[vsnet-grb 322068] GCN/SWIFT_FOM_OBSERVE

Bacodine vxw at capella2.gsfc.nasa.gov
Wed Apr 19 22:27:27 JST 2017


TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Wed 19 Apr 17 13:27:15 UT
NOTICE_TYPE:     Swift-FOM Will_Observe
TRIGGER_NUM:     748898,   Seg_Num: 0
GRB_RA:           79.866d {+05h 19m 28s} (J2000),
                  80.050d {+05h 20m 12s} (current),
                  79.333d {+05h 17m 20s} (1950)
GRB_DEC:         -21.420d {-21d 25' 12"} (J2000),
                 -21.404d {-21d 24' 12"} (current),
                 -21.471d {-21d 28' 13"} (1950)
GRB_DATE:        17862 TJD;   109 DOY;   17/04/19
GRB_TIME:        48400.20 SOD {13:26:40.20} UT
TRIGGER_INDEX:   137
RATE_SIGNIF:     11.53 [sigma]
IMAGE_SIGNIF:    7.66 [sigma]
FLAGS:           0x3
MERIT:           100.00
SUN_POSTN:        27.61d {+01h 50m 26s}  +11.36d {+11d 21' 33"}
SUN_DIST:         61.02 [deg]   Sun_angle= -3.5 [hr] (East of Sun)
MOON_POSTN:      302.79d {+20h 11m 10s}  -17.41d {-17d 24' 30"}
MOON_DIST:       122.91 [deg]
MOON_ILLUM:      49 [%]
GAL_COORDS:      223.46,-29.35 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:       76.75,-44.39 [deg] ecliptic lon,lat of the burst (or transient)
COMMENTS:        SWIFT Figure-of-Merit decision.  
COMMENTS:        This was of sufficient merit to become the new Automated Target;  
COMMENTS:        but if the Current PPT has a greater merit, then we will not request a slew.  
COMMENTS:        FOM will request the s/c to slew.  
COMMENTS:        The S/C has yet to make its decision about safe to slew or not.  
COMMENTS:        This does not match any source in the ground catalog.  
COMMENTS:           
COMMENTS:        The next comments were copied from the BAT_POS Notice:  
COMMENTS:        This is a rate trigger.  
COMMENTS:        A point_source was found.  
COMMENTS:        This does not match any source in the on-board catalog.  
COMMENTS:        This is a GRB.  
COMMENTS:        This trigger occurred at longitude,latitude = 352.38,-12.91 [deg].  



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