{
  "bibcode": "2020GCN.27301....1A",
  "body": "Y. Asaoka (Waseda U),\nA. Yoshida, T. Sakamoto, V. Pal'shin, S. Sugita (AGU),\nY. Kawakubo (LSU), K. Yamaoka (Nagoya U), S. Nakahira (RIKEN),\nS. Torii (Waseda U), Y. Shimizu, T. Tamura (Kanagawa U),\nN. Cannady (GSFC/UMBC), M. L. Cherry (LSU),\nS. Ricciarini (U of Florence), P. S. Marrocchesi (U of Siena),\nand the CALET collaboration:\n\nThe long GRB 200303A (Fermi GBM Final Real-time Localization: Fermi GBM\nTeam, GCN Circ. 27294; Swift detection: Cenko et al., GCN Circ. 27297;\nhttps://gcn.gsfc.nasa.gov/other/200303A.gcn3)\ntriggered the CALET Gamma-ray Burst Monitor (CGBM) at 02:34:20.728 UTC\non 3 March 2020. The burst signal was seen by all CGBM detectors.\n\nThe burst light curve shows a multi-peaked structure which starts at\nT+2.3 sec, peaks at T+39.4 sec, and ends at T+88.8 sec.\nThe T90 and T50 durations measured by the SGM data are 68.9 +- 12.8 sec\nand 28.9 +- 3.3 sec (40-1000 keV), respectively.\n\nThe ground processed light curve is available at\n\nhttp://cgbm.calet.jp/cgbm_trigger/ground/1267237773/\n\nThe CALET data used in this analysis are provided by\nthe Waseda CALET Operation Center located at the Waseda University.",
  "circularId": 27301,
  "createdOn": 1583227422000,
  "email": "val@phys.aoyama.ac.jp",
  "subject": "GRB 200303A: CALET Gamma-Ray Burst Monitor detection",
  "submitter": "Valentin Pal'shin at AGU  <val@phys.aoyama.ac.jp>",
  "eventId": "GRB 200303A"
}