SUBROUTINE KNOVER(IK)
C
C  >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
C   "Override" the unconstrained track parameters by the current ones for
C   track IK, i.e. TR0WKN = TRKWKN. It is assumed that the covariance matrix
C   has been updated to reflect the new values.
C
C  IK        integer array (read)
C            Track ID in KN list
C  >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>