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Swift GRB Stats

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By Observatory:

Swift GRBs 1450
INTEGRAL GRBs 59
AGILE GRBs 19
Fermi GRBs 68
Maxi GRBs 16
IPN GRBs 14
iPTF GRBs 1
HETE GRBs 5
Total GRBs 1632

Swift GRB Stats:

Swift GRBs 1450
BAT T90 ≤ 2 secs 127
BAT T90 > 2 secs 1248
BAT T90 Unknown 75
XRT Observations 1267
XRT Detections 1173
XRT Non-Detections (slew < 300 secs) 31
UVOT Observations 1234
UVOT Detections 456
UVOT Detections with Ground Detections 414
UVOT Detections or Ground Detections 763
XRT and UVOT Detections 454
Other Observatory Detections 1002
Ground Detections 721
Radio Detections 104
With Redshifts 393

Swift GRBs (Total Observed):

2021: 29 (31)
2020: 83 (99)
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)