1.5k citations · 18.4k across the 231 of their papers we have counts for
55 papers · 1 filter
GRB 140102A: Insight into Prompt Spectral Evolution and Early Optical Afterglow Emission
Rahul Gupta, S. R. Oates, S. B. Pandey +38
We present and perform a detailed analysis of multi-wavelength observations of \thisgrb, an optical bright GRB with an observed reverse shock (RS) signature. Observations of this G…
Multiwavelength observations of GRB 140629A. A long burst with an achromatic jet break in the optical and X-ray afterglow
Y. -D. Hu, S. R. Oates, V. M. Lipunov +31
We investigate the long GRB140629A through multiwavelength observations, which cover optical, infrared and X-rays between 40s and 3yr after the burst, to derive the properties of t…
Outflows from GRB hosts are ubiquitous: Kinematics of z<0.3 GRB-SN hosts resolved with FLAMES
C. C. Thöne, L. Izzo, H. Flores +12
The hosts of long duration gamma-ray bursts are predominantly starburst galaxies at subsolar metallicity. At redshifts z<1, this implies that most of them are low-mass galaxies sim…
A multi-wavelength analysis of a collection of short-duration GRBs observed between 2012-2015
S. B. Pandey, Y. Hu, A. J. Castro-Tirado +71
We investigate the prompt emission and the afterglow properties of short duration gamma-ray burst (sGRB) 130603B and another eight sGRB events during 2012-2015, observed by several…
The luminous host galaxy, faint supernova and rapid afterglow rebrightening of GRB 100418A
A. de Ugarte Postigo, C. C. Thoene, K. Bensch +35
Long gamma-ray bursts give us the chance to study both their extreme physics and the star-forming galaxies in which they form. GRB 100418A, at a z = 0.6239, had a bright optical an…
Colour variations in the GRB 120327A afterglow
A. Melandri, S. Covino, E. Zaninoni +42
We present a comprehensive temporal and spectral analysis of the long Swift GRB 120327A afterglow data to investigate the possible causes of the observed early time colour variatio…
A decade of GRB follow-up by BOOTES in Spain (2003-2013)
Martin Jelínek, Alberto J. Castro-Tirado, Ronan Cunniffe +20
This article covers ten years of GRB follow-ups by the Spanish BOOTES stations: 71 follow-ups providing 23 detections. Follow-ups by BOOTES-1B from 2005 to 2008 were given in the p…
GRB 110715A: The peculiar multiwavelength evolution of the first afterglow detected by ALMA
R. Sánchez-Ramírez, P. J. Hancock, G. Jóhannesson +35
We present the extensive follow-up campaign on the afterglow of GRB 110715A at 17 different wavelengths, from X-ray to radio bands, starting 81 seconds after the burst and extendin…
An achromatic break in the afterglow of the short GRB 140903A: evidence for a narrow jet
E. Troja, T. Sakamoto, S. B. Cenko +17
We report the results of our observing campaign on GRB140903A, a nearby (z=0.351) short duration (T90~0.3 s) gamma-ray burst discovered by Swift. We monitored the X-ray afterglow w…
The optical identifcation of events with poorly defined locations: The case of the Fermi GBM GRB140801A
V. M. Lipunov, J. Gorosabel, M. V. Pruzhinskaya +50
We report the early discovery of the optical afterglow of gamma-ray burst (GRB) 140801A in the 137 deg 3- error-box of the Fermi Gamma-ray Burst Monitor (GBM). MASTER is the…
The central engine of GRB 130831A and the energy breakdown of a relativistic explosion
M. De Pasquale, S. R. Oates, J. L. Racusin +37
Gamma-ray bursts (GRBs) are the most luminous explosions in the universe, yet the nature and physical properties of their energy sources are far from understood. Very important clu…
Limits on optical polarization during the prompt phase of GRB 140430A
D. Kopac, C. G. Mundell, J. Japelj +17
Gamma-ray burst GRB 140430A was detected by the Swift satellite and observed promptly with the imaging polarimeter RINGO3 mounted on the Liverpool Telescope, with observations begi…
Exploring the canonical behaviour of long gamma-ray bursts using an intrinsic multi-wavelength afterglow correlation
S. R. Oates, J. L. Racusin, M. De Pasquale +6
In this paper we further investigate the relationship, reported by Oates et al., 2012, between the optical/UV afterglow luminosity (measured at restframe 200s) and average afterglo…
Early optical follow-up of the nearby active star DG CVn during its 2014 superflare
M. D. Caballero-Garcia, V. Simon, M. Jelinek +20
DG CVn is a binary system in which one of the components is an M type dwarf ultra fast rotator, only three of which are known in the solar neighborhood. Observations of DG CVn by t…
GRB 140606B / iPTF14bfu: Detection of shock-breakout emission from a cosmological gamma-ray burst?
Z. Cano, A. de Ugarte Postigo, D. Perley +13
We present optical and near-infrared photometry of GRB~140606B (), and optical photometry and spectroscopy of its associated supernova (SN). The results of our modelling i…
The high-redshift gamma-ray burst GRB140515A
A. Melandri, M. G. Bernardini, P. D'Avanzo +22
High-redshift gamma-ray bursts have several advantages for the study of the distant universe, providing unique information about the structure and properties of the galaxies in whi…
Diversity in extinction laws of Type Ia supernovae measured between and
R. Amanullah, J. Johansson, A. Goobar +36
We present ultraviolet (UV) observations of six nearby Type~Ia supernovae (SNe~Ia) obtained with the Hubble Space Telescope, three of which were also observed in the near-IR (NIR)…
Circular polarization in the optical afterglow of GRB 121024A
K. Wiersema, S. Covino, K. Toma +37
Gamma-ray bursts (GRBs) are most probably powered by collimated relativistic outflows (jets) from accreting black holes at cosmological distances. Bright afterglows are produced wh…
Another short-burst host galaxy with an optically obscured high star formation rate: The case of GRB 071227
A. Nicuesa Guelbenzu, S. Klose, M. J. Michalowski +9
We report on radio continuum observations of the host galaxy of the short gamma-ray burst 071227 (z=0.381) with the Australia Telescope Compact Array (ATCA). We detect the galaxy i…
GRB 051008: A long, spectrally-hard dust-obscured GRB in a Lyman-Break Galaxy at z ~ 2.8
A. A. Volnova, A. S. Pozanenko, J. Gorosabel +17
We present observations of the dark Gamma-Ray Burst GRB 051008 provided by Swift/BAT, Swift/XRT, Konus-WIND, INTEGRAL/SPI-ACS in the high-energy domain and the Shajn, Swift/UVOT, T…
A Trio of GRB-SNe: GRB 120729A, GRB 130215A / SN 2013ez and GRB 130831A / SN 2013fu
Z. Cano, A. de Ugarte Postigo, A. Pozanenko +62
We present optical and near-infrared (NIR) photometry for three gamma-ray burst supernovae (GRB-SNe): GRB 120729A, GRB 130215A / SN 2013ez and GRB 130831A / SN 2013fu. In the case…
Broad band polarimetric follow-up of Type IIP SN 2012aw
Brajesh Kumar, S. B. Pandey, C. Eswaraiah +1
We present the results based on R-band polarimetric follow-up observations of the nearby (~10 Mpc) Type II-plateau SN 2012aw. Starting from ~10 days after the SN explosion, these p…
The host of the SN-less GRB 060505 in high resolution
C. C. Thöne, L. Christensen, J. X. Prochaska +5
The spiral host galaxy of GRB 060505 at z=0.089 was the site of a puzzling long duration burst without an accompanying supernova. Studies of the burst environment by Thöne et al. (…
The dark nature of GRB 130528A and its host galaxy
S. Jeong, A. J. Castro-Tirado, M. Bremer +18
We study the dark nature of GRB 130528A through multi-wavelength observations and conclude that the main reason for the optical darkness is local extinction inside of the host gala…