diff --git a/aman/sys/aco/RunwayManager.py b/aman/sys/aco/RunwayManager.py
index eefb942..fbf6a35 100644
--- a/aman/sys/aco/RunwayManager.py
+++ b/aman/sys/aco/RunwayManager.py
@@ -38,7 +38,6 @@ class RunwayManager:
         # calculate the arrival times for the dependent inbounds
         for dependentRunway in self.Configuration.RunwayConstraints.findDependentRunways(runway):
             if None != self.RunwayInbounds[dependentRunway.Runway.Name]:
-                # TODO staggered spacing variabel
                 candidate = self.RunwayInbounds[dependentRunway.Runway.Name].Inbound.PlannedArrivalTime + timedelta(minutes = 3 / (node.Inbound.PerformanceData.SpeedApproach / 60))
                 if None == constrainedETA or candidate > constrainedETA:
                     constrainedETA = candidate