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TITLE:           GCN/FERMI NOTICE
NOTICE_DATE:     Fri 21 May 21 03:06:54 UT
NOTICE_TYPE:     Fermi-LAT Offline Position
TRIGGER_NUM:     210520797
GRB_RA:          123.000d {+08h 12m 00s} (J2000),
                 123.008d {+08h 12m 02s} (current),
                 122.978d {+08h 11m 55s} (1950)
GRB_DEC:         -69.400d {-69d 24' 00"} (J2000),
                 -69.465d {-69d 27' 52"} (current),
                 -69.248d {-69d 14' 53"} (1950)
GRB_ERROR:       44.39 [arcmin radius, 90% containment, statistical only]
GRB_DATE:        19354 TJD;   140 DOY;   21/05/20
GRB_TIME:        68822.00 SOD {19:07:02.00} UT
TRIGGER_ID:      0x20000000
MISC:            0x40000000
SUN_POSTN:        58.14d {+03h 52m 33s}  +20.21d {+20d 12' 42"}
SUN_DIST:        100.59 [deg]   Sun_angle= -4.3 [hr] (East of Sun)
MOON_POSTN:      170.01d {+11h 20m 03s}  +10.00d {+10d 00' 02"}
MOON_DIST:        85.82 [deg]
MOON_ILLUM:      64 [%]
GAL_COORDS:      282.53,-18.60 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:      207.94,-77.47 [deg] ecliptic lon,lat of the burst (or transient)
COMMENTS:        Fermi LAT Offline position.  
COMMENTS:        This Notice was ground-generated -- not flight-generated.  
COMMENTS:        It is the result of human-in-the-loop processing.  
COMMENTS:        This is a human generated position of a LAT ground detection.  
COMMENTS:        This source corresponds to GBM trigger 643230427.939988 / 210520797.