Convert Feet per Minute to Nautical Miles per Minute
Convert Feet per Minute (ft/min) to Nautical Miles per Minute (nmi/min) instantly and accurately.
Conversion Formula
nmi/min = ft/min × 0.0001645788337
About Feet per Minute
A foot per minute (ft/min) = 5.08 × 10⁻³ m/s - the US standard for elevator speed, HVAC duct velocity, and conveyor speed. Residential lifts: 100-200 ft/min; commercial 200-400 ft/min; skyscraper express lifts 1,000-3,000 ft/min (Burj Khalifa 2,953 ft/min). HVAC low-velocity ductwork: 500-1,000 ft/min; medium-velocity 1,000-2,200 ft/min. Paper machine Fourdrinier wires: 200-6,000 ft/min. 1 ft/min = 0.00508 m/s.
About Nautical Miles per Minute
A nautical mile per minute (nmi/min) = 1,852/60 m/s ≈ 30.867 m/s = 60 knots. At 1 nmi/min, elapsed time in minutes equals distance in nautical miles - dead-reckoning made trivial. Mach 1 at sea level ≈ 1.1 nmi/min; Concorde at Mach 2.02 flew ~3 nmi/min. ATC radar separation standards use nmi and minutes as native units, making nmi/min the implicit reference. 1 nmi/min = 1,852 km/h = 60 kn.
Quick Reference Table
| Feet per Minute (ft/min) | Nautical Miles per Minute (nmi/min) |
|---|---|
| 1 ft/min | 0.000164579 nmi/min |
| 2 ft/min | 0.000329158 nmi/min |
| 5 ft/min | 0.000822894 nmi/min |
| 10 ft/min | 0.00164579 nmi/min |
| 25 ft/min | 0.00411447 nmi/min |
| 50 ft/min | 0.00822894 nmi/min |
| 100 ft/min | 0.0164579 nmi/min |