JSON Sample File

The GCN Notice information and targets for observatories is uploaded to the broker site using a JSON file through a private API. Below is a sample JSON file.

The assignments key is optional (“Retraction” notices do not specify assignments).

{
  "alert": {
    "ligo_run": "O3",
    "graceid": "S190501a",
    "SEtype": "S",
    "datetime": "2019-06-01T03:53:23"
  },
  "gcnnotice": {
    "gcntype": "Initial",
    "datetime": "2019-06-01T04:21:31"
  },
  "assignments": {
    "OBS01": {
      "NGC3527": 4.579577594439791e-07,
      "SDSSJ111036.33+291631.5": 4.571471198600905e-07,
      "SDSSJ110931.04+290153.1": 4.570529667464678e-07,
      "SDSSJ105717.80+262039.7": 4.565977915949241e-07,
      "UGC06147": 4.5358279508508366e-07
    },
    "OBS02": {
      "1790410": 4.754568836051921e-07,
      "1751874": 4.729037759899382e-07,
      "SDSSJ105332.98+254611.7": 4.727430685333189e-07,
      "SDSSJ105324.63+254607.4": 4.7274177982139006e-07,
      "1831688": 4.674778642517513e-07,
    },
    "OBS03": {
      "SDSSJ105530.54+260442.7": 4.6561621329489456e-07,
      "SDSSJ110509.50+283702.6": 4.629186351956917e-07,
      "SDSSJ110619.55+282301.5": 4.608629463520819e-07,
      "NGC3527": 4.579577594439791e-07,
      "UGC06147": 4.5358279508508366e-07
    }
  }
}