[vsnet-grb 6405] GCN/SWIFT_XRT_POSITION_NACK

[Bacodine]

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Thu 08 Sep 05 05:44:24 UT
NOTICE_TYPE:     Swift-XRT Nack-Position
TRIGGER_NUM:     154112,   Seg_Num: 0
POINT_RA:         20.463d {+01h 21m 51s} (J2000)
POINT_DEC:       -13.015d {-13d 00' 52"} (J2000)
GRB_DATE:        13621 TJD;   251 DOY;   05/09/08
GRB_TIME:        20657.59 SOD {05:44:17.59} UT
COUNTS:          40    Min_needed= 20
STD_DEV:         50.04   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.