omega     omega       v_r        v_r
 Pitch type     spin direction    (RPM)    (rad/s)     (m/s)      (mph)
----------------------------------------------------------------------------
  fastball       backspin         2200      230.4     8.49        19.0

  changeup       backspin         1300      136.1     5.01        11.2

  curve          topspin          1300      136.1     5.01        11.2
----------------------------------------------------------------------------