Fermi-GBM Observations of Recent Bursting Activity from SGR J1935+2154

ATel #15162; Oliver J. Roberts (USRA/NASA-MSFC) on behalf of the Fermi-GBM Team
on 12 Jan 2022; 22:33 UT
Credential Certification: Oliver Roberts (oliver.roberts@nasa.gov)

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Fermi-GBM has triggered on 30 bursts from the direction of SGR J1935+2154 since December 24th 2021, some of which may have been misclassified as GRBs.

This list at the time of writing (including the most recent one) is:

Date and Time in UTC   Fermi MET (s)
2022-01-12T19:58:04.04   663710289
2022-01-12T17:57:08.52   663703033
2022-01-12T08:39:25.34   663669570
2022-01-12T05:42:51.54   663658976
2022-01-12T04:31:20.07   663654685
2022-01-12T02:19:22.23   663646767
2022-01-12T02:05:58.27  663645963
2022-01-12T01:03:46.83   663642231
2022-01-11T21:54:01.18   663630846
2022-01-11T18:21:07.76   663618072
2022-01-11T17:05:55.66   663613560
2022-01-11T08:58:35.36   663584320
2022-01-11T07:48:21.49   663580106
2022-01-11T05:42:12.27   663572537
2022-01-10T15:55:38.32   663522943
2022-01-10T04:31:43.13   663481908
2022-01-10T02:57:16.80   663476241
2022-01-09T12:57:21.98   663425846
2022-01-09T09:28:12.79   663413297
2022-01-09T07:39:10.69   663406755
2022-01-09T04:57:16.14   663397041
2022-01-08T14:41:46.89   663345711
2022-01-06T02:36:14.05   663129379
2022-01-05T07:06:40.74   663059205
2022-01-05T06:01:31.43   663055296
2022-01-04T04:32:11.17   662963536
2021-12-29T16:41:26.20   662488891
2021-12-26T12:55:09.72   662216114
2021-12-25T22:22:20.14   662163745
2021-12-24T03:42:34.36   662010159

Fermi-GBM will not report on future triggers from this source during its current outbursting phase.

We encourage multi-wavelength observations to follow-up this most recent activation.

For Fermi GBM data and info, please visit the official Fermi GBM Support Page: https://fermi.gsfc.nasa.gov/ssc/data/access/gbm/”