[vsnet-grb 445886] GCN/SWIFT_XRT_POSITION_NACK

[Bacodine]

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Sat 16 May 20 15:04:35 UT
NOTICE_TYPE:     Swift-XRT Nack-Position
TRIGGER_NUM:     972614,   Seg_Num: 0
POINT_RA:        274.571d {+18h 18m 17s} (J2000)
POINT_DEC:       -16.181d {-16d 10' 51"} (J2000)
IMG_START_DATE:  18985 TJD;   137 DOY;   20/05/16
IMG_START_TIME:  54267.55 SOD {15:04:27.55} UT,   58.9 [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.