[vsnet-grb 318087] GCN/SWIFT_FOM_OBSERVE

Bacodine vxw at capella2.gsfc.nasa.gov
Sat Mar 18 21:13:19 JST 2017


TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Sat 18 Mar 17 12:12:50 UT
NOTICE_TYPE:     Swift-FOM Will_Observe
TRIGGER_NUM:     743065,   Seg_Num: 0
GRB_RA:          305.645d {+20h 22m 35s} (J2000),
                 305.823d {+20h 23m 18s} (current),
                 305.127d {+20h 20m 30s} (1950)
GRB_DEC:         +28.409d {+28d 24' 32"} (J2000),
                 +28.465d {+28d 27' 53"} (current),
                 +28.248d {+28d 14' 51"} (1950)
GRB_DATE:        17830 TJD;    77 DOY;   17/03/18
GRB_TIME:        43916.52 SOD {12:11:56.52} UT
TRIGGER_INDEX:   307
RATE_SIGNIF:     16.49 [sigma]
IMAGE_SIGNIF:    12.17 [sigma]
FLAGS:           0x3
MERIT:           100.00
SUN_POSTN:       358.25d {+23h 53m 00s}   -0.76d {-00d 45' 32"}
SUN_DIST:         58.01 [deg]   Sun_angle= 3.5 [hr] (West of Sun)
MOON_POSTN:      243.53d {+16h 14m 08s}  -15.89d {-15d 53' 06"}
MOON_DIST:        74.77 [deg]
MOON_ILLUM:      70 [%]
GAL_COORDS:       68.45, -4.95 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:      317.69, 46.12 [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 = 244.01,-5.49 [deg].  



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