[vsnet-grb 261541] GCN/SWIFT_XRT_POSITION_NACK

[Bacodine]

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Sat 23 May 15 08:51:34 UT
NOTICE_TYPE:     Swift-XRT Nack-Position
TRIGGER_NUM:     641332,   Seg_Num: 0
POINT_RA:        353.471d {+23h 33m 53s} (J2000)
POINT_DEC:       -35.984d {-35d 59' 02"} (J2000)
IMG_START_DATE:  17165 TJD;   143 DOY;   15/05/23
IMG_START_TIME:  31887.70 SOD {08:51:27.70} UT,   141.3 [sec] since BAT Trigger Time
COUNTS:          2    Min_needed= 20
STD_DEV:         0.00   Max_StdDev_for_Good=28.44 [arcsec]
PH2_ITER:        1    Max_iter_allowed= 4
ERROR_CODE:      1
COMMENTS:        SWIFT-XRT Nack Position.  
COMMENTS:        No source found in the image.