Messaggio GCN inviato alle 2025-06-21 09:39:49: S250621al
Most probable sky location (RA, Dec) = (261.4194915254237, 68.30717609030755)
Distance = 413.46215753021414 +/- 129.53805482903493
Most probable sky location (RA, Dec) = (261.4194915254237, 68.30717609030755)
Distance = 413.46215753021414 +/- 129.53805482903493
📦 Dettagli JSON
{
"alert_type": "PRELIMINARY",
"time_created": "2025-06-21T07:39:44Z",
"superevent_id": "S250621al",
"urls": {
"gracedb": "https://gracedb.ligo.org/superevents/S250621al/view/"
},
"event": {
"significant": false,
"time": "2025-06-21T07:34:44.460Z",
"far": 1.488588168562498e-5,
"instruments": [
"H1",
"L1",
"V1"
],
"group": "CBC",
"pipeline": "pycbc",
"search": "AllSky",
"properties": {
"HasNS": 1,
"HasRemnant": 1,
"HasMassGap": 0.013166666666666667
},
"classification": {
"BNS": 0.0015468574819348351,
"NSBH": 0.0005854503797038142,
"BBH": 0,
"Terrestrial": 0.9978676921383614
},
"duration": null,
"central_frequency": null
},
"external_coinc": null
}