Distance divided by time.
Foot per Hours to Nautical mile per Hours Converter — ft/h to nmi/h
Convert Foot per Hours (ft/h) to Nautical mile per Hours (nmi/h) using the exact conversion factor (1 foot per hours = 0.0001645788 nautical mile per hours). See the formula, worked examples, and conversion table.
Foot per Hours to Nautical mile per Hours converter
Converter
Speed Converter
Convert road, aviation, marine, lab, and scientific speed units.
Context values
Some unit families need one extra value for a physically accurate result.
Distance divided by time.
Result = input x 8.46666667e-5 / 0.5144444444.
Speed uses meters per second as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Foot per Hours to Nautical mile per Hours
Foot per Hours and Nautical mile per Hours both describe speed, and the conversion matters whenever a maritime or aviation speed (knots) needs to be compared against a road speed (mph). Both are distance divided by time units.
Formula
nautical mile per hours = foot per hours × 0.000164578833693
This factor comes from each unit's defined relationship to the category's base unit: 1 foot per hours equals 0.0000846666666667 base units, and 1 nautical mile per hours equals 0.514444444444 base units, so dividing one by the other gives the direct foot per hours-to-nautical mile per hours factor of 0.000164578833693.
Simple example
1 ft/h × 0.0001645788337 = 0.0001645788 nmi/h
1 foot per hours = 0.0001645788 nautical mile per hours.
Real-world example
10 ft/h × 0.0001645788337 = 0.0016457883 nmi/h
10 foot per hours = 0.0016457883 nautical mile per hours.
Conversion table
| Foot per Hours (ft/h) | Nautical mile per Hours (nmi/h) |
|---|---|
| 1 ft/h | 0.0001645788 nmi/h |
| 5 ft/h | 0.0008228942 nmi/h |
| 10 ft/h | 0.0016457883 nmi/h |
| 25 ft/h | 0.0041144708 nmi/h |
| 50 ft/h | 0.0082289417 nmi/h |
| 100 ft/h | 0.0164578834 nmi/h |
Reverse conversion: Nautical mile per Hours to Foot per Hours
0.0001645788 nmi/h × 6076.115486 = 0.9999997953 ft/h
0.0001645788 nautical mile per hours = 0.9999997953 foot per hours.
foot per hours = nautical mile per hours × 6076.11548556
For a page dedicated to this direction, see Nautical mile per Hours to Foot per Hours.
Understanding the Foot per Hours (ft/h)
Distance divided by time.
Understanding the Nautical mile per Hours (nmi/h)
Distance divided by time.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many nautical mile per hours are in 1 foot per hours?
1 foot per hours equals 0.0001645788 nautical mile per hours, using the exact defined conversion factor rather than an estimate.
How do I convert foot per hours to nautical mile per hours?
Multiply the foot per hours value by 0.0001645788337. The converter above does this instantly to whatever precision you set.
How do I convert nautical mile per hours back to foot per hours?
Use the reverse factor: 1 nautical mile per hours equals 6,076.115486 foot per hours. You can also use the swap control in the converter above to flip the direction instantly.
What is a foot per hours?
Foot per Hours (ft/h) is a unit of speed.
What is a nautical mile per hours?
Nautical mile per Hours (nmi/h) is a unit of speed.
Is the foot per hours to nautical mile per hours conversion exact?
Yes. Both foot per hours and nautical mile per hours are defined by fixed standards rather than physical artifacts, so the factor of 0.0001645788337 used above is exact to as many digits as you choose to display.