FAST OPTICAL VARIABILITY OF A NAKED-EYE BURST—MANIFESTATION OF THE PERIODIC ACTIVITY OF AN INTERNAL ENGINE
G. M. BeskinSpecial Astrophysical Observatory, Nizhniy Arkhyz, Karachaevo-Cherkesia, RussiaС. КарповSpecial Astrophysical Observatory, Nizhniy Arkhyz, Karachaevo-Cherkesia, RussiaS. BondarG. GrecoAstronomical Observatory of Bologna, INAF, ItalyА. ГуарниериAstronomical Department of Bologna University, Bologna, ItalyC. BartoliniAstronomical Department of Bologna University, Bologna, ItalyA. PiccioniAstronomical Department of Bologna University, Bologna, Italy
2010en
Ochiq kirishBronza
ABI
Annotatsiya
A periodicity of about 40 seconds has been found in the optical variability of GRB 080319B. The comparison between the Gamma and optical light curves points out a delay of 2 second for the optical one.
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