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.
G. Beskin, S. Karpov, S. Bondar, G. Greco, A. Guarnieri, C. Bartolini, et al. (2010). Fast Optical Variability of a naked-eye burst. Manifestation of the periodic activity of an Internal Engine. THE ASTROPHYSICAL JOURNAL, 719, L10-L14 [10.1088/2041-8205/719/1/L10].
Fast Optical Variability of a naked-eye burst. Manifestation of the periodic activity of an Internal Engine
GRECO, GIUSEPPE;GUARNIERI MINNUCCI, ADRIANO;BARTOLINI, CORRADO;
2010
Abstract
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.File in questo prodotto:
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