Distance divided by time.
Nautical mile per Days to Nautical mile per Hours Converter — nmi/d to nmi/h
Convert Nautical mile per Days (nmi/d) to Nautical mile per Hours (nmi/h) using the exact conversion factor (1 nautical mile per days = 0.0416666667 nautical mile per hours). See the formula, worked examples, and conversion table.
Nautical 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 0.02143518519 / 0.5144444444.
Speed uses meters per second as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Nautical mile per Days to Nautical mile per Hours
Nautical 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 = nautical mile per days × 0.0416666666667
This factor comes from each unit's defined relationship to the category's base unit: 1 nautical mile per days equals 0.0214351851852 base units, and 1 nautical mile per hours equals 0.514444444444 base units, so dividing one by the other gives the direct nautical mile per days-to-nautical mile per hours factor of 0.0416666666667.
Simple example
1 nmi/d × 0.04166666667 = 0.0416666667 nmi/h
1 nautical mile per days = 0.0416666667 nautical mile per hours.
Real-world example
10 nmi/d × 0.04166666667 = 0.4166666667 nmi/h
10 nautical mile per days = 0.4166666667 nautical mile per hours.
Conversion table
| Nautical mile per Days (nmi/d) | Nautical mile per Hours (nmi/h) |
|---|---|
| 1 nmi/d | 0.0416666667 nmi/h |
| 5 nmi/d | 0.2083333333 nmi/h |
| 10 nmi/d | 0.4166666667 nmi/h |
| 25 nmi/d | 1.041666667 nmi/h |
| 50 nmi/d | 2.083333333 nmi/h |
| 100 nmi/d | 4.166666667 nmi/h |
Reverse conversion: Nautical mile per Hours to Nautical mile per Days
0.0416666667 nmi/h × 24 = 1.000000001 nmi/d
0.0416666667 nautical mile per hours = 1.000000001 nautical mile per days.
nautical mile per days = nautical mile per hours × 24
For a page dedicated to this direction, see Nautical mile per Hours to Nautical mile per Days.
Understanding the Nautical mile per Days (nmi/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 nautical mile per days?
1 nautical mile per days equals 0.0416666667 nautical mile per hours, using the exact defined conversion factor rather than an estimate.
How do I convert nautical mile per days to nautical mile per hours?
Multiply the nautical mile per days value by 0.04166666667. The converter above does this instantly to whatever precision you set.
How do I convert nautical mile per hours back to nautical mile per days?
Use the reverse factor: 1 nautical mile per hours equals 24 nautical mile per days. You can also use the swap control in the converter above to flip the direction instantly.
What is a nautical mile per days?
Nautical mile per Days (nmi/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 nautical mile per days to nautical mile per hours conversion exact?
Yes. Both nautical mile per days and nautical mile per hours are defined by fixed standards rather than physical artifacts, so the factor of 0.04166666667 used above is exact to as many digits as you choose to display.