P. K. Blanchard | Researchain

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Featured researches published by P. K. Blanchard.

The Astrophysical Journal | 2016

SN 2015bn: A DETAILED MULTI-WAVELENGTH VIEW OF A NEARBY SUPERLUMINOUS SUPERNOVA

M. Nicholl; Edo Berger; S. J. Smartt; Raffaella Margutti; Atish Kamble; K. D. Alexander; T.-W. Chen; C. Inserra; I. Arcavi; P. K. Blanchard; R. Cartier; K. C. Chambers; Michael J. Childress; Ryan Chornock; P. S. Cowperthwaite; Maria Rebecca Drout; H. Flewelling; M. Fraser; Avishay Gal-Yam; L. Galbany; J. Harmanen; T. W.-S. Holoien; G. Hosseinzadeh; D. A. Howell; M. Huber; A. Jerkstrand; E. Kankare; C. S. Kochanek; Z.-Y. Lin; R. Lunnan

We present observations of SN 2015bn (= PS15ae = CSS141223-113342+004332 = MLS150211-113342+004333), a Type I superluminous supernova (SLSN) at redshift

The Astrophysical Journal | 2017

The Electromagnetic Counterpart of the Binary Neutron Star Merger LIGO/Virgo GW170817. V. Rising X-Ray Emission from an Off-axis Jet

Raffaella Margutti; Edo Berger; W. Fong; C. Guidorzi; K. D. Alexander; Brian D. Metzger; P. K. Blanchard; P. S. Cowperthwaite; Ryan Chornock; T. Eftekhari; M. Nicholl; V. A. Villar; Peter K. G. Williams; J. Annis; D. A. Brown; Hsiao-Wen Chen; Z. Doctor; Joshua A. Frieman; Daniel E. Holz; Masao Sako; Marcelle Soares-Santos

z=0.1136

The Astrophysical Journal | 2016

THE OFFSET AND HOST LIGHT DISTRIBUTIONS OF LONG GAMMA-RAY BURSTS: A NEW VIEW FROM HST OBSERVATIONS OF SWIFT BURSTS

P. K. Blanchard; Edo Berger; Wen-fai Fong

. As well as being one of the closest SLSNe I yet discovered, it is intrinsically brighter (

The Astrophysical Journal | 2018

The Binary Neutron Star Event LIGO/Virgo GW170817 160 Days after Merger: Synchrotron Emission across the Electromagnetic Spectrum

Raffaella Margutti; C. Guidorzi; K. D. Alexander; V. A. Villar; Dimitrios Giannios; Ryan Chornock; A. Kathirgamaraju; Andrew I. MacFadyen; Xiaoyi Xie; T. Eftekhari; M. Nicholl; Edo Berger; Lorenzo Sironi; P. K. Blanchard; A. Hajela; J. Zrake; P. S. Cowperthwaite; William. Fong; Peter K. G. Williams; Brian D. Metzger

M_U\approx-23.1

The Astrophysical Journal | 2016

PS1-14bj: A Hydrogen-poor Superluminous Supernova with a Long Rise and Slow Decay.

R. Lunnan; Ryan Chornock; Edo Berger; D. Milisavljevic; David O. Jones; Armin Rest; Wen-fai Fong; Claes Fransson; Raffaella Margutti; Maria Rebecca Drout; P. K. Blanchard; Peter M. Challis; P. S. Cowperthwaite; Ryan J. Foley; Robert P. Kirshner; Nidia I. Morrell; Adam G. Riess; Kathy Roth; D. Scolnic; S. J. Smartt; K. W. Smith; V. A. Villar; K. C. Chambers; P. W. Draper; M. Huber; N. Kaiser; R.-P. Kudritzki; E. A. Magnier; N. Metcalfe; C. Waters

) and in a fainter galaxy (

The Astrophysical Journal | 2017

The Electromagnetic Counterpart of the Binary Neutron Star Merger LIGO/Virgo GW170817. IV. Detection of Near-infrared Signatures of r-process Nucleosynthesis with Gemini-South

Ryan Chornock; Edo Berger; Daniel Kasen; P. S. Cowperthwaite; M. Nicholl; V. A. Villar; K. D. Alexander; P. K. Blanchard; T. Eftekhari; W. Fong; Raffaella Margutti; Peter K. G. Williams; J. Annis; D. Brout; D. A. Brown; Hsiao-Wen Chen; M. R. Drout; B. Farr; Ryan J. Foley; Joshua A. Frieman; Christopher L. Fryer; K. Herner; Daniel E. Holz; Richard Kessler; Thomas Matheson; Brian D. Metzger; Eliot Quataert; A. Rest; Masao Sako; D. Scolnic

M_B\approx-16.0

The Astrophysical Journal | 2017

The Electromagnetic Counterpart of the Binary Neutron Star Merger LIGO/VIRGO GW170817. VI. Radio Constraints on a Relativistic Jet and Predictions for Late-Time Emission from the Kilonova Ejecta

K. D. Alexander; Edo Berger; W. Fong; Peter K. G. Williams; C. Guidorzi; Raffaella Margutti; Brian D. Metzger; J. Annis; P. K. Blanchard; D. Brout; D. A. Brown; Hsiao-Wen Chen; Ryan Chornock; P. S. Cowperthwaite; M. R. Drout; T. Eftekhari; Joshua A. Frieman; Daniel E. Holz; M. Nicholl; A. Rest; Masao Sako; Marcelle Soares-Santos; V. A. Villar

) than other SLSNe at

The Astrophysical Journal | 2017

X-Rays from the Location of the Double-humped Transient ASASSN-15lh

Raffaella Margutti; Brian D. Metzger; Ryan Chornock; D. Milisavljevic; Edo Berger; P. K. Blanchard; C. Guidorzi; Giulia Migliori; Atish Kamble; R. Lunnan; M. Nicholl; D. L. Coppejans; S. Dall’Osso; M. R. Drout; Rosalba Perna; B. Sbarufatti

z\sim0.1

The Astrophysical Journal | 2016

THE AFTERGLOW and EARLY-TYPE HOST GALAXY of the SHORT GRB 150101B at z = 0.1343

Wen-fai Fong; Raffaella Margutti; Ryan Chornock; Edo Berger; B. J. Shappee; Andrew J. Levan; Nial R. Tanvir; Nathan Smith; Peter A. Milne; Tanmoy Laskar; Derek B. Fox; R. Lunnan; P. K. Blanchard; J. Hjorth; K. Wiersema; A. J. van der Horst; Dennis Zaritsky

. We used this opportunity to collect the most extensive dataset for any SLSN I to date, including densely-sampled spectroscopy and photometry, from the UV to the NIR, spanning

The Astrophysical Journal | 2017

Improved Constraints on H 0 from a Combined Analysis of Gravitational-wave and Electromagnetic Emission from GW170817

C. Guidorzi; Raffaella Margutti; D. Brout; D. Scolnic; W. Fong; K. D. Alexander; P. S. Cowperthwaite; J. Annis; Edo Berger; P. K. Blanchard; Ryan Chornock; D. L. Coppejans; T. Eftekhari; Joshua A. Frieman; Dragan Huterer; M. Nicholl; Marcelle Soares-Santos; G. Terreran; V. A. Villar; Peter K. G. Williams

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