#x (kpc)   v (km/s)  v_err (km/s)
 -8.41   67.15   11.77
 -5.79   79.50   11.77
 -4.61   70.11   11.77
 -3.82   48.78   15.42
 -3.03   42.30   11.77
 -2.24   40.35   11.77
 -1.45   38.77   12.85
 -0.66   32.74   11.77
  0.13   -0.05   12.69
  0.92  -31.04   11.77
  1.71  -39.44   11.77
  2.50  -34.74   11.77
  3.29  -65.26   11.77
  4.08  -69.13   11.77
  4.87  -89.35   11.77
  5.66  -86.94   14.11
  6.45  -92.01   11.77