🧪 Messaggio GCN inviato alle 2026-08-11 17:13:33:
📦 Dettagli JSON
{
"alert_type": "RETRACTION",
"time_created": "2026-08-11T15:13:33Z",
"superevent_id": "MS260811o",
"urls": {
"gracedb": "https://gracedb.ligo.org/superevents/MS260811o/view/"
},
"event": null,
"external_coinc": null
}