[vsnet-grb 291652] GCN/SWIFT_XRT_POSITION_NACK

[Bacodine]

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Thu 19 May 16 05:42:55 UT
NOTICE_TYPE:     Swift-XRT Nack-Position
TRIGGER_NUM:     686842,   Seg_Num: 0
POINT_RA:        293.752d {+19h 35m 01s} (J2000)
POINT_DEC:       +21.876d {+21d 52' 32"} (J2000)
IMG_START_DATE:  17527 TJD;   140 DOY;   16/05/19
IMG_START_TIME:  20565.83 SOD {05:42:45.83} UT,   80.0 [sec] since BAT Trigger Time
COUNTS:          48    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.