bool condition_local_position_valid # set to true by the commander app if the quality of the local position estimate is good enough to use for navigation
bool condition_local_velocity_valid # set to true by the commander app if the quality of the local horizontal velocity data is good enough to use for navigation
bool condition_global_position_valid # set to true by the commander app if the quality of the global position estimate is good enough to use for navigation
bool condition_home_position_valid # indicates a valid home position (a valid home position is not always a valid launch)