Search Results - "Osborne, J. P."
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2SXPS: An Improved and Expanded Swift X-Ray Telescope Point-source Catalog
Published in The Astrophysical journal (01-04-2020)“…We present the 2SXPS (Swift-XRT Point Source) catalog, containing 206,335 point sources detected by the Swift X-ray Telescope (XRT) in the 0.3–10 keV energy…”
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A Multimessenger Picture of the Flaring Blazar TXS 0506+056: Implications for High-energy Neutrino Emission and Cosmic-Ray Acceleration
Published in The Astrophysical journal (01-09-2018)“…Detection of the IceCube-170922A neutrino coincident with the flaring blazar TXS 0506+056, the first and only ∼3 high-energy neutrino source association to…”
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Methods and results of an automatic analysis of a complete sample of Swift-XRT observations of GRBs
Published in Monthly notices of the Royal Astronomical Society (11-08-2009)“…We present a homogeneous X-ray analysis of all 318 gamma-ray bursts detected by the X-ray telescope (XRT) on the Swift satellite up to 2008 July 23; this…”
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Relativistic jet activity from the tidal disruption of a star by a massive black hole
Published in Nature (London) (25-08-2011)“…Birth of a black-hole relativistic jet Two groups report observations of the X-ray source Swift J164449.3+573451, which was discovered when it triggered the…”
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Deriving an X-ray luminosity function of dwarf novae based on parallax measurements
Published in Monthly notices of the Royal Astronomical Society (11-11-2010)“…We have derived an X-ray luminosity function using parallax-based distance measurements of a set of 12 dwarf novae, consisting of Suzaku, XMM–Newton and ASCA…”
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Swift-XRT follow-up of gravitational wave triggers during the third aLIGO/Virgo observing run
Published in Monthly notices of the Royal Astronomical Society (01-12-2020)“…ABSTRACT The Neil Gehrels Swift Observatory followed up 18 gravitational wave (GW) triggers from the LIGO/Virgo collaboration during the O3 observing run in…”
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Bright X-ray Flares in Gamma-Ray Burst Afterglows
Published in Science (American Association for the Advancement of Science) (16-09-2005)“…Gamma-ray burst (GRB) afterglows have provided important clues to the nature of these massive explosive events, providing direct information on the nearby…”
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M31N 2008-12a-THE REMARKABLE RECURRENT NOVA IN M31: PANCHROMATIC OBSERVATIONS OF THE 2015 ERUPTION
Published in The Astrophysical journal (20-12-2016)“…ABSTRACT The Andromeda Galaxy recurrent nova M31N 2008-12a had been observed in eruption 10 times, including yearly eruptions from 2008 to 2014. With a…”
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The prompt-afterglow connection in gamma-ray bursts: a comprehensive statistical analysis of Swift X-ray light curves
Published in Monthly notices of the Royal Astronomical Society (01-01-2013)“…We present a comprehensive statistical analysis of Swift X-ray light curves of gamma-ray bursts (GRBs) collecting data from more than 650 GRBs discovered by…”
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The Swift X-ray telescope
Published in Space science reviews (01-10-2005)“…he Swift Gamma-Ray Explorer is designed to make prompt multiwavelength observations of gamma-ray bursts (GRBs) and GRB afterglows. The X-ray telescope (XRT)…”
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Swift/UVOT Follow-Up of Gravitational Wave Alerts in the O3 Era
Published in Monthly notices of the Royal Astronomical Society (05-08-2021)“…In this paper, we report on the observational performance of the Swift Ultra-violet/Optical Telescope (UVOT) in response to the gravitational wave (GW) alerts…”
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GRB 130427A: A Nearby Ordinary Monster
Published in Science (American Association for the Advancement of Science) (03-01-2014)“…Long-duration gamma-ray bursts (GRBs) are an extremely rare outcome of the collapse of massive stars and are typically found in the distant universe. Because…”
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The THESEUS space mission: science goals, requirements and mission concept
Published in Experimental astronomy (01-12-2021)“…THESEUS, one of the two space mission concepts being studied by ESA as candidates for next M5 mission within its Comsic Vision programme, aims at fully…”
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X-ray luminosities of optically selected cataclysmic variables and application to the Galactic ridge X-ray emission
Published in Monthly notices of the Royal Astronomical Society (11-04-2013)“…By studying Swift X-ray spectra of an optically selected, non-magnetic sample of nearby cataclysmic variables (CVs), we show that there is a population with…”
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Breaking the Habit: The Peculiar 2016 Eruption of the Unique Recurrent Nova M31N 2008-12a
Published in The Astrophysical journal (10-04-2018)“…Since its discovery in 2008, the Andromeda galaxy nova M31N 2008-12a has been observed in eruption every single year. This unprecedented frequency indicates an…”
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Testing the Standard Fireball Model of Gamma-Ray Bursts Using Late X-Ray Afterglows Measured by Swift
Published in The Astrophysical journal (20-06-2007)“…We show that all X-ray decay curves of gamma -ray bursts (GRBs) measured by Swift can be fitted using one or two components, both of Which have exactly the…”
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Discovery of the nearby long, soft GRB100316D with an associated supernova
Published in Monthly notices of the Royal Astronomical Society (11-03-2011)“…We report the Swift discovery of the nearby long, soft gamma-ray burst GRB100316D, and the subsequent unveiling of its low-redshift host galaxy and associated…”
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A search for thermal X-ray signatures in gamma-ray bursts - I. Swift bursts with optical supernovae
Published in Monthly notices of the Royal Astronomical Society (21-12-2012)“…Abstract The X-ray spectra of gamma-ray bursts (GRBs) can generally be described by an absorbed power law. The landmark discovery of thermal X-ray emission in…”
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GRB 090618: detection of thermal X-ray emission from a bright gamma-ray burst
Published in Monthly notices of the Royal Astronomical Society (01-09-2011)“…GRB 090618 was an extremely bright burst, detected across the electromagnetic spectrum. It has a redshift of 0.54 and a supernova (SN) was identified in…”
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The association of GRB 060218 with a supernova and the evolution of the shock wave
Published in Nature (31-08-2006)“…Although the link between long γ-ray bursts (GRBs) and supernovae has been established, hitherto there have been no observations of the beginning of a…”
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