[vsnet-grb 400773] GCN/SWIFT_FOM_OBSERVE

Bacodine vxw at capella2.gsfc.nasa.gov
Wed Mar 20 10:16:11 JST 2019


TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Wed 20 Mar 19 01:15:47 UT
NOTICE_TYPE:     Swift-FOM Will_Observe
TRIGGER_NUM:     893808,   Seg_Num: 0
GRB_RA:          117.811d {+07h 51m 15s} (J2000),
                 117.959d {+07h 51m 50s} (current),
                 117.424d {+07h 49m 42s} (1950)
GRB_DEC:         -45.890d {-45d 53' 22"} (J2000),
                 -45.940d {-45d 56' 22"} (current),
                 -45.761d {-45d 45' 37"} (1950)
GRB_DATE:        18562 TJD;    79 DOY;   19/03/20
GRB_TIME:        4476.60 SOD {01:14:36.60} UT
TRIGGER_INDEX:   337
RATE_SIGNIF:     11.44 [sigma]
IMAGE_SIGNIF:    7.63 [sigma]
FLAGS:           0x3
MERIT:           100.00
SUN_POSTN:       359.21d {+23h 56m 52s}   -0.34d {-00d 20' 24"}
SUN_DIST:        109.28 [deg]   Sun_angle= -7.9 [hr] (East of Sun)
MOON_POSTN:      167.82d {+11h 11m 16s}   +9.50d {+09d 29' 59"}
MOON_DIST:        71.12 [deg]
MOON_ILLUM:      99 [%]
GAL_COORDS:      259.92, -9.65 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:      139.31,-64.64 [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 = 58.21,-20.07 [deg].  



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