Messaggio GCN inviato alle 2025-06-21 09:35:14: S250621al
Most probable sky location (RA, Dec) = (269.025974025974, 68.77216028974468)
Distance = 426.96535521719994 +/- 126.50439825877966
Most probable sky location (RA, Dec) = (269.025974025974, 68.77216028974468)
Distance = 426.96535521719994 +/- 126.50439825877966
📦 Dettagli JSON
{
"alert_type": "PRELIMINARY",
"time_created": "2025-06-21T07:35:08Z",
"superevent_id": "S250621al",
"urls": {
"gracedb": "https://gracedb.ligo.org/superevents/S250621al/view/"
},
"event": {
"significant": false,
"time": "2025-06-21T07:34:44.462Z",
"far": 1.488588168562498e-5,
"instruments": [
"H1",
"L1",
"V1"
],
"group": "CBC",
"pipeline": "pycbc",
"search": "AllSky",
"properties": {
"HasNS": 1,
"HasRemnant": 1,
"HasMassGap": 0.12595861384244747
},
"classification": {
"BNS": 0.0015497373706376825,
"NSBH": 0.0005825704910009917,
"BBH": 0,
"Terrestrial": 0.9978676921383614
},
"duration": null,
"central_frequency": null
},
"external_coinc": null
}