Distance divided by time.
Mile per Days to Nautical mile per Hours Converter — mi/d to nmi/h
Convert Mile per Days (mi/d) to Nautical mile per Hours (nmi/h) using the exact conversion factor (1 mile per days = 0.0362073434 nautical mile per hours). See the formula, worked examples, and conversion table.
Mile per Days 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 0.01862666667 / 0.5144444444.
Speed uses meters per second as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Mile per Days to Nautical mile per Hours
Mile per Days 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 = mile per days × 0.0362073434125
This factor comes from each unit's defined relationship to the category's base unit: 1 mile per days equals 0.0186266666667 base units, and 1 nautical mile per hours equals 0.514444444444 base units, so dividing one by the other gives the direct mile per days-to-nautical mile per hours factor of 0.0362073434125.
Simple example
1 mi/d × 0.03620734341 = 0.0362073434 nmi/h
1 mile per days = 0.0362073434 nautical mile per hours.
Real-world example
10 mi/d × 0.03620734341 = 0.3620734341 nmi/h
10 mile per days = 0.3620734341 nautical mile per hours.
Conversion table
| Mile per Days (mi/d) | Nautical mile per Hours (nmi/h) |
|---|---|
| 1 mi/d | 0.0362073434 nmi/h |
| 5 mi/d | 0.1810367171 nmi/h |
| 10 mi/d | 0.3620734341 nmi/h |
| 25 mi/d | 0.9051835853 nmi/h |
| 50 mi/d | 1.810367171 nmi/h |
| 100 mi/d | 3.620734341 nmi/h |
Reverse conversion: Nautical mile per Hours to Mile per Days
0.0362073434 nmi/h × 27.61870675 = 0.9999999997 mi/d
0.0362073434 nautical mile per hours = 0.9999999997 mile per days.
mile per days = nautical mile per hours × 27.6187067526
For a page dedicated to this direction, see Nautical mile per Hours to Mile per Days.
Understanding the Mile per Days (mi/d)
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 mile per days?
1 mile per days equals 0.0362073434 nautical mile per hours, using the exact defined conversion factor rather than an estimate.
How do I convert mile per days to nautical mile per hours?
Multiply the mile per days value by 0.03620734341. The converter above does this instantly to whatever precision you set.
How do I convert nautical mile per hours back to mile per days?
Use the reverse factor: 1 nautical mile per hours equals 27.61870675 mile per days. You can also use the swap control in the converter above to flip the direction instantly.
What is a mile per days?
Mile per Days (mi/d) 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 mile per days to nautical mile per hours conversion exact?
Yes. Both mile per days and nautical mile per hours are defined by fixed standards rather than physical artifacts, so the factor of 0.03620734341 used above is exact to as many digits as you choose to display.