////////////////////////////////////////////////////////////////////// TITLE: GCN/LVC NOTICE NOTICE_DATE: Fri 21 Feb 25 05:22:15 UT NOTICE_TYPE: LVC Preliminary TRIGGER_NUM: S250221bf TRIGGER_DATE: 20727 TJD; 52 DOY; 2025/02/21 (yyyy/mm/dd) TRIGGER_TIME: 19238.699899 SOD {05:20:38.699899} UT SEQUENCE_NUM: 1 GROUP_TYPE: 2 = Burst SEARCH_TYPE: 1 = AllSky PIPELINE_TYPE: 2 = CWB FAR: 3.220e-06 [Hz] (one per 3.6 days) (one per 0.01 years) CENTRAL_FREQ: 685.48 [Hz] DURATION: 0.00 [sec] TRIGGER_ID: 0x10 MISC: 0x1898803 SKYMAP_FITS_URL: https://gracedb.ligo.org/api/superevents/S250221bf/files/cwb.multiorder.fits,0 EVENTPAGE_URL: https://gracedb.ligo.org/superevents/S250221bf/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 21 Feb 25 05:26:50 UT NOTICE_TYPE: LVC Preliminary TRIGGER_NUM: S250221bf TRIGGER_DATE: 20727 TJD; 52 DOY; 2025/02/21 (yyyy/mm/dd) TRIGGER_TIME: 19238.699899 SOD {05:20:38.699899} UT SEQUENCE_NUM: 2 GROUP_TYPE: 2 = Burst SEARCH_TYPE: 1 = AllSky PIPELINE_TYPE: 2 = CWB FAR: 3.220e-06 [Hz] (one per 3.6 days) (one per 0.01 years) CENTRAL_FREQ: 685.48 [Hz] DURATION: 0.00 [sec] TRIGGER_ID: 0x10 MISC: 0x2898A03 SKYMAP_FITS_URL: https://gracedb.ligo.org/api/superevents/S250221bf/files/cwb.multiorder.fits,1 EVENTPAGE_URL: https://gracedb.ligo.org/superevents/S250221bf/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.