S
S. Srivastav
Researcher at Indian Institutes of Technology
Publications - 10
Citations - 267
S. Srivastav is an academic researcher from Indian Institutes of Technology. The author has contributed to research in topics: Supernova & Engineering. The author has an hindex of 4, co-authored 6 publications receiving 179 citations. Previous affiliations of S. Srivastav include Indian Institute of Technology Bombay.
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Journal ArticleDOI
The fast, luminous ultraviolet transient AT2018cow: extreme supernova, or disruption of a star by an intermediate-mass black hole?
Daniel A. Perley,Paolo A. Mazzali,Paolo A. Mazzali,Lin Yan,S. Bradley Cenko,S. Bradley Cenko,Suvi Gezari,Kirsty Taggart,N. Blagorodnova,Christoffer Fremling,Brenna Mockler,Brenna Mockler,Avinash Singh,Avinash Singh,Nozomu Tominaga,Nozomu Tominaga,Masaomi Tanaka,Alan M. Watson,T. Ahumada,G. C. Anupama,Chris Ashall,Rosa L. Becerra,D. Bersier,Varun Bhalerao,Joshua S. Bloom,Nathaniel R. Butler,Chris M. Copperwheat,Michael W. Coughlin,Kaushik De,Andrew J. Drake,Dmitry A. Duev,S. Frederick,J. Jesús González,Ariel Goobar,Marianne Heida,Anna Y. Q. Ho,John C. Horst,Tiara Hung,Ryosuke Itoh,Jacob E. Jencson,Mansi M. Kasliwal,Nobuyuki Kawai,Tanazza Khanam,Shrinivas R. Kulkarni,Brajesh Kumar,Harsh Kumar,A. Kutyrev,A. Kutyrev,William H. Lee,Keiichi Maeda,Ashish Mahabal,K. L. Murata,James D. Neill,Chow-Choong Ngeow,Bryan E. Penprase,Elena Pian,Robert M. Quimby,Robert M. Quimby,Enrico Ramirez-Ruiz,Michael G. Richer,Carlos Román-Zúñiga,D. K. Sahu,S. Srivastav,Quentin J Socia,Jesper Sollerman,Yutaro Tachibana,Francesco Taddia,Samaporn Tinyanont,Eleonora Troja,Eleonora Troja,C. Ward,Jerrick Wee,Po-Chieh Yu +72 more
TL;DR: In this article, the spectrum remains extremely hot throughout its evolution, and the photospheric radius contracts with time (receding below R <10^14 cm after 1 month).
Journal ArticleDOI
Design and Operation of the ATLAS Transient Science Server
K. W. Smith,Stephen J. Smartt,David Young,John L. Tonry,Larry Denneau,H. Flewelling,A. Heinze,H. J. Weiland,B. Stalder,Armin Rest,Armin Rest,Christopher W. Stubbs,Joseph P. Anderson,Joseph P. Anderson,Ting-Wan Chen,P. Clark,A. Do,F. Forster,F. Forster,M. Fulton,J. Gillanders,O. McBrien,D. O'Neill,S. Srivastav,Darryl Wright +24 more
TL;DR: The hardware and software infrastructure is described to produce a stream of clean, real, astrophysical transients in real time that involves machine learning and boosted decision tree algorithms to identify extragalactic and Galactic transients.
Journal ArticleDOI
Design and operation of the ATLAS Transient Science Server
K. W. Smith,Stephen J. Smartt,David Young,John L. Tonry,Larry Denneau,H. Flewelling,A. Heinze,H. J. Weiland,B. Stalder,Armin Rest,Armin Rest,Christopher W. Stubbs,Joseph P. Anderson,Joseph P. Anderson,Ting-Wan Chen,P. Clark,A. Do,F. Forster,F. Forster,M. Fulton,J. Gillanders,O. McBrien,D. O'Neill,S. Srivastav,Darryl Wright +24 more
TL;DR: The Asteroid Terrestrial impact last alert system (ATLAS) system consists of two 0.5m Schmidt telescopes with cameras covering 29 square degrees at plate scale of 1.86 arcsec per pixel as discussed by the authors.
Journal ArticleDOI
ASASSN-14dq: a fast-declining Type II-P supernova in a low-luminosity host galaxy
TL;DR: In this paper, UGC 11860 supernova exploded in a low-luminosity/metallicity host galaxy with the signatures of which are present as weak iron lines in the photospheric phase spectra.
Journal ArticleDOI
Observational properties of a type Ib supernova MASTER OT J120451.50+265946.6 in NGC 4080
M. J. Singh,M. J. Singh,Kuntal Misra,Kuntal Misra,D. K. Sahu,Raya Dastidar,Raya Dastidar,Anjasha Gangopadhyay,Anjasha Gangopadhyay,S. Srivastav,G. C. Anupama,Subhash Bose,V. M. Lipunov,N. K. Chakradhari,Brajesh Kumar,Brijesh Kumar,S. B. Pandey,E. S. Gorbovskoy,P. Balanutsa +18 more
TL;DR: In this article, photometric and spectroscopic observations upto 250 days since MASTER OT J120451.6 (M12045), discovered by the MASTER Global Robotic Net, is a Type Ib supernova (SN) that exploded in NGC 4080.