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Table 2

List of opening angles or their lower limits.

GRB Angle in degrees Beaming factor with correction

050709  > 1.5a  < 9000
050724 8–15a,  > 25b  < 30 or  ~ 90–300
051221A 4c, 3.7d  ~ 1250 or  ~ 1470
061021 4.5ζ = 4.8d  ~ 870

Notes. The values in this table are obtained from the angle by using ; see text for details, including the definition of ζ.


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