Distance divided by time.
Centimeter per Hours to Nautical mile per Days Converter — cm/h to nmi/d
Convert Centimeter per Hours (cm/h) to Nautical mile per Days (nmi/d) using the exact conversion factor (1 centimeter per hours = 0.0001295896 nautical mile per days). See the formula, worked examples, and conversion table.
Centimeter per Hours 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 2.77777778e-6 / 0.02143518519.
Speed uses meters per second as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Centimeter per Hours to Nautical mile per Days
Centimeter per Hours 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 = centimeter per hours × 0.000129589632829
This factor comes from each unit's defined relationship to the category's base unit: 1 centimeter per hours equals 0.00000277777777778 base units, and 1 nautical mile per days equals 0.0214351851852 base units, so dividing one by the other gives the direct centimeter per hours-to-nautical mile per days factor of 0.000129589632829.
Simple example
1 cm/h × 0.0001295896328 = 0.0001295896 nmi/d
1 centimeter per hours = 0.0001295896 nautical mile per days.
Real-world example
10 cm/h × 0.0001295896328 = 0.0012958963 nmi/d
10 centimeter per hours = 0.0012958963 nautical mile per days.
Conversion table
| Centimeter per Hours (cm/h) | Nautical mile per Days (nmi/d) |
|---|---|
| 1 cm/h | 0.0001295896 nmi/d |
| 5 cm/h | 0.0006479482 nmi/d |
| 10 cm/h | 0.0012958963 nmi/d |
| 25 cm/h | 0.0032397408 nmi/d |
| 50 cm/h | 0.0064794816 nmi/d |
| 100 cm/h | 0.0129589633 nmi/d |
Reverse conversion: Nautical mile per Days to Centimeter per Hours
0.0001295896 nmi/d × 7716.666667 = 0.9999997467 cm/h
0.0001295896 nautical mile per days = 0.9999997467 centimeter per hours.
centimeter per hours = nautical mile per days × 7716.66666667
For a page dedicated to this direction, see Nautical mile per Days to Centimeter per Hours.
Understanding the Centimeter per Hours (cm/h)
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 centimeter per hours?
1 centimeter per hours equals 0.0001295896 nautical mile per days, using the exact defined conversion factor rather than an estimate.
How do I convert centimeter per hours to nautical mile per days?
Multiply the centimeter per hours value by 0.0001295896328. The converter above does this instantly to whatever precision you set.
How do I convert nautical mile per days back to centimeter per hours?
Use the reverse factor: 1 nautical mile per days equals 7,716.666667 centimeter per hours. You can also use the swap control in the converter above to flip the direction instantly.
What is a centimeter per hours?
Centimeter per Hours (cm/h) 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 centimeter per hours to nautical mile per days conversion exact?
Yes. Both centimeter per hours and nautical mile per days are defined by fixed standards rather than physical artifacts, so the factor of 0.0001295896328 used above is exact to as many digits as you choose to display.