[vsnet-grb 17467] GCN/SWIFT_XRT_POSITION_NACK

[Bacodine]

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Sat 18 Feb 06 03:37:12 UT
NOTICE_TYPE:     Swift-XRT Nack-Position
TRIGGER_NUM:     191157,   Seg_Num: 0
POINT_RA:         50.396d {+03h 21m 35s} (J2000)
POINT_DEC:       +16.870d {+16d 52' 13"} (J2000)
IMG_START_DATE:  13784 TJD;    49 DOY;   06/02/18
IMG_START_TIME:  13024.05 SOD {03:37:04.05} UT,   153.1 [sec] since BAT Trigger Time
COUNTS:          95    Min_needed= 20
STD_DEV:         47.52   Max_StdDev_for_Good=28.44 [arcsec]
PH2_ITER:        2    Max_iter_allowed= 4
ERROR_CODE:      3
COMMENTS:        SWIFT-XRT Nack Position.  
COMMENTS:        Standard deviation too large.