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TITLE:          GCN/GRB_COUNTERPART POSITION NOTICE
NOTICE_DATE:    Thu 22 May 25 06:24:14 UT
NOTICE_TYPE:    Other
TRIGGER_NUM:    21830
CNTRPART_RA:    200.9372d {+13h 23m 44.9s} (J2000),
                201.2608d {+13h 25m 02.6s} (current),
                200.3002d {+13h 21m 12.0s} (1950)
CNTRPART_DEC:    +1.9148d {+01d 54' 53.2"} (J2000),
                 +1.7829d {+01d 46' 58.5"} (current),
                 +2.1754d {+02d 10' 31.3"} (1950)
CNTRPART_ERROR: 7.6 [arcsec, radius]
GRB_DATE:       20816 TJD;   141 DOY;   25/05/21
GRB_TIME:       85579.00 SOD {23:46:19.00} UT
OBS_DATE:       20816 TJD;   141 DOY;   25/05/21
OBS_TIME:       85579.0 SOD {23:46:19.00} UT
OBS_DUR:        1391.5 [sec]
INTENSITY:      2.40e-13 +/- 1.00e-13 [erg/cm2/sec]
ENERGY:         0.3-10 [keV]
TELESCOPE:      Swift-XRT
SUBMITTER:      Phil_Evans
SUN_POSTN:       59.31d {+03h 57m 15s}  +20.44d {+20d 26' 37"}
SUN_DIST:       136.61 [deg]   Sun_angle= -9.5 [hr] (East of Sun)
MOON_POSTN:     354.51d {+23h 38m 02s}   -2.30d {-02d 18' 08"}
MOON_DIST:      153.26 [deg]
MOON_ILLUM:     31 [%]
GAL_COORDS:     321.36, 63.62 [deg] galactic lon,lat of the counterpart
ECL_COORDS:     198.61,  9.95 [deg] ecliptic lon,lat of the counterpart
COMMENTS:       GRB COUNTERPART Coordinates.  
COMMENTS:       We cannot confirm whether this is the GRB or serendipitous.