Search Results - "Foley, R. J."
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Swope Supernova Survey 2017a (SSS17a), the optical counterpart to a gravitational wave source
Published in Science (American Association for the Advancement of Science) (22-12-2017)“…On 17 August 2017, the Laser Interferometer Gravitational-Wave Observatory (LIGO) and the Virgo interferometer detected gravitational waves (GWs) emanating…”
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Simulations of the WFIRST Supernova Survey and Forecasts of Cosmological Constraints
Published in The Astrophysical journal (01-11-2018)“…The Wide Field InfraRed Survey Telescope (WFIRST) was the highest-ranked large space-based mission of the 2010 New Worlds, New Horizons decadal survey. It is…”
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Discovery and follow-up of ASASSN-19dj: an X-ray and UV luminous TDE in an extreme post-starburst galaxy
Published in Monthly notices of the Royal Astronomical Society (01-01-2021)“…ABSTRACT We present observations of ASASSN-19dj, a nearby tidal disruption event (TDE) discovered in the post-starburst galaxy KUG 0810+227 by the All-Sky…”
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COSMOLOGICAL CONSTRAINTS FROM MEASUREMENTS OF TYPE Ia SUPERNOVAE DISCOVERED DURING THE FIRST 1.5 yr OF THE Pan-STARRS1 SURVEY
Published in The Astrophysical journal (01-11-2014)“…We present griz sub(P1) light curves of 146 spectroscopically confirmed Type Ia supernovae (SNe Ia; 0.03 < z < 0.65) discovered during the first 1.5 yr of the…”
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SALT3: An Improved Type Ia Supernova Model for Measuring Cosmic Distances
Published in The Astrophysical journal (01-12-2021)“…Abstract A spectral-energy distribution (SED) model for Type Ia supernovae (SNe Ia) is a critical tool for measuring precise and accurate distances across a…”
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Photometric and spectroscopic properties of Type II-P supernovae
Published in Monthly notices of the Royal Astronomical Society (21-07-2014)“…We study a sample of 23 Type II plateau supernovae (SNe II-P), all observed with the same set of instruments. Analysis of their photometric evolution confirms…”
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Hydrogen-poor Superluminous Supernovae from the Pan-STARRS1 Medium Deep Survey
Published in The Astrophysical journal (10-01-2018)“…We present light curves and classification spectra of 17 hydrogen-poor superluminous supernovae (SLSNe) from the Pan-STARRS1 Medium Deep Survey (PS1 MDS). Our…”
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SHORT GRB 130603B: DISCOVERY OF A JET BREAK IN THE OPTICAL AND RADIO AFTERGLOWS, AND A MYSTERIOUS LATE-TIME X-RAY EXCESS
Published in The Astrophysical journal (10-01-2014)“…We present radio, optical/NIR, and X-ray observations of the afterglow of the short-duration Swift and Konus-Wind GRB 130603B, and uncover a break in the radio…”
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Cluster mass calibration at high redshift: HST weak lensing analysis of 13 distant galaxy clusters from the South Pole Telescope Sunyaev–Zel'dovich Survey
Published in Monthly notices of the Royal Astronomical Society (21-02-2018)“…Abstract We present an HST/Advanced Camera for Surveys (ACS) weak gravitational lensing analysis of 13 massive high-redshift (zmedian = 0.88) galaxy clusters…”
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The tidal disruption event AT2017eqx: spectroscopic evolution from hydrogen rich to poor suggests an atmosphere and outflow
Published in Monthly notices of the Royal Astronomical Society (11-09-2019)“…ABSTRACT We present and analyse a new tidal disruption event (TDE), AT2017eqx at redshift z = 0.1089, discovered by Pan-STARRS and ATLAS. The position of the…”
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Supernova Photometric Classification Pipelines Trained on Spectroscopically Classified Supernovae from the Pan-STARRS1 Medium-deep Survey
Published in The Astrophysical journal (10-10-2019)“…Photometric classification of supernovae (SNe) is imperative as recent and upcoming optical time-domain surveys, such as the Large Synoptic Survey Telescope…”
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An ultraviolet–optical flare from the tidal disruption of a helium-rich stellar core
Published in Nature (London) (10-05-2012)“…The observation of a flare of radiation from the centre of an inactive galaxy fits a model of the tidal disruption of a helium-rich stellar core and its…”
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SN REFSDAL: PHOTOMETRY AND TIME DELAY MEASUREMENTS OF THE FIRST EINSTEIN CROSS SUPERNOVA
Published in The Astrophysical journal (20-03-2016)“…ABSTRACT We present the first year of Hubble Space Telescope imaging of the unique supernova (SN) "Refsdal," a gravitationally lensed SN at z = 1.488 0.001…”
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A Spectroscopic Model of the Type Ia Supernova–Host-galaxy Mass Correlation from SALT3
Published in The Astrophysical journal (01-07-2023)“…Abstract The unknown cause of the correlation between Type Ia supernova (SN Ia) Hubble residuals and their host-galaxy masses (the “mass step”) may bias…”
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Supernovae in the Subaru Deep Field: the rate and delay-time distribution of Type Ia supernovae out to redshift 2
Published in Monthly notices of the Royal Astronomical Society (01-10-2011)“…The Type Ia supernova (SN Ia) rate, when compared to the cosmic star formation history (SFH), can be used to derive the delay-time distribution (DTD; the…”
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The Type II-P Supernova 2019mhm and Constraints on its Progenitor System
Published in The Astrophysical journal (01-06-2023)“…Abstract We present pre- and postexplosion observations of the Type II-P supernova (SN II-P) 2019mhm located in NGC 6753. Based on optical spectroscopy and…”
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Supernova 2007bi as a pair-instability explosion
Published in Nature (London) (03-12-2009)“…Stars with initial masses such that 10 ≤ Minitial ≤ 100, where is the solar mass, fuse progressively heavier elements in their centres, until the core is inert…”
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A SPECTROSCOPIC STUDY OF TYPE Ibc SUPERNOVA HOST GALAXIES FROM UNTARGETED SURVEYS
Published in The Astrophysical journal (20-10-2012)“…We present the first spectroscopic study of the host environments of Type Ibc supernovae (SNe Ibc) discovered exclusively by untargeted SN searches. Past…”
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A faint type of supernova from a white dwarf with a helium-rich companion
Published in Nature (London) (20-05-2010)“…Supernovae are thought to arise from two different physical processes. The cores of massive, short-lived stars undergo gravitational core collapse and…”
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The unexpected, long-lasting, UV rebrightening of the superluminous supernova ASASSN-15lh
Published in Monthly notices of the Royal Astronomical Society (01-04-2017)“…Given its peak luminosity and early-time spectra, ASASSN-15lh was classified as the most luminous supernova ever discovered. Here, we report a UV rebrightening…”
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