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Related papers: Improved Fermi-GBM GRB localizations using BALROG

200 papers

During the first six months of operations, six Gamma Ray Bursts (GRBs) have been detected in the field of view of the INTEGRAL instruments and localized by the INTEGRAL Burst Alert System (IBAS): a software for the automatic search of GRBs…

Astrophysics · Physics 2009-11-10 S. Mereghetti

We present the Space-based multi-band astronomical Variable Object Monitor (SVOM), a future satellite mission for Gamma-Ray Burst (GRB) studies, developed in cooperation between the Chinese National Space Agency (CNSA), the Chinese Academy…

Instrumentation and Methods for Astrophysics · Physics 2010-05-31 S. Schanne , J. Paul , J. Wei , S. -N. Zhang , S. Basa , J. -L. Atteia , D. Barret , A. Claret , B. Cordier , F. Daigne , P. Evans , G. Fraser , O. Godet , D. Götz , P. Mandrou , J. Osborne

We report the results of the rapid follow-up observations of gamma-ray bursts (GRBs) detected by the Fermi satellite to search for associated fast radio bursts. The observations were conducted with the Australian Square Kilometre Array…

GRM (Gamma-Ray Monitor) is the high energy detector on-board the future Chinese-French satellite SVOM (Space-based multi-band astronomical Variable Object Monitor) which is dedicated to Gamma-Ray Burst (GRB) studies. This paper presents the…

Instrumentation and Methods for Astrophysics · Physics 2015-06-16 Dong-Hua Zhao , Bo-Bing Wu , Li-Ming Song , Yong-Wei Dong , Stephane Schanne , Bertrand Cordier , Jiang-Tao Liu

Millilensing of Gamma-Ray Bursts (GRBs) is expected to manifest as multiple emission episodes in a single triggered GRB with similar light-curve patterns and similar spectrum properties. Identifying such lensed GRBs could help improve…

High Energy Astrophysical Phenomena · Physics 2022-05-25 Shi-Jie Lin , An Li , He Gao , Lin Lin , Bin-Bin Zhang , Zi-Ke Liu , Jin-Hang Zou , Zhao Zhang , Huan Zhou , Zheng-Xiang Li , Lin Lan

Microscopic fluctuations inherent to the fuzziness of spacetime at the Planck scale might accumulate in wavefronts propagating a cosmological distance and lead to noticeable blurring in an image of a pointlike source. Distant quasars viewed…

High Energy Astrophysical Phenomena · Physics 2015-06-23 Eric Steinbring

The division of Gamma-ray bursts (GRBs) into different classes, other than the "short" and "long", has been an active field of research. We investigate whether GRBs can be classified based on a broader set of parameters, including prompt…

High Energy Astrophysical Phenomena · Physics 2023-11-28 Shubham Bhardwaj , Maria G. Dainotti , Sachin Venkatesh , Aditya Narendra , Anish Kalsi , Enrico Rinaldi , Agnieszka Pollo

At least a fraction of Gravitational Wave (GW) progenitors are expected to emit an electromagnetic (EM) signal in the form of a short gamma-ray burst (sGRB). Discovering such a transient EM counterpart is challenging because the…

High Energy Astrophysical Phenomena · Physics 2017-06-06 Giacomo Vianello , Nicola Omodei , James Chiang , Seth Digel

Future detection of high-redshift gamma-ray bursts (GRBs) will be an important tool for studying the early Universe. Fast and accurate redshift estimation for detected GRBs is key for encouraging rapid follow-up observations by ground- and…

The prompt emission of gamma-ray bursts remains mysterious since the mechanism is difficult to understand even though there are much more observations with the development of detection technology. But most of the gamma-ray bursts spectra…

High Energy Astrophysical Phenomena · Physics 2020-02-26 Ming-Ya Duan , Xiang-Gao Wang

Long duration Gamma-Ray Bursts (LGRBs) may serve as standard candles to constrain cosmological parameters by probing the Hubble diagram well beyond the range of redshift currently accessible using type-Ia supernovae. The standardization of…

High Energy Astrophysical Phenomena · Physics 2019-12-30 F. Fana Dirirsa , S. Razzaque , F. Piron , M. Arimoto , M. Axelsson , D. Kocevski , F. Longo , M. Ohno , S. Zhu

The Sino-French SVOM mission (Space-based multi-band astronomical Variable Objects Monitor) has been designed to detect all known types of gamma-ray bursts (GRBs) and to provide fast and reliable GRB positions. In this study we present the…

Astrophysics · Physics 2009-11-13 Bertrand Cordier , Francois Desclaux , Jacques Foliard , Stephane Schanne

The Cadmium Zinc Telluride Imager (CZTI) aboard AstroSat has good sensitivity to Gamma Ray Bursts (GRBs), with close to 600 detections including about 50 discoveries undetected by other missions. However, CZTI was not designed to be a GRB…

The NaI and BGO detectors on the Gamma-ray Burst Monitor (GBM) on Fermi are now being used for long-term monitoring of the hard X-ray/low energy gamma-ray sky. Using the Earth occultation technique as demonstrated previously by the BATSE…

The fast temporal structures and cosmological distances of gamma-ray bursts (GRBs) afford a natural laboratory for testing theories of frequency-dependent propagation of high-energy photons, as predicted for quantum gravity (QG). We…

Astrophysics · Physics 2007-05-23 J. P. Norris , J. T. Bonnell , G. F. Marani , J. D. Scargle

Using the generic hydrodynamic model of Gamma-Ray Burst (GRB) afterglows, we calculate the radio afterglow light curves of low luminosity, high luminosity, failed and standard GRBs in different observational bands of FAST's energy window.…

High Energy Astrophysical Phenomena · Physics 2015-06-18 Zhi-Bin Zhang , Si-Wei Kong , Yong-Feng Huang , Di Li , Long-Biao Li

The Microchannel X-ray Telescope on board the Space-based multi-band astronomical Variable Objects Monitor (SVOM) satellite detects and localizes the X-ray afterglow of gamma-ray bursts. One year after the launch, this paper presents the…

Instrumentation and Methods for Astrophysics · Physics 2026-03-06 F. Robinet , C. Van Hove , M. Moita , S. Crepaldi , C. Feldman , A. Fort , O. Frandon , D. Götz , P. Maggi , K. Mercier , A. Sauvageon

We have used the data from the COBE satellite to search for delayed microwave emission (31 - 90 GHz) from Gamma Ray Bursts (GRBs). The large $7^\circ$ beam of COBE is well matched to the large positional uncertainties in the GRB locations,…

Astrophysics · Physics 2009-10-28 R. K. Schaefer , S. Ali , M. Limon , L. Piccirillo

The nature of the prompt gamma-ray emission of Gamma-Ray Bursts (GRBs) is still far from being completely elucidated. The measure of linear polarization is a powerful tool that can be used to put further constraints on the content and…

High Energy Astrophysical Phenomena · Physics 2015-06-22 D. Gotz , P. Laurent , S. Antier , S. Covino , P. D'Avanzo , V. D'Elia , A. Melandri

This is the second of a series of catalogs of gamma-ray bursts (GRBs) observed with the Fermi Gamma-ray Burst Monitor (GBM). It extends the first two-year catalog by two more years, resulting in an overall list of 953 GBM triggered GRBs.…