 ---
 angular velocity
            lat.n    lon.e      rate (deg./m.y.
 sm  -sw     41.944  152.012  1.4053
  
 covariance matrix (rad2/m.y.2 e-10
  130654.3  -65532.6 -228092.8
  -65532.6   35759.1  116333.2
 -228092.8  116333.2  402777.3
  
