{
  "body": "Ivo Peretto (MarSEC, Marana Space Explorer Center, Marana Di Crespadoro, VI, Italy)\n\nMember of:\nUAI/SSV - Unione Astrofili Italiani/Sezione Stelle Variabili, GRB section.\nAAVSO (American Association Variable Stars Observers)\n\nIn collaboration with: Stefano Lora and Giovanni Furlato (MarSEC, Marana Space Explorer Center, Marana di Crespadoro, VI, Italy) \n\nreport:\nWe imaged the field of GRB 240414A detected by SWIFT(trigger=1221714)\nwith the telescope  14” RC Officine Stellari of MarSEC (Marana Space Explorer Center).\n\nThe observations with a series of 120 sec exposures started at 2024-01-01 18:18 UT, 958 min. after the GRB trigger, with a Ritchey-Chretien telescope D=360 mm f/ 8.\n\nat the following position:\n\nRA(J2000) = 12h 19m 09s\nDec(J2000) = +56d 43' 37\"\n\n\nWeather conditions were medium with Moon illuminated 40,5%.\n\nWe co-added 30 exposures of 120 sec each.\n\nStart T0+      End T0+       R lim.\n 958 min       1018 min       20.82\n\nWe did not found any optical counterpart in A.R. 12 19 09, DEC. +56 43 37 position and in the error box of the XRT candidate.\nref.: GCN Circular 36083\n\nMagnitudes were estimated with the APASS and\nare not corrected for galactic dust extinction.\n\nReference:\nhttps://www.marsec.org/\n\nThe message may be cited. ",
  "circularId": 36100,
  "eventId": "GRB 240414A",
  "submitter": "I. Peretto at MarSEC (Marana Space Explorer Center) <ricerca@marsec.org>",
  "bibcode": "2024GCN.36100....1P",
  "createdOn": 1713130072440,
  "subject": "GRB 240414A: MarSEC Observatory, Vicenza, Italy, UPPER LIMIT",
  "submittedHow": "web"
}