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TITLE:           GCN/FERMI NOTICE
NOTICE_DATE:     Sat 18 Sep 21 04:58:24 UT
NOTICE_TYPE:     Fermi-GBM Alert
RECORD_NUM:      1
TRIGGER_NUM:     653633903
GRB_DATE:        19475 TJD;   261 DOY;   21/09/18
GRB_TIME:        17898.93 SOD {04:58:18.93} UT
TRIGGER_SIGNIF:  4.7 [sigma]
TRIGGER_DUR:     0.512 [sec]
E_RANGE:         3-4 [chan]   47-291 [keV]
ALGORITHM:       10
DETECTORS:       0,0,0, 0,0,0, 0,1,0, 0,1,0, 0,0,
LC_URL:          http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2021/bn210918207/quicklook/glg_lc_medres34_bn210918207.gif
COMMENTS:        Fermi-GBM Trigger Alert.  
COMMENTS:        This trigger occurred at longitude,latitude = 18.10,-19.48 [deg].  
COMMENTS:        The LC_URL file will not be created until ~15 min after the trigger.  
 
 
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TITLE:           GCN/FERMI NOTICE
NOTICE_DATE:     Sat 18 Sep 21 04:58:43 UT
NOTICE_TYPE:     Fermi-GBM Flight Position
RECORD_NUM:      48
TRIGGER_NUM:     653633903
GRB_RA:           93.183d {+06h 12m 44s} (J2000),
                  93.439d {+06h 13m 45s} (current),
                  92.594d {+06h 10m 23s} (1950)
GRB_DEC:         -10.450d {-10d 26' 59"} (J2000),
                 -10.457d {-10d 27' 24"} (current),
                 -10.436d {-10d 26' 08"} (1950)
GRB_ERROR:       13.88 [deg radius, statistical plus systematic]
GRB_INTEN:       106 [cnts/sec]
DATA_SIGNIF:     6.10 [sigma]
INTEG_TIME:      1.024 [sec]
GRB_DATE:        19475 TJD;   261 DOY;   21/09/18
GRB_TIME:        17898.93 SOD {04:58:18.93} UT
GRB_PHI:           0.00 [deg]
GRB_THETA:         0.00 [deg]
DATA_TIME_SCALE: 1.0240 [sec]
HARD_RATIO:      0.00
LOC_ALGORITHM:   3 (version number of)
MOST_LIKELY:     100%  Unreliable location
2nd_MOST_LIKELY:   0%  n/a
DETECTORS:       0,0,0, 0,0,0, 0,1,0, 0,1,0, 0,0,
SUN_POSTN:       175.88d {+11h 43m 31s}   +1.78d {+01d 47' 03"}
SUN_DIST:         82.90 [deg]   Sun_angle= 5.5 [hr] (West of Sun)
MOON_POSTN:      325.41d {+21h 41m 38s}  -19.07d {-19d 04' 16"}
MOON_DIST:       120.88 [deg]
MOON_ILLUM:      91 [%]
GAL_COORDS:      218.00,-13.29 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:       93.77,-33.85 [deg] ecliptic lon,lat of the burst (or transient)
LC_URL:          http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2021/bn210918207/quicklook/glg_lc_medres34_bn210918207.gif
COMMENTS:        Fermi-GBM Flight-calculated Coordinates.  
COMMENTS:        This trigger occurred at longitude,latitude = 18.10,-19.48 [deg].  
COMMENTS:        The LC_URL file will not be created until ~15 min after the trigger.