{
  "bibcode": "2015GCN.18342....1B",
  "body": "Dear colleagues,\n\nWe are pleased to announce that the O1 observing Run is starting today *Friday,\nSept 18 at 15:00 UTC,* with the LIGO Livingston and LIGO Hanford detectors.\n\n\n\nAt this time, the automated EM alert system is not in place yet.\n\nWe will however do our best in sending out alerts for all coincident\ntriggers at the agreed-upon false alarm rate threshold of 1/month,\nfollowing the recent example.\n\n\n\nWe will inform you as soon as we have the automated alert system set up.\n\n\n\nWe are looking forward to collaborating with you during this exciting first\nadvanced detector observing run.\n\n\nBest regards,\n\nMarica, Leo, and Peter\n\n[GCN OPS NOTE(19sep15): This Circular was originally published on 15:04 18-Sep-2015 UT.]",
  "circularId": 18342,
  "createdOn": 1442714230000,
  "email": "marica.branchesi@uniurb.it",
  "subject": "LIGO/Virgo observing run 1 (O1) starts 2015-09-18 15:00 UTC",
  "submitter": "Marica Branchesi at LSC  <marica.branchesi@uniurb.it>"
}