E. Penprase, Marianne Heida, Jesper Sollerman, Brajesh Kumar, N. Blagorodnova, Harsh Kumar, J. Jesús González, Joshua S. Bloom, Chow-Choong Ngeow, D. K. Sahu, Ariel Goobar, Shrinivas R. Kulkarni

Publikováno v: Monthly Notices of the Royal Astronomical Society, vol 484, iss 1
Perley, D A, Mazzali, P A, Yan, L, Cenko, S B, Gezari, S, Taggart, K, Blagorodnova, N, Fremling, C, Mockler, B, Singh, A, Tominaga, N, Tanaka, M, Watson, A M, Ahumada, T, Anupama, G C, Ashall, C, Becerra, R L, Bersier, D, Bhalerao, V, Bloom, J S, Butler, N R, Copperwheat, C, Coughlin, M W, De, K, Drake, A J, Duev, D A, Frederick, S, Jesus Gonzalez, J, Goobar, A, Heida, M, Ho, A Y Q, Horst, J, Hung, T, Itoh, R, Jencson, J E, Kasliwal, M M, Kawai, N, Khanam, T, Kulkarni, S R, Kumar, B, Kumar, H, Kutyrev, A S, Lee, W H, Maeda, K, Mahabal, A, Murata, K L, Neill, J D, Ngeow, C-C, Penprase, B, Pian, E, Quimby, R, Ramirez-Ruiz, E, Richer, M G, Roman-Zuniga, C G, Sahu, D K, Srivastav, S, Socia, Q, Sollerman, J, Tachibana, Y, Taddia, F, Tinyanont, S, Troja, E, Ward, C, Wee, J & Yu, P-C 2019, ' The fast, luminous ultraviolet transient AT2018cow : extreme supernova, or disruption of a star by an intermediate-mass black hole? ', Monthly Notices of the Royal Astronomical Society, vol. 484, no. 1, pp. 1031-1049 . https://doi.org/10.1093/mnras/sty3420

Wide-field optical surveys have begun to uncover large samples of fast (t_rise < 5d), luminous (M_peak < -18), blue transients. While commonly attributed to the breakout of a supernova shock into a dense wind, the great distances to the transients of

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