////////////////////////////////////////////////////////////////////// TITLE: GCN/LVC NOTICE NOTICE_DATE: Sat 30 Aug 25 03:27:33 UT NOTICE_TYPE: LVC Preliminary TRIGGER_NUM: S250830m TRIGGER_DATE: 20917 TJD; 242 DOY; 2025/08/30 (yyyy/mm/dd) TRIGGER_TIME: 12429.029296 SOD {03:27:09.029296} UT SEQUENCE_NUM: 1 GROUP_TYPE: 1 = CBC SEARCH_TYPE: 1 = AllSky PIPELINE_TYPE: 0 = undefined FAR: 3.154e-10 [Hz] (one per 36693.3 days) (one per 100.53 years) TRIGGER_ID: 0x10 MISC: 0x189B403 SKYMAP_FITS_URL: https://gracedb.ligo.org/api/superevents/S250830m/files/amplfi.multiorder.fits,0 EVENTPAGE_URL: https://gracedb.ligo.org/superevents/S250830m/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: Sat 30 Aug 25 03:32:10 UT NOTICE_TYPE: LVC Preliminary TRIGGER_NUM: S250830m TRIGGER_DATE: 20917 TJD; 242 DOY; 2025/08/30 (yyyy/mm/dd) TRIGGER_TIME: 12429.028214 SOD {03:27:09.028214} UT SEQUENCE_NUM: 2 GROUP_TYPE: 1 = CBC SEARCH_TYPE: 1 = AllSky PIPELINE_TYPE: 1 = MBTA FAR: 1.190e-08 [Hz] (one per 972.7 days) (one per 2.66 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: 0.98 [range is 0.0-1.0] PROB_MassGap: 0.00 [range is 0.0-1.0] PROB_TERRES: 0.02 [range is 0.0-1.0] TRIGGER_ID: 0x10 MISC: 0x289B603 SKYMAP_FITS_URL: https://gracedb.ligo.org/api/superevents/S250830m/files/bayestar.multiorder.fits,0 EVENTPAGE_URL: https://gracedb.ligo.org/superevents/S250830m/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: Sat 30 Aug 25 04:21:52 UT NOTICE_TYPE: LVC Initial Skymap TRIGGER_NUM: S250830m TRIGGER_DATE: 20917 TJD; 242 DOY; 2025/08/30 (yyyy/mm/dd) TRIGGER_TIME: 12429.028214 SOD {03:27:09.028214} UT SEQUENCE_NUM: 3 GROUP_TYPE: 1 = CBC SEARCH_TYPE: 1 = AllSky PIPELINE_TYPE: 1 = MBTA FAR: 1.190e-08 [Hz] (one per 972.7 days) (one per 2.66 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: 0.98 [range is 0.0-1.0] PROB_MassGap: 0.00 [range is 0.0-1.0] PROB_TERRES: 0.02 [range is 0.0-1.0] TRIGGER_ID: 0x10 MISC: 0x389B603 SKYMAP_FITS_URL: https://gracedb.ligo.org/api/superevents/S250830m/files/bayestar.multiorder.fits,0 EVENTPAGE_URL: https://gracedb.ligo.org/superevents/S250830m/view/ COMMENTS: LVC Super Initial Skymap -- a location probability map. 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 01 Sep 25 08:26:43 UT NOTICE_TYPE: LVC Update Skymap TRIGGER_NUM: S250830m TRIGGER_DATE: 20917 TJD; 242 DOY; 2025/08/30 (yyyy/mm/dd) TRIGGER_TIME: 12429.028214 SOD {03:27:09.028214} UT SEQUENCE_NUM: 4 GROUP_TYPE: 1 = CBC SEARCH_TYPE: 1 = AllSky PIPELINE_TYPE: 1 = MBTA FAR: 1.190e-08 [Hz] (one per 972.7 days) (one per 2.66 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: 0.98 [range is 0.0-1.0] PROB_MassGap: 0.00 [range is 0.0-1.0] PROB_TERRES: 0.02 [range is 0.0-1.0] TRIGGER_ID: 0x10 MISC: 0x489B603 SKYMAP_FITS_URL: https://gracedb.ligo.org/api/superevents/S250830m/files/Bilby.multiorder.fits,0 EVENTPAGE_URL: https://gracedb.ligo.org/superevents/S250830m/view/ COMMENTS: LVC Super Updated Skymap -- a location probability map. COMMENTS: This event is an OpenAlert. COMMENTS: LIGO-Hanford Observatory contributed to this candidate event. COMMENTS: LIGO-Livingston Observatory contributed to this candidate event.