[vsnet-grb 357477] GCN/SWIFT_XRT_POSITION_NACK

[Bacodine]

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Sat 24 Feb 18 22:22:34 UT
NOTICE_TYPE:     Swift-XRT Nack-Position
TRIGGER_NUM:     811561,   Seg_Num: 0
POINT_RA:        202.641d {+13h 30m 34s} (J2000)
POINT_DEC:       +38.082d {+38d 04' 55"} (J2000)
IMG_START_DATE:  18173 TJD;    55 DOY;   18/02/24
IMG_START_TIME:  80548.19 SOD {22:22:28.19} UT,   80.5 [sec] since BAT Trigger Time
COUNTS:          6    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.