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Main Team Observational programs Results Publications Presentations at conferences Holding conferences: GRB mini-workshop 2006 GRB workshop 2009 |
Follow-up observationsGRB 021004GRB 050509bGRB 050408GRB 050824PSR 0656+14 and GemingaGRB 060218Observations on April 23-24, 2009GRB090726At 22:42:27 UT 26/07/09, the Burst Alert Telescope (BAT) on board of the SWIFT multi-wavelength space observatory triggered and located GRB 090726 gamma-ray burst event. A message about this burst was received by the observing researchers of the SAO RAS within minutes from its detection. Fig.1. Top: DSS image of the SWIFT/BAT error circle (R filter). Bottom: a direct image obtained with the SAO RAS Zeiss-1000 telescope 0.5 hours after the gamma-ray burst. The arrow points to the location of the optical transient GRB090726 (OT). Fig.2. The spectrum of the optical transient GRB090726 with identified lines, obtained with the BTA 1.54 hours after the burst. |
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