Are shortγ-ray bursts collimated? GRB 050709, a flare but no break

2006/04/30 by D. Watson, J. Hjorth, P. Jakobsson +5 · 32 citations
Physics and Astronomy · #Afterglow #Astro and Planetary Science #Astronomy #Astrophysics #Collimated light #Context (archaeology) #Flare #Gamma-ray burst #Gamma-ray bursts and supernovae #History #Optics #Physics #Stellar, planetary, and galactic studies #astro-ph

paper · pdf · doi:10.1051/0004-6361:20065380

published in Astronomy and Astrophysics 454(3), L123-L126 (EDP Sciences) · 5 pages, 2 figures, accepted for publication in A&A Letters with minor corrections

arxiv created 2006/06/12 · openalex publication_date 2006/07/17 · arxiv updated 2009/12/01 · openalex created_date 2016/06/24 · openalex updated_date 2026/08/05

Abstract

Context.From the small sample of afterglow lightcurves of short duration γ-ray bursts (GRBs), the decays are rapid, roughly following a power-law in time. It has been assumed that the afterglow emission in short GRBs is collimated in jets in the same way as in long GRBs.

Citations

• Jets in Gamma-Ray Bursts
• The energetics and environment of the short-GRB afterglows 050709 and 050724
• The Soft X‐Ray Blast in the Apparently Subluminous GRB 031203
• The afterglow and elliptical host galaxy of the short γ-ray burst GRB 050724
• A very energetic supernova associated with the γ-ray burst of 29 March 2003
• The line-of-sight towards GRB 030429 at z =2.66: Probing the matter at stellar, galactic and intergalacticscales
• The afterglow of the short/intermediate-duration gamma-ray burst GRB 000301C: A jet at \mathsf z=2.04

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