I
Igor Andreoni
Researcher at California Institute of Technology
Publications - 55
Citations - 1207
Igor Andreoni is an academic researcher from California Institute of Technology. The author has contributed to research in topics: LIGO & Supernova. The author has an hindex of 16, co-authored 55 publications receiving 810 citations. Previous affiliations of Igor Andreoni include Swinburne University of Technology.
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Journal ArticleDOI
Seventeen Tidal Disruption Events from the First Half of ZTF Survey Observations: Entering a New Era of Population Studies
Sjoert van Velzen,Sjoert van Velzen,Suvi Gezari,Erica Hammerstein,Nathaniel Roth,Sara Frederick,Charlotte Ward,Tiara Hung,S. Bradley Cenko,S. Bradley Cenko,Robert Stein,Daniel A. Perley,Kirsty Taggart,Ryan J. Foley,Jesper Sollerman,Nadejda Blagorodnova,Igor Andreoni,Eric C. Bellm,V. Brinnel,Kaushik De,Richard Dekany,Michael Feeney,Christoffer Fremling,M. Giomi,V. Zach Golkhou,V. Zach Golkhou,Matthew J. Graham,Anna Y. Q. Ho,Mansi M. Kasliwal,Charles D. Kilpatrick,Shrinivas R. Kulkarni,Thomas Kupfer,Russ R. Laher,Ashish Mahabal,Frank J. Masci,Adam A. Miller,Adam A. Miller,Jakob Nordin,Reed Riddle,Ben Rusholme,J. V. Santen,Yashvi Sharma,David L. Shupe,Maayane T. Soumagnac,Maayane T. Soumagnac +44 more
TL;DR: In this paper, a homogeneous analysis of the optical/UV light curves, including 22 previously known TDEs from the literature, reveals a clean separation of light-curve properties with spectroscopic class.
Journal ArticleDOI
Follow up of GW170817 and its electromagnetic counterpart by Australian-led observing programs
Igor Andreoni,Kendall Ackley,Jeff Cooke,Ayan Acharyya,J. Allison,G. E. Anderson,Michael C. B. Ashley,Dietrich Baade,Matthew Bailes,Keith W. Bannister,Adam P. Beardsley,Michael S. Bessell,Fuyan Bian,Philip A. Bland,M. Boer,T. Booler,Alexis Brandeker,Ian Brown,David A. H. Buckley,Seo-Won Chang,David Coward,Steven M. Crawford,H. Crisp,Brian Crosse,Antonino Cucchiara,Martin Cupak,J. S. de Gois,Adam Deller,Hadrien A. R. Devillepoix,Dougal Dobie,E. Elmer,David Emrich,Wael Farah,Tony Farrell,Thomas M. O. Franzen,Bryan Gaensler,Duncan K. Galloway,Bruce Gendre,T. Giblin,A. Goobar,J. A. Green,Paul Hancock,Benjamin A. D. Hartig,Eric Howell,L. Horsley,Aidan Hotan,Robert M. Howie,L. Hu,Yi-Ming Hu,C. W. James,Simon Johnston,Melanie Johnston-Hollitt,David L. Kaplan,M. M. Kasliwal,Evan Keane,D. Kenney,A. Klotz,R. Lau,R. Laugier,Emil Lenc,X. Li,E. Liang,C. Lidman,Lance Luvaul,Christene Lynch,B. Ma,Damien Macpherson,J. Mao,David E. McClelland,Curtis McCully,Anais Möller,Miguel F. Morales,D. Morris,Tara Murphy,K. Noysena,C. A. Onken,N. B. Orange,Stefan Oslowski,D. Pallot,J. Paxman,S. B. Potter,T. Pritchard,W. Raja,R. Ridden-harper,Encarni Romero-Colmenero,Elaine M. Sadler,Eleanor K. Sansom,Richard Scalzo,Brian P. Schmidt,S. M. Scott,N. Seghouani,Zhaohui Shang,Ryan Shannon,Lijing Shao,Michael M. Shara,Rob Sharp,Marcin Sokolowski,Jesper Sollerman,J. Staff,K. Steele +99 more
TL;DR: In this article, the authors present follow-up observations of the GW170817 and its electromagnetic counterpart SSS17a/DLT17ck (IAU label AT2017gfo) by 14 Australian telescopes and partner observatories as part of Australian-based and Australian-led research programs.
Journal ArticleDOI
GROWTH on S190425z: Searching Thousands of Square Degrees to Identify an Optical or Infrared Counterpart to a Binary Neutron Star Merger with the Zwicky Transient Facility and Palomar Gattini-IR
Michael W. Coughlin,Tomas Ahumada,Shreya Anand,Kaushik De,M. Hankins,Mansi M. Kasliwal,Leo Singer,Leo Singer,Eric C. Bellm,Igor Andreoni,S. Bradley Cenko,S. Bradley Cenko,Jeff Cooke,Chris M. Copperwheat,Alison Dugas,Jacob E. Jencson,Daniel A. Perley,Po-Chieh Yu,Varun Bhalerao,Harsh Kumar,Joshua S. Bloom,Joshua S. Bloom,G. C. Anupama,Michael C. B. Ashley,Ashot Bagdasaryan,Rahul Biswas,David A. H. Buckley,Kevin B. Burdge,David O. Cook,John Cromer,Virginia Cunningham,Antonino D'Ai,Richard Dekany,Alexandre Delacroix,S. Dichiara,S. Dichiara,Dmitry A. Duev,Anirban Dutta,Michael Feeney,Sara Frederick,Pradip Gatkine,Sourav Ghosh,Daniel A. Goldstein,V. Zach Golkhou,Ariel Goobar,Matthew J. Graham,H. Hanayama,Takashi Horiuchi,Tiara Hung,Saurabh Jha,Albert K. H. Kong,Matteo Giomi,David L. Kaplan,V. Karambelkar,Marek Kowalski,Shrinivas R. Kulkarni,Thomas Kupfer,Frank J. Masci,Paolo A. Mazzali,Anna M. Moore,Moses Mogotsi,James D. Neill,Chow-Choong Ngeow,Jorge Martínez-Palomera,Valentina La Parola,M. Pavana,Eran O. Ofek,Atharva Sunil Patil,Reed Riddle,Mickael Rigault,Ben Rusholme,Eugene Serabyn,David L. Shupe,Y. Sharma,Avinash Singh,Jesper Sollerman,J. Soon,Kai Staats,Kirsty Taggart,Hanjie Tan,Tony Travouillon,Eleonora Troja,Eleonora Troja,G. Waratkar,Yoichi Yatsu +84 more
TL;DR: In this article, the authors performed a dedicated follow-up campaign with the Zwicky Transient Facility (ZTF) and Palomar Gattini-IR telescopes.
Journal ArticleDOI
The Zwicky Transient Facility Bright Transient Survey I: Spectroscopic Classification and the Redshift Completeness of Local Galaxy Catalogs
Christoffer Fremling,Adam A. Miller,Y. Sharma,Alison Dugas,Daniel A. Perley,Kirsty Taggart,Jesper Sollerman,Ariel Goobar,Melissa L. Graham,James D. Neill,Jakob Nordin,M. Rigault,Robert J. Walters,Igor Andreoni,Ashot Bagdasaryan,Justin Belicki,Chris Cannella,Eric C. Bellm,S. B. Cenko,Kaushik De,Richard Dekany,Sara Frederick,V. Z. Golkhou,Matthew J. Graham,George Helou,Anna Ho,Mansi M. Kasliwal,Thomas Kupfer,R. R. Laher,Ashish Mahabal,Frank J. Masci,Reed Riddle,Ben Rusholme,Steve Schulze,David L. Shupe,Roger Smith,S. van Velzen,S. van Velzen,Lin Yan,Yunxi Yao,Zhuyun Zhuang,Shrinivas R. Kulkarni +41 more
TL;DR: In this article, the authors performed an analysis of the redshift completeness of local galaxy catalogs, dubbed as the Redshift Completeness Fraction (RCF; the number of SN host galaxies with known spectroscopic redshift prior to SN discovery divided by the total number of SNe hosts).
Journal ArticleDOI
The Koala: A Fast Blue Optical Transient with Luminous Radio Emission from a Starburst Dwarf Galaxy at z = 0.27
Anna Y. Q. Ho,Daniel A. Perley,Shrinivas R. Kulkarni,D. Dong,Kaushik De,Poonam Chandra,Igor Andreoni,Eric C. Bellm,Kevin B. Burdge,Michael W. Coughlin,Richard Dekany,Michael Feeney,D. D. Frederiks,Christoffer Fremling,V. Zach Golkhou,Matthew J. Graham,David Hale,George Helou,Assaf Horesh,Mansi M. Kasliwal,Russ R. Laher,Frank J. Masci,Adam A. Miller,Adam A. Miller,Michael Porter,A. Ridnaia,Ben Rusholme,David L. Shupe,Maayane T. Soumagnac,Maayane T. Soumagnac,Dmitry S. Svinkin +30 more
TL;DR: ZTF18abvkwla (the "Koala") is a fast blue optical transient discovered in the Zwicky Transient Facility (ZTF) One-Day Cadence (1DC) Survey as discussed by the authors.