[vsnet-grb 359149] GCN/SWIFT_FOM_OBSERVE

Bacodine vxw at capella2.gsfc.nasa.gov
Mon Mar 12 09:30:13 JST 2018


TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Mon 12 Mar 18 00:30:12 UT
NOTICE_TYPE:     Swift-FOM Will_Observe
TRIGGER_NUM:     813771,   Seg_Num: 0
GRB_RA:          275.025d {+18h 20m 06s} (J2000),
                 275.245d {+18h 20m 59s} (current),
                 274.419d {+18h 17m 41s} (1950)
GRB_DEC:          +7.192d {+07d 11' 33"} (J2000),
                  +7.201d {+07d 12' 05"} (current),
                  +7.169d {+07d 10' 10"} (1950)
GRB_DATE:        18189 TJD;    71 DOY;   18/03/12
GRB_TIME:        699.39 SOD {00:11:39.39} UT
TRIGGER_INDEX:   20000
RATE_SIGNIF:     0.00 [sigma]
IMAGE_SIGNIF:    7.92 [sigma]
FLAGS:           0x3
MERIT:           100.00
SUN_POSTN:       352.08d {+23h 28m 20s}   -3.42d {-03d 24' 56"}
SUN_DIST:         77.41 [deg]   Sun_angle= 5.1 [hr] (West of Sun)
MOON_POSTN:      290.19d {+19h 20m 45s}  -19.82d {-19d 48' 58"}
MOON_DIST:        30.76 [deg]
MOON_ILLUM:      27 [%]
GAL_COORDS:       35.83, 10.22 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:      275.79, 30.53 [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 an image trigger.  (The RATE_SIGNIF is undefined.)  
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 = 90.64,-9.32 [deg].  



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