////////////////////////////////////////////////////////////////////// TITLE: GCN/LVC NOTICE NOTICE_DATE: Wed 22 Oct 25 00:23:29 UT NOTICE_TYPE: LVC Preliminary TRIGGER_NUM: S251022a TRIGGER_DATE: 20970 TJD; 295 DOY; 2025/10/22 (yyyy/mm/dd) TRIGGER_TIME: 1361.514664 SOD {00:22:41.514664} UT SEQUENCE_NUM: 1 GROUP_TYPE: 1 = CBC SEARCH_TYPE: 1 = AllSky PIPELINE_TYPE: 1 = MBTA FAR: 6.148e-06 [Hz] (one per 1.9 days) (one per 0.01 years) PROB_NS: 0.02 [range is 0.0-1.0] PROB_REMNANT: 0.00 [range is 0.0-1.0] PROB_BNS: 0.00 [range is 0.0-1.0] PROB_NSBH: 0.00 [range is 0.0-1.0] PROB_BBH: 0.03 [range is 0.0-1.0] PROB_MassGap: 0.27 [range is 0.0-1.0] PROB_TERRES: 0.97 [range is 0.0-1.0] TRIGGER_ID: 0x10 MISC: 0x1898402 SKYMAP_FITS_URL: https://gracedb.ligo.org/api/superevents/S251022a/files/bayestar.multiorder.fits,0 EVENTPAGE_URL: https://gracedb.ligo.org/superevents/S251022a/view/ COMMENTS: LVC Preliminary Trigger Alert. COMMENTS: This event is an OpenAlert. COMMENTS: LIGO-Livingston Observatory contributed to this candidate event. ////////////////////////////////////////////////////////////////////// TITLE: GCN/LVC NOTICE NOTICE_DATE: Wed 22 Oct 25 00:28:03 UT NOTICE_TYPE: LVC Preliminary TRIGGER_NUM: S251022a TRIGGER_DATE: 20970 TJD; 295 DOY; 2025/10/22 (yyyy/mm/dd) TRIGGER_TIME: 1361.514664 SOD {00:22:41.514664} UT SEQUENCE_NUM: 2 GROUP_TYPE: 1 = CBC SEARCH_TYPE: 1 = AllSky PIPELINE_TYPE: 1 = MBTA FAR: 6.148e-06 [Hz] (one per 1.9 days) (one per 0.01 years) PROB_NS: 0.02 [range is 0.0-1.0] PROB_REMNANT: 0.00 [range is 0.0-1.0] PROB_BNS: 0.00 [range is 0.0-1.0] PROB_NSBH: 0.00 [range is 0.0-1.0] PROB_BBH: 0.03 [range is 0.0-1.0] PROB_MassGap: 0.27 [range is 0.0-1.0] PROB_TERRES: 0.97 [range is 0.0-1.0] TRIGGER_ID: 0x10 MISC: 0x2898602 SKYMAP_FITS_URL: https://gracedb.ligo.org/api/superevents/S251022a/files/bayestar.multiorder.fits,1 EVENTPAGE_URL: https://gracedb.ligo.org/superevents/S251022a/view/ COMMENTS: LVC Preliminary Trigger Alert. COMMENTS: This event is an OpenAlert. COMMENTS: LIGO-Livingston Observatory contributed to this candidate event.