[vsnet-grb 357232] GCN/SWIFT_BAT_POSITION

Bacodine vxw at capella2.gsfc.nasa.gov
Thu Feb 22 22:10:46 JST 2018


TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Thu 22 Feb 18 13:10:34 UT
NOTICE_TYPE:     Swift-BAT GRB Position
TRIGGER_NUM:     811235,   Seg_Num: 0
GRB_RA:          256.571d {+17h 06m 17s} (J2000),
                 256.877d {+17h 07m 30s} (current),
                 255.728d {+17h 02m 55s} (1950)
GRB_DEC:         -36.803d {-36d 48' 08"} (J2000),
                 -36.826d {-36d 49' 32"} (current),
                 -36.736d {-36d 44' 08"} (1950)
GRB_ERROR:       3.00 [arcmin radius, statistical only]
GRB_INTEN:       6172 [cnts]    Image_Peak=236 [image_cnts]
TRIGGER_DUR:     2.048 [sec] 
TRIGGER_INDEX:   486     E_range: 50-350 keV
BKG_INTEN:       56951 [cnts]
BKG_TIME:        47371.48 SOD {13:09:31.48} UT
BKG_DUR:         24 [sec]
GRB_DATE:        18171 TJD;    53 DOY;   18/02/22
GRB_TIME:        47403.54 SOD {13:10:03.54} UT
GRB_PHI:          39.99 [deg]
GRB_THETA:        11.38 [deg]
SOLN_STATUS:     0x30000003
RATE_SIGNIF:     14.96 [sigma]
IMAGE_SIGNIF:    7.78 [sigma]
MERIT_PARAMS:     +1  +0  +0  +1  +3  -2  +0  +1 -25  +0 
SUN_POSTN:       335.76d {+22h 23m 03s}  -10.09d {-10d 05' 27"}
SUN_DIST:         75.11 [deg]   Sun_angle= 5.3 [hr] (West of Sun)
MOON_POSTN:       52.66d {+03h 30m 39s}  +13.65d {+13d 38' 52"}
MOON_DIST:       148.30 [deg]
MOON_ILLUM:      41 [%]
GAL_COORDS:      348.87,  2.43 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:      258.96,-13.88 [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 does not match any source in the ground catalog.  
COMMENTS:        This is a GRB.  
COMMENTS:        This trigger occurred at longitude,latitude = 258.39,18.71 [deg].  
COMMENTS:           
COMMENTS:        NOTE: This BAT event is spatially(0.00<0.1deg) and temporally(4.0<100sec) coincident with the INTEGRAL event (trignum=8015).  



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