{
  "bibcode": "2011GCN.11883....1M",
  "body": "Sushanta K. Mondal (ICSP), Sandip K. Chakrabarti (S. N. Bose Centre and ICSP),\nAsit Choudhury (ICSP, Malda branch), Achintya Chatterjee (ICSP, Malda Branch),\nand D. Bhowmick (ICSP)\n\nIndian Centre for Space Physics observed the ionospheric perturbation\ndue to GRB 090424 (GCN No. 9316) through monitoring VLF signals from various\ntransmitters.\nThe final analysis with corrected time stamp\n(http://www.bose.res.in/~chakraba/grb090424.html) suggests\nthat VLF signals were spreaded out for few seconds due to ionospheric effects.",
  "circularId": 11883,
  "createdOn": 1302001792000,
  "email": "chakraba@bose.res.in",
  "subject": "Comparison of ICSP VLF observation of GRB 090424 with satellite observations",
  "submitter": "Sandip K. Chakrabarti at S.N. Bose Nat. Centre for Basic Sci.  <chakraba@bose.res.in>",
  "eventId": "GRB 090424"
}