diff --git a/trick_sims/SIM_sun/README.md b/trick_sims/SIM_sun/README.md
index cdad3a6d..3e56d1d2 100644
--- a/trick_sims/SIM_sun/README.md
+++ b/trick_sims/SIM_sun/README.md
@@ -11,8 +11,8 @@ this simulation calculates the position of the Sun in the sky over time.
 ### Inputs
 Variable                                       | Type           |  Units
 -----------------------------------------------|----------------|-------
-sun\_predictor.sun.observer\_latitude          | double         | d
-sun\_predictor.sun.observer\_longitude         | double         | d
+sun\_predictor.sun.observer\_latitude          | double         | degree
+sun\_predictor.sun.observer\_longitude         | double         | degree
 sun\_predictor.sun.observer\_offset\_from\_UTC | int            | hr
 sun\_predictor.sun.local\_time                 | CALENDAR\_DATE | --
 
@@ -30,13 +30,13 @@ sec                        |  double            | s
 Variable                                         | Type           | Units
 -------------------------------------------------|----------------|--------
 sun\_predictor.sun.JD                            | double         | day
-sun\_predictor.sun.right\_ascension              | double         | d
-sun\_predictor.sun.declination                   | double         | d
-sun\_predictor.sun.hour\_angle                   | double         | d
+sun\_predictor.sun.right\_ascension              | double         | degree
+sun\_predictor.sun.declination                   | double         | degree
+sun\_predictor.sun.hour\_angle                   | double         | degree
 sun\_predictor.sun.local\_sidereal\_time         | double         | s
 sun\_predictor.sun.sidereal\_time\_at\_Greenwich | double         | s
-sun\_predictor.sun.solar\_azimuth                | double         | d
-sun\_predictor.sun.solar\_elevation              | double         | d
+sun\_predictor.sun.solar\_azimuth                | double         | degree
+sun\_predictor.sun.solar\_elevation              | double         | degree
 sun\_predictor.sun.local\_time                   | CALENDAR\_DATE | --
 sun\_predictor.sun.utc                           | CALENDAR\_DATE | --
 
diff --git a/trick_sims/SIM_wheelbot/README.md b/trick_sims/SIM_wheelbot/README.md
index af85a429..ada5e129 100644
--- a/trick_sims/SIM_wheelbot/README.md
+++ b/trick_sims/SIM_wheelbot/README.md
@@ -29,8 +29,8 @@ Variable                                       | Type           | Units | Defaul
 -----------------------------------------------|----------------|-------|--------------
 veh.vehicle.distanceBetweenWheels              | double         | m     | 0.183
 veh.vehicle.wheelRadius                        | double         | m     | 0.045
-veh.vehicle.wheelSpeedLimit                    | double         | r/s   | 8.880
-veh.vehicle.headingRateLimit                   | double         | r/s   | 𝛑/4
+veh.vehicle.wheelSpeedLimit                    | double         | rad/s | 8.880
+veh.vehicle.headingRateLimit                   | double         | rad/s | 𝛑/4
 veh.vehicle.wheelDragConstant                  | double         | --    | 1.875
 veh.vehicle.corningStiffness                   | double         | --    | 10.0
 veh.vehicle.slowDownDistance                   | double         | --    | 0.5 
@@ -50,15 +50,15 @@ Variable                                       | Type           | Units
 -----------------------------------------------|----------------|-------
 veh.vehicle.position                           | double[2]      | m
 veh.vehicle.velocity                           | double[2]      | m
-veh.vehicle.heading                            | double         | r
-veh.vehicle.headingRate                        | double         | r
+veh.vehicle.heading                            | double         | rad
+veh.vehicle.headingRate                        | double         | rad
 
 
 ### Outputs
 Variable                                      | Type           | Units
 ----------------------------------------------|----------------|--------
 veh.vehicle.acceleration                      | double[2]      | m
-veh.vehicle.headingAccel                      | double         | r
+veh.vehicle.headingAccel                      | double         | rad
 veh.vehicle.driveForce                        | double[2]      | N
 veh.vehicle.lateralTireForce                  | double[2]      | N
 veh.vehicle.rollingResistForce                | double[2]      | N