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TITLE:            GCN/LVC NOTICE
NOTICE_DATE:      Sun 21 Apr 24 23:41:52 UT
NOTICE_TYPE:      LVC Preliminary
TRIGGER_NUM:      S240421ef
TRIGGER_DATE:     20421 TJD;   112 DOY;   2024/04/21 (yyyy/mm/dd)
TRIGGER_TIME:     85177.018000 SOD {23:39:37.018000} UT
SEQUENCE_NUM:     1
GROUP_TYPE:       2 = Burst
SEARCH_TYPE:      1 = AllSky
PIPELINE_TYPE:    2 = CWB
FAR:              3.087e-06 [Hz]  (one per 3.7 days)  (one per 0.01 years)
CENTRAL_FREQ:     305.38 [Hz]
DURATION:         0.02 [sec]
TRIGGER_ID:       0x10
MISC:             0x1899403
SKYMAP_FITS_URL:  https://gracedb.ligo.org/api/superevents/S240421ef/files/cwb.multiorder.fits,0
EVENTPAGE_URL:    https://gracedb.ligo.org/superevents/S240421ef/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.  
 
 
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TITLE:            GCN/LVC NOTICE
NOTICE_DATE:      Sun 21 Apr 24 23:46:27 UT
NOTICE_TYPE:      LVC Preliminary
TRIGGER_NUM:      S240421ef
TRIGGER_DATE:     20421 TJD;   112 DOY;   2024/04/21 (yyyy/mm/dd)
TRIGGER_TIME:     85177.018000 SOD {23:39:37.018000} UT
SEQUENCE_NUM:     2
GROUP_TYPE:       2 = Burst
SEARCH_TYPE:      1 = AllSky
PIPELINE_TYPE:    2 = CWB
FAR:              3.087e-06 [Hz]  (one per 3.7 days)  (one per 0.01 years)
CENTRAL_FREQ:     305.38 [Hz]
DURATION:         0.02 [sec]
TRIGGER_ID:       0x10
MISC:             0x2899603
SKYMAP_FITS_URL:  https://gracedb.ligo.org/api/superevents/S240421ef/files/cwb.multiorder.fits,1
EVENTPAGE_URL:    https://gracedb.ligo.org/superevents/S240421ef/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.