[vsnet-grb 326177] GCN/SWIFT_FOM_OBSERVE

Bacodine vxw at capella2.gsfc.nasa.gov
Fri May 19 14:10:54 JST 2017


TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Fri 19 May 17 05:10:53 UT
NOTICE_TYPE:     Swift-FOM Will_Observe
TRIGGER_NUM:     753445,   Seg_Num: 0
GRB_RA:          163.450d {+10h 53m 48s} (J2000),
                 163.686d {+10h 54m 45s} (current),
                 162.771d {+10h 51m 05s} (1950)
GRB_DEC:         +25.378d {+25d 22' 41"} (J2000),
                 +25.285d {+25d 17' 07"} (current),
                 +25.644d {+25d 38' 40"} (1950)
GRB_DATE:        17892 TJD;   139 DOY;   17/05/19
GRB_TIME:        18602.80 SOD {05:10:02.80} UT
TRIGGER_INDEX:   289
RATE_SIGNIF:     14.35 [sigma]
IMAGE_SIGNIF:    10.30 [sigma]
FLAGS:           0x3
MERIT:           100.00
SUN_POSTN:        56.19d {+03h 44m 45s}  +19.81d {+19d 48' 29"}
SUN_DIST:         96.37 [deg]   Sun_angle= -7.2 [hr] (East of Sun)
MOON_POSTN:      332.65d {+22h 10m 36s}  -11.54d {-11d 32' 05"}
MOON_DIST:       162.74 [deg]
MOON_ILLUM:      48 [%]
GAL_COORDS:      210.02, 63.63 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:      154.85, 16.91 [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 = 227.65,-8.98 [deg].  



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