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TITLE:            GCN/LVC COUNTERPART NOTICE
NOTICE_DATE:      Fri 19 May 23 08:26:10 UT
NOTICE_TYPE:      Other
CNTRPART_RA:      334.7948d {+22h 19m 10.7s} (J2000),
                  335.6884d {+22h 22m 45.2s} (current),
                  332.7661d {+22h 11m 03.8s} (1950)
CNTRPART_DEC:     -84.8188d {-84d 49' 07.6"} (J2000),
                  -84.7006d {-84d 42' 02.2"} (current),
                  -85.0686d {-85d 04' 07.1"} (1950)
CNTRPART_ERROR:   5.8 [arcsec, radius]
EVENT_TRIG_NUM:   S230518h
EVENT_DATE:       20082 TJD;   138 DOY;   2023/05/18 (yy/mm/dd)
EVENT_TIME:       46748.00 SOD {12:59:08.00} UT
OBS_DATE:         20082 TJD;   138 DOY;   23/05/18
OBS_TIME:         79015.0 SOD {21:56:55.00} UT
OBS_DUR:          263.3 [sec]
INTENSITY:        3.30e-12 +/- 4.00e-13 [erg/cm2/sec]
ENERGY:           0.3-10 [keV]
TELESCOPE:        Swift-XRT
SOURSE_SERNUM:    8
RANK:             2
WARN_FLAG:        0
SUBMITTER:        Phil_Evans
SUN_POSTN:         55.87d {+03h 43m 30s}  +19.74d {+19d 44' 24"}
SUN_DIST:         108.75 [deg]   Sun_angle= 5.3 [hr] (West of Sun)
MOON_POSTN:        51.41d {+03h 25m 38s}  +20.71d {+20d 42' 34"}
MOON_DIST:        109.32 [deg]
MOON_ILLUM:       0 [%]
GAL_COORDS:       306.66,-31.16 [deg] galactic lon,lat of the counterpart
ECL_COORDS:       280.72,-63.95 [deg] ecliptic lon,lat of the counterpart
COMMENTS:         LVC Counterpart.  
COMMENTS:         Detection flag was 'GOOD'  
COMMENTS:         Significance of fading: 0 sigma  
COMMENTS:         This source has been given a rank of 2  
COMMENTS:         Ranks indicate how likely the object is to be  
COMMENTS:         the GW counterpart. Ranks go from 1-4 with   
COMMENTS:         1 being the most likely and 4 the least.  
COMMENTS:         See http://www.swift.ac.uk/ranks.php for details.