subroutine kfit_update_tracks(update) * * begin_doc * * Update tracks and covariance matrices after last fit * * Input Parameters: * update integer variable * 0 ==> Return chisquaree only (do not update track) * 1 ==> Return chisquare, update tracks * 2 ==> Return chisquare, update tracks & cov matrices * * Output Parameters: * * Other routines: * * Notes: * * Author: Paul R Avery Created: Mon Jul 28 09:41:41 EDT 1997 * * Major revisions: * * * end_doc