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TITLE:           GCN/FERMI NOTICE
NOTICE_DATE:     Sat 17 Apr 21 22:57:53 UT
NOTICE_TYPE:     Fermi-GBM Alert
RECORD_NUM:      1
TRIGGER_NUM:     640393072
GRB_DATE:        19321 TJD;   107 DOY;   21/04/17
GRB_TIME:        82667.04 SOD {22:57:47.04} 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, 0,0,1, 0,0,1, 0,0,
LC_URL:          http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2021/bn210417957/quicklook/glg_lc_medres34_bn210417957.gif
COMMENTS:        Fermi-GBM Trigger Alert.  
COMMENTS:        This trigger occurred at longitude,latitude = 90.90,25.43 [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 17 Apr 21 22:58:11 UT
NOTICE_TYPE:     Fermi-GBM Flight Position
RECORD_NUM:      44
TRIGGER_NUM:     640393072
GRB_RA:          163.900d {+10h 55m 36s} (J2000),
                 164.169d {+10h 56m 41s} (current),
                 163.268d {+10h 53m 04s} (1950)
GRB_DEC:          -6.117d {-06d 07' 00"} (J2000),
                  -6.231d {-06d 13' 49"} (current),
                  -5.850d {-05d 50' 58"} (1950)
GRB_ERROR:       21.98 [deg radius, statistical plus systematic]
GRB_INTEN:       132 [cnts/sec]
DATA_SIGNIF:     5.00 [sigma]
INTEG_TIME:      1.024 [sec]
GRB_DATE:        19321 TJD;   107 DOY;   21/04/17
GRB_TIME:        82667.04 SOD {22:57:47.04} UT
GRB_PHI:         183.00 [deg]
GRB_THETA:       115.00 [deg]
DATA_TIME_SCALE: 1.0240 [sec]
HARD_RATIO:      0.00
LOC_ALGORITHM:   3 (version number of)
MOST_LIKELY:     100%  Below horizon
2nd_MOST_LIKELY:   0%  n/a
DETECTORS:       0,0,0, 0,0,0, 0,0,1, 0,0,1, 0,0,
SUN_POSTN:        26.15d {+01h 44m 35s}  +10.81d {+10d 48' 51"}
SUN_DIST:        138.27 [deg]   Sun_angle= -9.2 [hr] (East of Sun)
MOON_POSTN:       91.81d {+06h 07m 15s}  +25.29d {+25d 17' 29"}
MOON_DIST:        76.94 [deg]
MOON_ILLUM:      28 [%]
GAL_COORDS:      258.53, 46.53 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:      167.57,-11.97 [deg] ecliptic lon,lat of the burst (or transient)
LC_URL:          http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2021/bn210417957/quicklook/glg_lc_medres34_bn210417957.gif
COMMENTS:        Fermi-GBM Flight-calculated Coordinates.  
COMMENTS:        This trigger occurred at longitude,latitude = 90.90,25.43 [deg].  
COMMENTS:        The LC_URL file will not be created until ~15 min after the trigger.