Velocity [angular]

unit name	symbol	SI equiv.
degrees per minute	°/min	2.90888e-04 rad/s
degrees per second	°/s	1.74533e-02 rad/s	i degrees per second Standard unit of angle measure, equal to 1/360 circle, 60 minutes, 3600 seconds, or about 0.017 453 293 radian
radian per minute	rad/minute	1.66667e-02 rad/s
radian per second	rad/s	1 rad/s	i radian per second a common unit of angular velocity. One radian per second is equal to about 9.54930 rpm. This unit has been called a strob.
revolutions per minute	rpm	1.0472e-01 rad/s
revolutions per second	rps	6.28319 rad/s