[vsnet-grb 123245] GCN/SWIFT_XRT_POSITION_NACK

[Bacodine]

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Tue 11 May 10 11:51:58 UT
NOTICE_TYPE:     Swift-XRT Nack-Position
TRIGGER_NUM:     421695,   Seg_Num: 0
POINT_RA:        280.599d {+18h 42m 24s} (J2000)
POINT_DEC:       +18.328d {+18d 19' 40"} (J2000)
IMG_START_DATE:  15327 TJD;   131 DOY;   10/05/11
IMG_START_TIME:  42710.73 SOD {11:51:50.73} UT,   71.7 [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.