[vsnet-grb 379047] GCN/SWIFT_FOM_OBSERVE

Bacodine vxw at capella2.gsfc.nasa.gov
Wed Sep 5 06:29:56 JST 2018


TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Tue 04 Sep 18 21:29:45 UT
NOTICE_TYPE:     Swift-FOM Will_Observe
TRIGGER_NUM:     859282,   Seg_Num: 0
GRB_RA:          274.250d {+18h 17m 00s} (J2000),
                 274.380d {+18h 17m 31s} (current),
                 273.904d {+18h 15m 37s} (1950)
GRB_DEC:         +46.623d {+46d 37' 24"} (J2000),
                 +46.631d {+46d 37' 52"} (current),
                 +46.603d {+46d 36' 12"} (1950)
GRB_DATE:        18365 TJD;   247 DOY;   18/09/04
GRB_TIME:        77312.41 SOD {21:28:32.41} UT
TRIGGER_INDEX:   476
RATE_SIGNIF:     10.00 [sigma]
IMAGE_SIGNIF:    8.12 [sigma]
FLAGS:           0x3
MERIT:           100.00
SUN_POSTN:       163.68d {+10h 54m 42s}   +6.95d {+06d 56' 46"}
SUN_DIST:         98.81 [deg]   Sun_angle= -7.4 [hr] (East of Sun)
MOON_POSTN:       95.95d {+06h 23m 48s}  +20.86d {+20d 51' 54"}
MOON_DIST:       112.49 [deg]
MOON_ILLUM:      30 [%]
GAL_COORDS:       74.40, 25.02 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:      278.53, 69.94 [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 = 26.53,19.11 [deg].  



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