 ---
 angular velocity
            lat.n    lon.e      rate (deg./m.y.
 SL  -BH     45.707  -92.013  1.0067
  
 covariance matrix (rad2/m.y.2 e-10
    7604.9      63.7     103.3
      63.7    7968.6     -47.6
     103.3     -47.6    7733.1
  
