TuneVNAV Descent Pro3 is “……. an FMC-like bit of software that calculates the exact descent & approach speeds of a descending airplane, all the way to the runway. You can now easily select any Terminal Procedure for any APT in the World (AIRAC cycles). The computed approach speeds are the exact ACRFT’s Maneuvering speeds! Adjust your FMC with the TuneVNAV Pro3 computed speeds on the ground, at the departure APT!….”. Available from simMarket now.