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Insight-HXMT detection of an X-ray burst from SGR J1935+2154 coinciding with the radio burst on 2022-10-21

ATel #15708; X. B. Li, S. N. Zhang, S. L. Xiong, C. K. Li, M. Y. Ge, C. Z. Liu, L. M. Song, Y. L. Tuo, C. Cai, Y. Q. Zhang (IHEP) and L. Lin (BNU) report on behalf of the Insight-HXMT team
on 22 Oct 2022; 14:16 UT
Credential Certification: Yu-Peng Chen (chenyp@ihep.ac.cn)

Subjects: X-ray, Magnetar

Referred to by ATel #: 15714

SGR J1935+2154 has been in an active phase since early October 2022. Since 2022-10-13 04:51:43 UT, Insight-HXMT has been observing SGR J1935+2154 in an extended ToO.

At 2022-10-21T10:01:45 (T0), a single X-ray burst was detected with Insight-HXMT/HE from SGR J1935+2154, coinciding with the radio burst detected with the Yunnan 40 meter radio telescope at MJD 59873.41789169 (10:01:45.84215 21th October 2022 UT) (Atel #15707). All measurements above are made with the NaI detectors operating in the regular mode with the energy range of about 20-200 keV (deposited energy).

Insight-HXMT is the first Chinese space X-ray telescope, which was funded jointly by the China National Space Administration (CNSA) and the Chinese Academy of Sciences (CAS). More information about it could be found at: http://hxmten.ihep.ac.cn/