////////////////////////////////////////////////////////////////////// TITLE: GCN/LVC NOTICE NOTICE_DATE: Mon 20 Oct 25 08:41:41 UT NOTICE_TYPE: LVC Preliminary TRIGGER_NUM: S251020bq TRIGGER_DATE: 20968 TJD; 293 DOY; 2025/10/20 (yyyy/mm/dd) TRIGGER_TIME: 31274.245604 SOD {08:41:14.245604} UT SEQUENCE_NUM: 1 GROUP_TYPE: 1 = CBC SEARCH_TYPE: 1 = AllSky PIPELINE_TYPE: 5 = spiir FAR: 1.060e-05 [Hz] (one per 1.1 days) (one per 0.00 years) PROB_NS: 0.90 [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: 0.11 [range is 0.0-1.0] PROB_MassGap: 0.06 [range is 0.0-1.0] PROB_TERRES: 0.89 [range is 0.0-1.0] TRIGGER_ID: 0x10 MISC: 0x1898803 SKYMAP_FITS_URL: https://gracedb.ligo.org/api/superevents/S251020bq/files/bayestar.multiorder.fits,0 EVENTPAGE_URL: https://gracedb.ligo.org/superevents/S251020bq/view/ COMMENTS: LVC Preliminary Trigger Alert. COMMENTS: This event is an OpenAlert. COMMENTS: LIGO-Hanford Observatory contributed to this candidate event. COMMENTS: LIGO-Livingston Observatory contributed to this candidate event. ////////////////////////////////////////////////////////////////////// TITLE: GCN/LVC NOTICE NOTICE_DATE: Mon 20 Oct 25 08:46:16 UT NOTICE_TYPE: LVC Preliminary TRIGGER_NUM: S251020bq TRIGGER_DATE: 20968 TJD; 293 DOY; 2025/10/20 (yyyy/mm/dd) TRIGGER_TIME: 31274.245604 SOD {08:41:14.245604} UT SEQUENCE_NUM: 2 GROUP_TYPE: 1 = CBC SEARCH_TYPE: 1 = AllSky PIPELINE_TYPE: 5 = spiir FAR: 1.060e-05 [Hz] (one per 1.1 days) (one per 0.00 years) PROB_NS: 0.90 [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: 0.11 [range is 0.0-1.0] PROB_MassGap: 0.06 [range is 0.0-1.0] PROB_TERRES: 0.89 [range is 0.0-1.0] TRIGGER_ID: 0x10 MISC: 0x2898A03 SKYMAP_FITS_URL: https://gracedb.ligo.org/api/superevents/S251020bq/files/bayestar.multiorder.fits,1 EVENTPAGE_URL: https://gracedb.ligo.org/superevents/S251020bq/view/ COMMENTS: LVC Preliminary Trigger Alert. COMMENTS: This event is an OpenAlert. COMMENTS: LIGO-Hanford Observatory contributed to this candidate event. COMMENTS: LIGO-Livingston Observatory contributed to this candidate event.