[vsnet-grb 390912] GCN/SWIFT_XRT_POSITION_NACK

[Bacodine]

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Sat 22 Dec 18 21:44:40 UT
NOTICE_TYPE:     Swift-XRT Nack-Position
TRIGGER_NUM:     878504,   Seg_Num: 0
POINT_RA:        131.375d {+08h 45m 30s} (J2000)
POINT_DEC:        -5.492d {-05d 29' 31"} (J2000)
IMG_START_DATE:  18474 TJD;   356 DOY;   18/12/22
IMG_START_TIME:  78274.78 SOD {21:44:34.78} UT,   144.9 [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.