[vsnet-grb 279643] GCN/SWIFT_XRT_POSITION_NACK

[Bacodine]

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Tue 29 Dec 15 06:52:00 UT
NOTICE_TYPE:     Swift-XRT Nack-Position
TRIGGER_NUM:     668689,   Seg_Num: 0
POINT_RA:        329.414d {+21h 57m 39s} (J2000)
POINT_DEC:       -20.723d {-20d 43' 22"} (J2000)
IMG_START_DATE:  17385 TJD;   363 DOY;   15/12/29
IMG_START_TIME:  24714.91 SOD {06:51:54.91} UT,   87.0 [sec] since BAT Trigger Time
COUNTS:          18    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.