{
  "createdOn": 1712477251046,
  "body": "Y. Asaoka (ICRR), A. Yoshida, T. Sakamoto, S. Sugita, Y. Kawakubo (AGU),\nK. Yamaoka (Nagoya U), S. Nakahira (JAXA), S. Torii, Y. Akaike, \nK. Kobayashi (Waseda U), Y. Shimizu, T. Tamura (Kanagawa U),\nN. Cannady (GSFC/UMBC), M. L. Cherry (LSU), S. Ricciarini (U of Florence),\nP. S. Marrocchesi (U of Siena),\nand the CALET collaboration:\n\nThe long GRB 240402C (GRBAlpha detection: Dafcikova et al., GCN Circ. 36036;\nGlowbug gamma-ray detection: Cheung et al., GCN Circ. 36038) triggered\nthe CALET Gamma-ray Burst Monitor (CGBM) at 05:30:42.49 UTC on 2 April 2024\n(http://cgbm.calet.jp/cgbm_trigger/flight/1396070722/index.html).\nThe burst signal was seen by all CGBM detectors.\n\nThe burst light curve shows a double-peaked structure that starts\nat T-62.6 sec, peaks at T+1.6 sec, and ends at T+21.1 sec.\nThe T90 and T50 durations measured by the SGM data are 76.5 +/- 2.6 sec\nand 53.5 +/- 1.0 sec (40-1000 keV), respectively.\n\nThe ground-processed light curve is available at\n\nhttp://cgbm.calet.jp/cgbm_trigger/ground/1396070722/index.html\n\nThe CALET data used in this analysis are provided by\nthe Waseda CALET Operation Center located at Waseda University.",
  "subject": "GRB 240402C: CALET Gamma-Ray Burst Monitor detection",
  "submitter": "Yuta Kawakubo at Aoyama Gakuin University <kawakubo@phys.aoyama.ac.jp>",
  "bibcode": "2024GCN.36046....1A",
  "circularId": 36046,
  "submittedHow": "web",
  "eventId": "GRB 240402C"
}