[vsnet-grb 344815] GCN/SWIFT_FOM_OBSERVE

Bacodine vxw at capella2.gsfc.nasa.gov
Fri Oct 27 17:24:02 JST 2017


TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Fri 27 Oct 17 08:24:02 UT
NOTICE_TYPE:     Swift-FOM Will_Observe
TRIGGER_NUM:     783479,   Seg_Num: 0
GRB_RA:           61.680d {+04h 06m 43s} (J2000),
                  61.905d {+04h 07m 37s} (current),
                  61.051d {+04h 04m 12s} (1950)
GRB_DEC:          -2.606d {-02d 36' 21"} (J2000),
                  -2.559d {-02d 33' 32"} (current),
                  -2.739d {-02d 44' 21"} (1950)
GRB_DATE:        18053 TJD;   300 DOY;   17/10/27
GRB_TIME:        30186.62 SOD {08:23:06.62} UT
TRIGGER_INDEX:   307
RATE_SIGNIF:     19.41 [sigma]
IMAGE_SIGNIF:    10.64 [sigma]
FLAGS:           0x3
MERIT:           100.00
SUN_POSTN:       211.86d {+14h 07m 26s}  -12.89d {-12d 53' 14"}
SUN_DIST:        146.41 [deg]   Sun_angle= 10.0 [hr] (West of Sun)
MOON_POSTN:      299.44d {+19h 57m 47s}  -18.67d {-18d 40' 15"}
MOON_DIST:       119.58 [deg]
MOON_ILLUM:      44 [%]
GAL_COORDS:      193.89,-37.31 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:       59.00,-23.05 [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 = 256.65,16.40 [deg].  



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