AirportLookupSim Database
Back to Tools

Top of Descent Calculator

Plan your descent perfectly. Enter your current altitude, target altitude, and ground speed to get your descent distance and target vertical speed (FPM).

Loading...

How to use the TOD Calculator in MSFS

Distance (NM) = (Altitude to lose / 1000) × 3 · Descent Rate (FPM) = Ground Speed × 5.