A tale of two faint bursts: GRB 050223 and GRB 050911

  • K. L. Page
  • , S. D. Barthelmy
  • , A. P. Beardmore
  • , D. N. Burrows
  • , S. Campana
  • , G. Chincharini
  • , J. R. Cummings
  • , G. Cusumano
  • , N. Gehrels
  • , P. Giommi
  • , M. R. Goad
  • , O. Godet
  • , J. Graham
  • , Y. Kaneko
  • , J. A. Kennea
  • , V. Mangano
  • , C. B. Markwardt
  • , P. T. O'Brien
  • , J. P. Osborne
  • , D. E. Reichart
  • E. Rol, T. Sakamoto, G. Tagliaferri, N. R. Tanvir, A. A. Wells, B. Zhang

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Abstract

GRBs 050223 and 050911 are examples of Swift bursts with two of the faintest X-ray afterglows at (relatively) early times. While a faint, fading X-ray afterglow was located for GRB 050223, GRB 050911 was not detected, making any X-ray afterglow extremely faint. The faintness of the afterglow of GRB 050223 could be explained by a large opening or viewing angle, or by the burst being at high redshift. The non-detection of GRB 050911 may indicate the burst occurred in a low-density environment, or, alternatively, was due to a compact object merger, in spite of the apparent long duration of the burst.

Original languageEnglish (US)
Title of host publicationTHE MULTICOLORED LANDSCAPE OF COMPACT OBJECTS AND THEIR EXPLOSIVE ORIGINS
Pages453-456
Number of pages4
DOIs
StatePublished - 2007
EventTHE MULTICOLORED LANDSCAPE OF COMPACT OBJECTS AND THEIR EXPLOSIVE ORIGINS - Cefalu, Sicily, Italy
Duration: Jun 11 2006Jun 24 2006

Publication series

NameAIP Conference Proceedings
Volume924
ISSN (Print)0094-243X
ISSN (Electronic)1551-7616

Other

OtherTHE MULTICOLORED LANDSCAPE OF COMPACT OBJECTS AND THEIR EXPLOSIVE ORIGINS
Country/TerritoryItaly
CityCefalu, Sicily
Period6/11/066/24/06

All Science Journal Classification (ASJC) codes

  • General Physics and Astronomy

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