[vsnet-grb 156154] GCN/SWIFT_XRT_POSITION_NACK

[Bacodine]

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Sat 20 Aug 11 17:40:10 UT
NOTICE_TYPE:     Swift-XRT Nack-Position
TRIGGER_NUM:     501095,   Seg_Num: 0
POINT_RA:        343.329d {+22h 53m 19s} (J2000)
POINT_DEC:       +70.310d {+70d 18' 35"} (J2000)
IMG_START_DATE:  15793 TJD;   232 DOY;   11/08/20
IMG_START_TIME:  63586.83 SOD {17:39:46.83} UT,   79.0 [sec] since BAT Trigger Time
COUNTS:          34    Min_needed= 20
STD_DEV:         0.00   Max_StdDev_for_Good=28.44 [arcsec]
PH2_ITER:        4    Max_iter_allowed= 4
ERROR_CODE:      2
COMMENTS:        SWIFT-XRT Nack Position.  
COMMENTS:        Algorithm did not converge; too many iterations.