[vsnet-grb 366028] GCN/SWIFT_FOM_OBSERVE

Bacodine vxw at capella2.gsfc.nasa.gov
Fri May 11 05:16:40 JST 2018


TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Thu 10 May 18 20:16:40 UT
NOTICE_TYPE:     Swift-FOM Will_Observe
TRIGGER_NUM:     831816,   Seg_Num: 0
GRB_RA:           77.989d {+05h 11m 57s} (J2000),
                  78.033d {+05h 12m 08s} (current),
                  77.868d {+05h 11m 28s} (1950)
GRB_DEC:         -62.335d {-62d 20' 05"} (J2000),
                 -62.314d {-62d 18' 49"} (current),
                 -62.393d {-62d 23' 35"} (1950)
GRB_DATE:        18248 TJD;   130 DOY;   18/05/10
GRB_TIME:        72942.27 SOD {20:15:42.27} UT
TRIGGER_INDEX:   300
RATE_SIGNIF:     9.64 [sigma]
IMAGE_SIGNIF:    9.44 [sigma]
FLAGS:           0x3
MERIT:           100.00
SUN_POSTN:        47.68d {+03h 10m 43s}  +17.77d {+17d 46' 19"}
SUN_DIST:         83.60 [deg]   Sun_angle= -2.0 [hr] (East of Sun)
MOON_POSTN:      353.15d {+23h 32m 37s}   -6.60d {-06d 35' 52"}
MOON_DIST:        81.78 [deg]
MOON_ILLUM:      24 [%]
GAL_COORDS:      271.86,-35.28 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:       33.67,-83.33 [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 = 1.87,3.35 [deg].  



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