[vsnet-grb 291574] GCN/SWIFT_XRT_POSITION_NACK

[Bacodine]

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Wed 18 May 16 09:10:35 UT
NOTICE_TYPE:     Swift-XRT Nack-Position
TRIGGER_NUM:     686761,   Seg_Num: 0
POINT_RA:        293.715d {+19h 34m 52s} (J2000)
POINT_DEC:       +21.882d {+21d 52' 54"} (J2000)
IMG_START_DATE:  17526 TJD;   139 DOY;   16/05/18
IMG_START_TIME:  33022.99 SOD {09:10:22.99} UT,   59.1 [sec] since BAT Trigger Time
COUNTS:          1    Min_needed= 20
STD_DEV:         0.00   Max_StdDev_for_Good=28.44 [arcsec]
PH2_ITER:        0    Max_iter_allowed= 4
ERROR_CODE:      1
COMMENTS:        SWIFT-XRT Nack Position.  
COMMENTS:        No source found in the image.