[vsnet-grb 158467] GCN/SWIFT_XRT_POSITION_NACK

[Bacodine]

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Mon 19 Sep 11 21:17:24 UT
NOTICE_TYPE:     Swift-XRT Nack-Position
TRIGGER_NUM:     503525,   Seg_Num: 0
POINT_RA:        251.747d {+16h 46m 59s} (J2000)
POINT_DEC:       -45.843d {-45d 50' 36"} (J2000)
IMG_START_DATE:  15823 TJD;   262 DOY;   11/09/19
IMG_START_TIME:  76627.50 SOD {21:17:07.50} UT,   56.0 [sec] since BAT Trigger Time
COUNTS:          10    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.