{
    "event_id": "S250109f",
    "alert_type": "UPDATE",
    "event_time": "2025-01-09 01:05:41",
    "before_fromdate": "2024-10-11 01:05:41",
    "before_todate": "2025-01-09 01:05:41",
    "after_fromdate": "2025-01-09 01:05:41",
    "after_todate": "2025-01-23 00:37:27",
    "last_processed_datetime": "2025-01-23 00:37:27",
    "public": "1",
    "zip_file": "S250109f_20250109_010541.zip",
    "current_json": "S250109f_20250109_010541.json",
    "json_object_list_before": "S250109f_20250109_010541_BEFORE.json",
    "json_object_list_after": "S250109f_20250109_010541_AFTER.json",
    "tsv_object_list_before": "S250109f_20250109_010541_BEFORE.tsv",
    "tsv_object_list_after": "S250109f_20250109_010541_AFTER.tsv",
    "png_object_list_before": "S250109f_20250109_010541_BEFORE.png",
    "png_object_list_after": "S250109f_20250109_010541_AFTER.png",
    "event_page": "https://gracedb.ligo.org/superevents/S250109f/view/",
    "instruments": "H1, L1, V1",
    "far": "2.920882643162018e-12",
    "group": "CBC",
    "skymap_fits": "S250109f_20250109_010541.fits",
    "prob_bns": "0.0",
    "prob_nsbh": "9.712900597224746e-13",
    "prob_bbh": "0.9999956395409769",
    "prob_mass_gap": "0.0",
    "prob_terrestrial": "4.360458051855254e-06",
    "prob_has_ns": "0.0",
    "prob_has_remnant": "0.0",
    "distmean": "3199.9666466028007",
    "diststd": "947.6087861896958",
    "significance": "high"
}