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TITLE:            GCN/LVC NOTICE
NOTICE_DATE:      Sun 02 Feb 25 04:20:29 UT
NOTICE_TYPE:      LVC Early_Warning
TRIGGER_NUM:      S250202ad
TRIGGER_DATE:     20708 TJD;    33 DOY;   2025/02/02 (yyyy/mm/dd)
TRIGGER_TIME:     15624.540634 SOD {04:20:24.540634} UT
SEQUENCE_NUM:     1
GROUP_TYPE:       1 = CBC
SEARCH_TYPE:      0 = undefined
PIPELINE_TYPE:    15 = pycbc
FAR:              4.436e-09 [Hz]  (one per 2609.1 days)  (one per 7.15 years)
PROB_NS:          1.00 [range is 0.0-1.0]
PROB_REMNANT:     1.00 [range is 0.0-1.0]
PROB_BNS:         0.96 [range is 0.0-1.0]
PROB_NSBH:        0.00 [range is 0.0-1.0]
PROB_BBH:         0.00 [range is 0.0-1.0]
PROB_MassGap:     0.00 [range is 0.0-1.0]
PROB_TERRES:      0.04 [range is 0.0-1.0]
TRIGGER_ID:       0x10
MISC:             0x1898403
SKYMAP_FITS_URL:  https://gracedb.ligo.org/api/superevents/S250202ad/files/bayestar.multiorder.fits,0
EVENTPAGE_URL:    https://gracedb.ligo.org/superevents/S250202ad/view/
COMMENTS:         LVC Early_Warning 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_RETRACTION NOTICE
NOTICE_DATE:      Sun 02 Feb 25 04:38:26 UT
NOTICE_TYPE:      LVC Retraction
TRIGGER_NUM:      S250202ad
TRIGGER_DATE:     20708 TJD;    33 DOY;   2025/02/02 (yyyy/mm/dd)
TRIGGER_TIME:     15624.540634 SOD {04:20:24.540634} UT
SEQUENCE_NUM:     2
TRIGGER_ID:       0x30
MISC:             0x2898700
COMMENTS:         LVC Retraction of a previous Alert.  
COMMENTS:            
COMMENTS:         NOTE: This is a RETRACTION.  The trigger is no longer considered to be astrophysical in origin.  
COMMENTS:         This event is an OpenAlert.