[vsnet-grb 149435] GCN/SWIFT_FOM_OBSERVE

Bacodine vxw at capella2.gsfc.nasa.gov
Sat May 21 05:29:32 JST 2011


TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Fri 20 May 11 20:29:32 UT
NOTICE_TYPE:     Swift-FOM Will_Observe
TRIGGER_NUM:     453747,   Seg_Num: 0
GRB_RA:          134.375d {+08h 57m 30s} (J2000),
                 134.589d {+08h 58m 21s} (current),
                 133.432d {+08h 53m 44s} (1950)
GRB_DEC:         +56.402d {+56d 24' 06"} (J2000),
                 +56.357d {+56d 21' 27"} (current),
                 +56.595d {+56d 35' 42"} (1950)
GRB_DATE:        15701 TJD;   140 DOY;   11/05/20
GRB_TIME:        73728.19 SOD {20:28:48.19} UT
TRIGGER_INDEX:   271
RATE_SIGNIF:     15.90 [sigma]
IMAGE_SIGNIF:    7.87 [sigma]
FLAGS:           0x3
MERIT:           100.00
SUN_POSTN:        57.28d {+03h 49m 06s}  +20.04d {+20d 02' 15"}
SUN_DIST:         66.45 [deg]   Sun_angle= -5.2 [hr] (East of Sun)
MOON_POSTN:      284.72d {+18h 58m 53s}  -20.94d {-20d 56' 17"}
MOON_DIST:       138.26 [deg]
MOON_ILLUM:      86 [%]
GAL_COORDS:      160.68, 39.59 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:      119.14, 37.36 [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 = 263.04,12.66 [deg].  


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