[vsnet-grb 338125] GCN/SWIFT_FOM_OBSERVE

Bacodine vxw at capella2.gsfc.nasa.gov
Sun Sep 3 21:49:45 JST 2017


TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Sun 03 Sep 17 12:49:35 UT
NOTICE_TYPE:     Swift-FOM Will_Observe
TRIGGER_NUM:     770528,   Seg_Num: 0
GRB_RA:          254.512d {+16h 58m 03s} (J2000),
                 254.672d {+16h 58m 41s} (current),
                 254.059d {+16h 56m 14s} (1950)
GRB_DEC:         +34.983d {+34d 59' 01"} (J2000),
                 +34.957d {+34d 57' 26"} (current),
                 +35.059d {+35d 03' 32"} (1950)
GRB_DATE:        17999 TJD;   246 DOY;   17/09/03
GRB_TIME:        46147.21 SOD {12:49:07.21} UT
TRIGGER_INDEX:   153
RATE_SIGNIF:     17.77 [sigma]
IMAGE_SIGNIF:    9.84 [sigma]
FLAGS:           0x3
MERIT:           100.00
SUN_POSTN:       162.67d {+10h 50m 40s}   +7.36d {+07d 21' 33"}
SUN_DIST:         87.42 [deg]   Sun_angle= -6.1 [hr] (East of Sun)
MOON_POSTN:      310.64d {+20h 42m 33s}  -16.65d {-16d 38' 47"}
MOON_DIST:        74.02 [deg]
MOON_ILLUM:      92 [%]
GAL_COORDS:       57.71, 37.42 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:      246.21, 57.15 [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 = 183.84,16.39 [deg].  



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