////////////////////////////////////////////////////////////////////// TITLE: GCN/LVC NOTICE NOTICE_DATE: Fri 31 May 24 04:03:55 UT NOTICE_TYPE: LVC Preliminary TRIGGER_NUM: S240531aa TRIGGER_DATE: 20461 TJD; 152 DOY; 2024/05/31 (yyyy/mm/dd) TRIGGER_TIME: 14606.554089 SOD {04:03:26.554089} UT SEQUENCE_NUM: 1 GROUP_TYPE: 1 = CBC SEARCH_TYPE: 1 = AllSky PIPELINE_TYPE: 4 = gstlal FAR: 3.726e-07 [Hz] (one per 31.1 days) (one per 0.09 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: 0.84 [range is 0.0-1.0] PROB_MassGap: 0.00 [range is 0.0-1.0] PROB_TERRES: 0.16 [range is 0.0-1.0] TRIGGER_ID: 0x10 MISC: 0x1898403 SKYMAP_FITS_URL: https://gracedb.ligo.org/api/superevents/S240531aa/files/bayestar.multiorder.fits,0 EVENTPAGE_URL: https://gracedb.ligo.org/superevents/S240531aa/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: Fri 31 May 24 04:08:33 UT NOTICE_TYPE: LVC Preliminary TRIGGER_NUM: S240531aa TRIGGER_DATE: 20461 TJD; 152 DOY; 2024/05/31 (yyyy/mm/dd) TRIGGER_TIME: 14606.553467 SOD {04:03:26.553467} UT SEQUENCE_NUM: 2 GROUP_TYPE: 1 = CBC SEARCH_TYPE: 1 = AllSky PIPELINE_TYPE: 4 = gstlal FAR: 1.825e-07 [Hz] (one per 63.4 days) (one per 0.17 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: 0.90 [range is 0.0-1.0] PROB_MassGap: 0.00 [range is 0.0-1.0] PROB_TERRES: 0.10 [range is 0.0-1.0] TRIGGER_ID: 0x10 MISC: 0x2898607 SKYMAP_FITS_URL: https://gracedb.ligo.org/api/superevents/S240531aa/files/bayestar.multiorder.fits,1 EVENTPAGE_URL: https://gracedb.ligo.org/superevents/S240531aa/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.