Distance divided by time.
Kilometer per Days to Nautical mile per Hours Converter — km/d to nmi/h
Convert Kilometer per Days (km/d) to Nautical mile per Hours (nmi/h) using the exact conversion factor (1 kilometer per days = 0.0224982001 nautical mile per hours). See the formula, worked examples, and conversion table.
Kilometer 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 0.01157407407 / 0.5144444444.
Speed uses meters per second as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Kilometer per Days to Nautical mile per Hours
Kilometer 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 = kilometer per days × 0.022498200144
This factor comes from each unit's defined relationship to the category's base unit: 1 kilometer per days equals 0.0115740740741 base units, and 1 nautical mile per hours equals 0.514444444444 base units, so dividing one by the other gives the direct kilometer per days-to-nautical mile per hours factor of 0.022498200144.
Simple example
1 km/d × 0.02249820014 = 0.0224982001 nmi/h
1 kilometer per days = 0.0224982001 nautical mile per hours.
Real-world example
10 km/d × 0.02249820014 = 0.2249820014 nmi/h
10 kilometer per days = 0.2249820014 nautical mile per hours.
Conversion table
| Kilometer per Days (km/d) | Nautical mile per Hours (nmi/h) |
|---|---|
| 1 km/d | 0.0224982001 nmi/h |
| 5 km/d | 0.1124910007 nmi/h |
| 10 km/d | 0.2249820014 nmi/h |
| 25 km/d | 0.5624550036 nmi/h |
| 50 km/d | 1.124910007 nmi/h |
| 100 km/d | 2.249820014 nmi/h |
Reverse conversion: Nautical mile per Hours to Kilometer per Days
0.0224982001 nmi/h × 44.448 = 0.999999998 km/d
0.0224982001 nautical mile per hours = 0.999999998 kilometer per days.
kilometer per days = nautical mile per hours × 44.448
For a page dedicated to this direction, see Nautical mile per Hours to Kilometer per Days.
Understanding the Kilometer per Days (km/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 kilometer per days?
1 kilometer per days equals 0.0224982001 nautical mile per hours, using the exact defined conversion factor rather than an estimate.
How do I convert kilometer per days to nautical mile per hours?
Multiply the kilometer per days value by 0.02249820014. The converter above does this instantly to whatever precision you set.
How do I convert nautical mile per hours back to kilometer per days?
Use the reverse factor: 1 nautical mile per hours equals 44.448 kilometer per days. You can also use the swap control in the converter above to flip the direction instantly.
What is a kilometer per days?
Kilometer per Days (km/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 kilometer per days to nautical mile per hours conversion exact?
Yes. Both kilometer per days and nautical mile per hours are defined by fixed standards rather than physical artifacts, so the factor of 0.02249820014 used above is exact to as many digits as you choose to display.