Distance divided by time.
Foot per Days to Nautical mile per Days Converter — ft/d to nmi/d
Convert Foot per Days (ft/d) to Nautical mile per Days (nmi/d) using the exact conversion factor (1 foot per days = 0.0001645788 nautical mile per days). See the formula, worked examples, and conversion table.
Foot per Days to Nautical mile per Days 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 3.52777778e-6 / 0.02143518519.
Speed uses meters per second as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Foot per Days to Nautical mile per Days
Foot per Days and Nautical mile per Days 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 days = foot per days × 0.000164578833693
This factor comes from each unit's defined relationship to the category's base unit: 1 foot per days equals 0.00000352777777778 base units, and 1 nautical mile per days equals 0.0214351851852 base units, so dividing one by the other gives the direct foot per days-to-nautical mile per days factor of 0.000164578833693.
Simple example
1 ft/d × 0.0001645788337 = 0.0001645788 nmi/d
1 foot per days = 0.0001645788 nautical mile per days.
Real-world example
10 ft/d × 0.0001645788337 = 0.0016457883 nmi/d
10 foot per days = 0.0016457883 nautical mile per days.
Conversion table
| Foot per Days (ft/d) | Nautical mile per Days (nmi/d) |
|---|---|
| 1 ft/d | 0.0001645788 nmi/d |
| 5 ft/d | 0.0008228942 nmi/d |
| 10 ft/d | 0.0016457883 nmi/d |
| 25 ft/d | 0.0041144708 nmi/d |
| 50 ft/d | 0.0082289417 nmi/d |
| 100 ft/d | 0.0164578834 nmi/d |
Reverse conversion: Nautical mile per Days to Foot per Days
0.0001645788 nmi/d × 6076.115486 = 0.9999997953 ft/d
0.0001645788 nautical mile per days = 0.9999997953 foot per days.
foot per days = nautical mile per days × 6076.11548556
For a page dedicated to this direction, see Nautical mile per Days to Foot per Days.
Understanding the Foot per Days (ft/d)
Distance divided by time.
Understanding the Nautical mile per Days (nmi/d)
Distance divided by time.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many nautical mile per days are in 1 foot per days?
1 foot per days equals 0.0001645788 nautical mile per days, using the exact defined conversion factor rather than an estimate.
How do I convert foot per days to nautical mile per days?
Multiply the foot per days value by 0.0001645788337. The converter above does this instantly to whatever precision you set.
How do I convert nautical mile per days back to foot per days?
Use the reverse factor: 1 nautical mile per days equals 6,076.115486 foot per days. You can also use the swap control in the converter above to flip the direction instantly.
What is a foot per days?
Foot per Days (ft/d) is a unit of speed.
What is a nautical mile per days?
Nautical mile per Days (nmi/d) is a unit of speed.
Is the foot per days to nautical mile per days conversion exact?
Yes. Both foot per days and nautical mile per days 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.