navcon_msgs/DynamicPositioning Action

#The GOAL
geometry_msgs/PointStamped T1 # Desired station point
float32 yaw # The desired yaw for overactuated vehicles
float32 radius # The operation radius for underactuated vehicles
---
#The result
geometry_msgs/PointStamped position# Finish point
---
#The feedback
geometry_msgs/PointStamped error # The current station keeping error
float32 distance
float32 bearing