{
  "bibcode": "2008GCN..7634....1K",
  "body": "H.A. Krimm (CRESST/GSFC/USRA) and L. Vetere (PSU) report on behalf of \nthe Swift Team:\n\nThe Swift-BAT trigger (trigger=309665) at 04:12:47 UT on 20 April 2008,\ntentatively labelled GRB 080420 (GCN 7632, Vetere et al.),\nis not due to a GRB or any other astrophysical source.  This trigger\nis due to a cosmic ray shower event in the instrument.  All events\noccurred in the same 100 microsec window.",
  "circularId": 7634,
  "createdOn": 1208698363000,
  "email": "hans.a.krimm@nasa.gov",
  "subject": "Swift-BAT trigger 309665 is not a GRB",
  "submitter": "Hans Krimm at NASA-GSFC  <hans.a.krimm@nasa.gov>"
}