[vsnet-grb 259169] GCN/SWIFT_XRT_POSITION_NACK

[Bacodine]

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Thu 23 Apr 15 06:29:48 UT
NOTICE_TYPE:     Swift-XRT Nack-Position
TRIGGER_NUM:     638808,   Seg_Num: 0
POINT_RA:        221.605d {+14h 46m 25s} (J2000)
POINT_DEC:       +12.292d {+12d 17' 31"} (J2000)
IMG_START_DATE:  17135 TJD;   113 DOY;   15/04/23
IMG_START_TIME:  23354.82 SOD {06:29:14.82} UT,   70.1 [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.