{
  "$schema": "https://gcn.nasa.gov/schema/v3.0.0/gcn/notices/icecube/lvk_nu_track_search.schema.json",
  "type": "IceCube LVK Alert Nu Track Search",
  "reference": { "gcn.notices.LVK.alert": "S230914ak-2-Preliminary" },
  "ref_ID": "S230914ak",
  "alert_datetime": "2023-09-14T11:49:16.526Z",
  "trigger_time": "2023-09-14T11:14:01Z",
  "observation_start": "2023-09-14T11:05:41.000Z",
  "observation_stop": "2023-09-14T11:22:21.000Z",
  "observation_livetime": 1000,
  "pval_generic": 0.0191,
  "pval_bayesian": 0.0549,
  "n_events_coincident": 2,
  "coincident_events": [
    {
      "event_dt": 12.91,
      "localization": {
        "ra": 17.48,
        "dec": 16.15,
        "uncertainty_shape": "circle",
        "ra_uncertainty": [0.43],
        "containment_probability": 0.9,
        "systematic_included": false
      },
      "event_pval_generic": 0.0191,
      "event_pval_bayesian": null
    },
    {
      "event_dt": 222.46,
      "localization": {
        "ra": 13.82,
        "dec": 18.66,
        "uncertainty_shape": "circle",
        "ra_uncertainty": [0.88],
        "containment_probability": 0.9,
        "systematic_included": false
      },
      "event_pval_generic": 0.0928,
      "event_pval_bayesian": 0.0656
    }
  ],
  "most_probable_direction": { "ra": 17.49, "dec": 16.18 },
  "neutrino_flux_sensitivity_range": {
    "flux_sensitivity": [0.0277, 0.647],
    "sensitive_energy_range": [542, 23000000]
  }
}