diff --git a/src/classes/@Oper/Oper.m b/src/classes/@Oper/Oper.m
index d3c04991866fa5679b1db0cef7b2c2a88cc77044..3c63d2173a339016a40434e2bb570a172716deae 100644
--- a/src/classes/@Oper/Oper.m
+++ b/src/classes/@Oper/Oper.m
@@ -54,11 +54,14 @@ classdef Oper < handle
         alt   (1, 1) double {mustBeNonnegative} % Altitude, [m]
         speed (1, 1) double {mustBeNonnegative} % Axial speed, [m/s]
         rpm   (:, 1) double {mustBeNonnegative} % Rotor rotation speed, [rpm]
-        rps   (:, 1) double {mustBeNonnegative} % Rotor rotation speed, [rps]
-        omega (:, 1) double {mustBeNonnegative} % Rotor rotation speed, [rad/s]
         coll  (:, 1) double {mustBeFinite}      % Rotor collective pitch, [rad]
         Flow  (1, 1) Flow % Flow object, describing the external flow properties
     end
+    
+    properties(Dependent)
+        rps   (:, 1) double {mustBeNonnegative} % Rotor rotation speed, [rps]
+        omega (:, 1) double {mustBeNonnegative} % Rotor rotation speed, [rad/s]
+    end
 
     methods
 
@@ -69,14 +72,22 @@ classdef Oper < handle
             if nargin > 0
                 self.alt = alt;
                 self.rpm = rpm;
-                self.rps = rpm / 60;
-                self.omega = rpm / 60 * (2 * pi);
                 self.speed = speed;
                 self.coll = deg2rad(coll);
                 self.Flow = Flow(fluidType, alt, speed, 0, 0); % TODO: Set angles properly
             end
 
         end
+        
+        % ---------------------------------------------
+        % Get methods for dependent properties
+        function ans = get.rps(self)
+            ans = self.rpm/60;
+        end
+        
+        function ans = get.omega(self)
+            ans = self.rpm/60*2*pi;
+        end
 
         % ---------------------------------------------
         % Other methods