GCN Alert: Messaggio GCN inviato alle 2025-07-19 01:20:56:S250718ep Most probable sky location…

{
    "alert_type": "PRELIMINARY",
    "time_created": "2025-07-18T23:20:50Z",
    "superevent_id": "S250718ep",
    "urls": {
        "gracedb": "https://gracedb.ligo.org/superevents/S250718ep/view/"
    },
    "event": {
        "significant": false,
        "time": "2025-07-18T23:20:03.283Z",
        "far": 1.607177e-5,
        "instruments": [
            "H1",
            "L1",
            "V1"
        ],
        "group": "CBC",
        "pipeline": "MBTA",
        "search": "AllSky",
        "properties": {
            "HasNS": 0.09316665925114316,
            "HasRemnant": 0,
            "HasMassGap": 0.39758009297741465
        },
        "classification": {
            "Terrestrial": 0.955634512,
            "BNS": 0,
            "BBH": 0.044365488,
            "NSBH": 0
        },
        "duration": null,
        "central_frequency": null
    },
    "external_coinc": null
}