Search Results - "CHORNOCK, RYAN"

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    First Multimessenger Observations of a Neutron Star Merger by Margutti, Raffaella, Chornock, Ryan

    “…We describe the first observations of the same celestial object with gravitational waves and light.   GW170817 was the first detection of a neutron star merger…”
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    Journal Article
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    Nebular-phase Spectra of Superluminous Supernovae: Physical Insights from Observational and Statistical Properties by Nicholl, Matt, Berger, Edo, Blanchard, Peter K., Gomez, Sebastian, Chornock, Ryan

    Published in The Astrophysical journal (20-01-2019)
    “…We study the spectroscopic evolution of superluminous supernovae (SLSNe) later than 100 days after maximum light. We present new data for Gaia16apd and SN…”
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    A 2.4% DETERMINATION OF THE LOCAL VALUE OF THE HUBBLE CONSTANT by Riess, Adam G, Macri, Lucas M, Hoffmann, Samantha L, Scolnic, Dan, Casertano, Stefano, Filippenko, Alexei V, Tucker, Brad E, Reid, Mark J, Jones, David O, Silverman, Jeffrey M, Chornock, Ryan, Challis, Peter, Yuan, Wenlong, Brown, Peter J, Foley, Ryan J

    Published in The Astrophysical journal (20-07-2016)
    “…ABSTRACT We use the Wide Field Camera 3 (WFC3) on the Hubble Space Telescope (HST) to reduce the uncertainty in the local value of the Hubble constant from…”
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    Late-time Hubble Space Telescope Observations of a Hydrogen-poor Superluminous Supernova Reveal the Power-law Decline of a Magnetar Central Engine by Blanchard, Peter K., Berger, Edo, Nicholl, Matt, Chornock, Ryan, Gomez, Sebastian, Hosseinzadeh, Griffin

    Published in The Astrophysical journal (01-11-2021)
    “…Abstract The light-curve diversity of hydrogen-poor superluminous supernovae (SLSNe) has kept open the possibility that multiple power sources account for the…”
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    Journal Article
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    Nearby supernova rates from the Lick Observatory Supernova Search - I. The methods and data base by Leaman, Jesse, Li, Weidong, Chornock, Ryan, Filippenko, Alexei V.

    “…This is the first paper of a series in which we present new measurements of the observed rates of supernovae (SNe) in the local Universe, determined from the…”
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    A VLA Study of High-redshift GRBs. I. Multiwavelength Observations and Modeling of GRB 140311A by Laskar, Tanmoy, Berger, Edo, Chornock, Ryan, Margutti, Raffaella, Fong, Wen-fai, Zauderer, B. Ashley

    Published in The Astrophysical journal (01-05-2018)
    “…We present the first results from a recently concluded study of GRBs at z 5 with the Karl G. Jansky Very Large Array (VLA). Spanning 1 to 85.5 GHz and 7 epochs…”
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    The Type II superluminous SN 2008es at late times: near-infrared excess and circumstellar interaction by Bhirombhakdi, Kornpob, Chornock, Ryan, Miller, Adam A, Filippenko, Alexei V, Cenko, S Bradley, Smith, Nathan

    “…SN 2008es is one of the rare cases of a Type II superluminous supernova (SLSN), showing no narrow features in its early-time spectra, and therefore, its…”
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