{
  "bibcode": "2013GCN.15211....1A",
  "body": "G.E. Anderson, R.P. Fender, T.D. Staley (University of Southampton),\nA.J. van der Horst and B.A. Rowlinson (University of Amsterdam)\nreport on behalf of a large collaboration:\n\n\"We observed the position of the GRB 130907A afterglow at 15 GHz with\nthe Arcminute Microkelvin Imager at September 8 09.90 UT to 11.90 UT,\ni.e. 12.2 - 14.2 hours after the burst (GCN 15183).\nWe detect a radio source at the position of the optical counterpart\n(GCN 15187) with a flux density of 1.06 +/- 0.11 mJy.\n\nThese observations were triggered via the system described in\nStaley et. al (2013, MNRAS, 428, 3114).\nFurther follow-up observations are planned.\"",
  "circularId": 15211,
  "createdOn": 1378906158000,
  "email": "A.J.vanderHorst@uva.nl",
  "subject": "GRB 130907A: AMI radio detection",
  "submitter": "Alexander van der Horst at U of Amsterdam  <A.J.vanderHorst@uva.nl>",
  "eventId": "GRB 130907A"
}