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Swift GRB Stats

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By Observatory:

Swift GRBs 1593
INTEGRAL GRBs 59
AGILE GRBs 20
Fermi GRBs 75
Maxi GRBs 19
IPN GRBs 15
iPTF GRBs 1
HETE GRBs 5
Total GRBs 1787

Swift GRB Stats:

Swift GRBs 1593
BAT T90 ≤ 2 secs 136
BAT T90 > 2 secs 1352
BAT T90 Unknown 105
XRT Observations 1393
XRT Detections 1289
XRT Non-Detections (slew < 300 secs) 32
UVOT Observations 1342
UVOT Detections 494
UVOT Detections with Ground Detections 449
UVOT Detections or Ground Detections 821
XRT and UVOT Detections 492
Other Observatory Detections 1118
Ground Detections 776
Radio Detections 115
With Redshifts 419

Swift GRBs (Total Observed):

2023: 20 (22)
2022: 60 (67)
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)