[vsnet-grb 378323] GCN/SWIFT_BAT_POSITION

[Bacodine]

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Tue 28 Aug 18 18:57:55 UT
NOTICE_TYPE:     Swift-BAT GRB Position
TRIGGER_NUM:     856977,   Seg_Num: 0
GRB_RA:          268.700d {+17h 54m 48s} (J2000),
                 268.989d {+17h 55m 57s} (current),
                 267.925d {+17h 51m 42s} (1950)
GRB_DEC:         -25.800d {-25d 47' 58"} (J2000),
                 -25.802d {-25d 48' 05"} (current),
                 -25.792d {-25d 47' 28"} (1950)
GRB_ERROR:       3.00 [arcmin radius, statistical only]
GRB_INTEN:       15281 [cnts]    Image_Peak=758 [image_cnts]
TRIGGER_DUR:     1.024 [sec] 
TRIGGER_INDEX:   155     E_range: 50-350 keV
BKG_INTEN:       36379 [cnts]
BKG_TIME:        68242.49 SOD {18:57:22.49} UT
BKG_DUR:         8 [sec]
GRB_DATE:        18358 TJD;   240 DOY;   18/08/28
GRB_TIME:        68254.78 SOD {18:57:34.78} UT
GRB_PHI:          -7.39 [deg]
GRB_THETA:        53.36 [deg]
SOLN_STATUS:     0x20000103
RATE_SIGNIF:     120.68 [sigma]
IMAGE_SIGNIF:    16.50 [sigma]
MERIT_PARAMS:     +1  +0  +0  +0  +3  +5  +0  +1 +39  +0 
SUN_POSTN:       157.24d {+10h 28m 56s}   +9.52d {+09d 31' 18"}
SUN_DIST:        113.65 [deg]   Sun_angle= -7.5 [hr] (East of Sun)
MOON_POSTN:        2.97d {+00h 11m 54s}   -3.38d {-03d 22' 31"}
MOON_DIST:        92.11 [deg]
MOON_ILLUM:      95 [%]
GAL_COORDS:        3.74, -0.14 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:      268.83, -2.37 [deg] ecliptic lon,lat of the burst (or transient)
COMMENTS:        SWIFT-BAT GRB Coordinates.  
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 matches a source in the ground catalog: SwJ1753.7-2544,   delta=0.251 [deg].  
COMMENTS:        This is not a GRB.  
COMMENTS:        This trigger occurred at longitude,latitude = 75.77,8.24 [deg].  
COMMENTS:           
COMMENTS:        NOTE: This BAT event is temporally(8.0<100sec) coincident with the FERMI_GBM event (trignum=557175451).