////////////////////////////////////////////////////////////////////// TITLE: GCN/LVC NOTICE NOTICE_DATE: Fri 31 Jan 25 03:11:18 UT NOTICE_TYPE: LVC Preliminary TRIGGER_NUM: S250131q TRIGGER_DATE: 20706 TJD; 31 DOY; 2025/01/31 (yyyy/mm/dd) TRIGGER_TIME: 11441.204064 SOD {03:10:41.204064} UT SEQUENCE_NUM: 1 GROUP_TYPE: 1 = CBC SEARCH_TYPE: 1 = AllSky PIPELINE_TYPE: 4 = gstlal FAR: 1.236e-06 [Hz] (one per 9.4 days) (one per 0.03 years) PROB_NS: 0.00 [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: 0.58 [range is 0.0-1.0] PROB_MassGap: 0.00 [range is 0.0-1.0] PROB_TERRES: 0.42 [range is 0.0-1.0] TRIGGER_ID: 0x10 MISC: 0x189C407 SKYMAP_FITS_URL: https://gracedb.ligo.org/api/superevents/S250131q/files/bayestar.multiorder.fits,0 EVENTPAGE_URL: https://gracedb.ligo.org/superevents/S250131q/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. COMMENTS: VIRGO Observatory contributed to this candidate event. ////////////////////////////////////////////////////////////////////// TITLE: GCN/LVC NOTICE NOTICE_DATE: Fri 31 Jan 25 03:15:56 UT NOTICE_TYPE: LVC Preliminary TRIGGER_NUM: S250131q TRIGGER_DATE: 20706 TJD; 31 DOY; 2025/01/31 (yyyy/mm/dd) TRIGGER_TIME: 11441.198729 SOD {03:10:41.198729} UT SEQUENCE_NUM: 2 GROUP_TYPE: 1 = CBC SEARCH_TYPE: 1 = AllSky PIPELINE_TYPE: 4 = gstlal FAR: 1.236e-06 [Hz] (one per 9.4 days) (one per 0.03 years) PROB_NS: 0.00 [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: 0.58 [range is 0.0-1.0] PROB_MassGap: 0.00 [range is 0.0-1.0] PROB_TERRES: 0.42 [range is 0.0-1.0] TRIGGER_ID: 0x10 MISC: 0x289C607 SKYMAP_FITS_URL: https://gracedb.ligo.org/api/superevents/S250131q/files/bayestar.multiorder.fits,1 EVENTPAGE_URL: https://gracedb.ligo.org/superevents/S250131q/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. COMMENTS: VIRGO Observatory contributed to this candidate event.