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Swift GRB Stats

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By Observatory:

Swift GRBs 1557
INTEGRAL GRBs 59
AGILE GRBs 20
Fermi GRBs 74
Maxi GRBs 17
IPN GRBs 15
iPTF GRBs 1
HETE GRBs 5
Total GRBs 1748

Swift GRB Stats:

Swift GRBs 1557
BAT T90 ≤ 2 secs 134
BAT T90 > 2 secs 1323
BAT T90 Unknown 100
XRT Observations 1360
XRT Detections 1257
XRT Non-Detections (slew < 300 secs) 32
UVOT Observations 1312
UVOT Detections 483
UVOT Detections with Ground Detections 439
UVOT Detections or Ground Detections 801
XRT and UVOT Detections 481
Other Observatory Detections 1087
Ground Detections 757
Radio Detections 112
With Redshifts 411

Swift GRBs (Total Observed):

2022: 44 (50)
2021: 90 (95)
2020: 85 (101)
2019: 70 (80)
2018: 87 (95)
2017: 80 (85)
2016: 85 (99)
2015: 91 (105)
2014: 95 (111)
2013: 96 (110)
2012: 92 (97)
2011: 81 (93)
2010: 84 (92)
2009: 89 (108)
2008: 103 (120)
2007: 86 (95)
2006: 102 (106)
2005: 88 (97)
2004: 9 (9)