GCN Alert: Messaggio GCN inviato alle 2025-07-01 22:35:11: S250701bp Most probable sky…

{
    "alert_type": "PRELIMINARY",
    "time_created": "2025-07-01T20:35:05Z",
    "superevent_id": "S250701bp",
    "urls": {
        "gracedb": "https://gracedb.ligo.org/superevents/S250701bp/view/"
    },
    "event": {
        "significant": true,
        "time": "2025-07-01T20:34:40.858Z",
        "far": 7.697956650677917e-18,
        "instruments": [
            "L1"
        ],
        "group": "CBC",
        "pipeline": "gstlal",
        "search": "AllSky",
        "properties": {
            "HasNS": 0,
            "HasRemnant": 0,
            "HasMassGap": 0
        },
        "classification": {
            "BBH": 0.9999999999440055,
            "BNS": 2.548522887387126e-66,
            "NSBH": 2.2753214872353833e-64,
            "Terrestrial": 5.599454233617962e-11
        },
        "duration": null,
        "central_frequency": null
    },
    "external_coinc": null
}