[vsnet-grb 377077] GCN/SWIFT_BAT_POSITION

[Bacodine]

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Fri 17 Aug 18 20:59:35 UT
NOTICE_TYPE:     Swift-BAT GRB Position
TRIGGER_NUM:     853790,   Seg_Num: 0
GRB_RA:          192.885d {+12h 51m 32s} (J2000),
                 193.112d {+12h 52m 27s} (current),
                 192.274d {+12h 49m 06s} (1950)
GRB_DEC:         +25.921d {+25d 55' 15"} (J2000),
                 +25.820d {+25d 49' 11"} (current),
                 +26.192d {+26d 11' 33"} (1950)
GRB_ERROR:       4.00 [arcmin radius, statistical only]
GRB_INTEN:       0 [cnts]    Image_Peak=880 [image_cnts]
TRIGGER_DUR:     64.000 [sec] 
TRIGGER_INDEX:   20000     E_range: 15-50 keV
BKG_INTEN:       0 [cnts]
BKG_TIME:        0.00 SOD {00:00:00.00} UT
BKG_DUR:         0 [sec]
GRB_DATE:        18347 TJD;   229 DOY;   18/08/17
GRB_TIME:        75498.55 SOD {20:58:18.55} UT
GRB_PHI:         -13.73 [deg]
GRB_THETA:        38.05 [deg]
SOLN_STATUS:     0x1099D
RATE_SIGNIF:     0.00 [sigma]
IMAGE_SIGNIF:    6.12 [sigma]
MERIT_PARAMS:     +0  +0 +125  +6  +1  -4 -100  +0 -71  +1 
SUN_POSTN:       147.19d {+09h 48m 45s}  +13.22d {+13d 13' 09"}
SUN_DIST:         44.83 [deg]   Sun_angle= -3.1 [hr] (East of Sun)
MOON_POSTN:      228.81d {+15h 15m 15s}  -12.73d {-12d 43' 49"}
MOON_DIST:        51.90 [deg]
MOON_ILLUM:      46 [%]
GAL_COORDS:      304.01, 88.79 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:      180.66, 28.74 [deg] ecliptic lon,lat of the burst (or transient)
COMMENTS:        SWIFT-BAT GRB Coordinates.  
COMMENTS:        This is an image trigger.  (The RATE_SIGNIF & BKG_{INTEN, TIME, DUR} are undefined.)  
COMMENTS:        A point_source was found.  
COMMENTS:        This is a low-flux event whose position matches one of the nearby galaxy sources in the on-board catalog!  
COMMENTS:        This matches a source in the on-board catalog: Num=12675=NGC4747,   delta=0.152 [deg].  
COMMENTS:        This matches a source in the ground catalog: NGC4747,   delta=0.152 [deg].  
COMMENTS:        This is a GRB in nearby galaxy or it is noise.  
COMMENTS:        This trigger occurred at longitude,latitude = 288.47,0.44 [deg].