{
  "bibcode": "2021GCN.30158....1S",
  "body": "S. Sugita, A. Yoshida, T. Sakamoto, V. Pal'shin (AGU),\nY. Kawakubo (LSU), K. Yamaoka (Nagoya U), S. Nakahira (RIKEN),\nY. Asaoka (ICRR), S. Torii, Y. Akaike, K. Kobayashi (Waseda U),\nY. Shimizu, T. Tamura (Kanagawa U), N. Cannady (GSFC/UMBC),\nM. L. Cherry (LSU), S. Ricciarini (U of Florence),\nP. S. Marrocchesi (U of Siena),\nand the CALET collaboration:\n\nThe short GRB 210605A (Fermi GBM Final Real-time Localization: Fermi GBM\nteam, GCN Circ. 30127; IPN localization: Svinkin et al., GCN Circ. 30143;\nKonus-Wind detection: Frederiks et al., GCN Circ. 30144;\nhttps://gcn.gsfc.nasa.gov/other/210605A.gcn3) triggered the CALET Gamma-ray\nBurst Monitor (CGBM) at 05:08:58.441 UTC on 5 June 2021.\nThe burst signal was seen by all CGBM detectors.\nNo real-time CGBM GCN notice was distributed about this trigger because\nthe real-time communication from the ISS was off (loss of signal).\n\nThe burst light curve shows a multi-peaked pulse which starts at\nT-0.096 sec, peaks at -0.032 sec and ends at T+0.240 sec.\nThe T90 and T50 durations measured by the SGM data are 0.304 +- 0.051 sec\nand 0.144 +- 0.045 sec (40-1000 keV), respectively.\n\nThe ground processed light curve is available at\n\nhttp://cgbm.calet.jp/cgbm_trigger/ground/1306904781/\n\nThe CALET data used in this analysis are provided by\nthe Waseda CALET Operation Center located at the Waseda University.",
  "circularId": 30158,
  "createdOn": 1623233813000,
  "email": "val@phys.aoyama.ac.jp",
  "subject": "GRB 210605A: CALET Gamma-Ray Burst Monitor detection",
  "submitter": "Valentin Pal'shin at AGU  <val@phys.aoyama.ac.jp>",
  "eventId": "GRB 210605A"
}