[vsnet-grb 170332] GCN/SWIFT_XRT_POSITION_NACK

[Bacodine]

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Sun 11 Mar 12 15:59:58 UT
NOTICE_TYPE:     Swift-XRT Nack-Position
TRIGGER_NUM:     517489,   Seg_Num: 0
POINT_RA:        258.504d {+17h 14m 01s} (J2000)
POINT_DEC:       -13.049d {-13d 02' 56"} (J2000)
IMG_START_DATE:  15997 TJD;    71 DOY;   12/03/11
IMG_START_TIME:  57558.53 SOD {15:59:18.53} UT,   3067.7 [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.