Distance divided by time.
Centimeter per Hours to Nautical mile per Hours Converter — cm/h to nmi/h
Convert Centimeter per Hours (cm/h) to Nautical mile per Hours (nmi/h) using the exact conversion factor (1 centimeter per hours = 0.0000053996 nautical mile per hours). See the formula, worked examples, and conversion table.
Centimeter per Hours 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 2.77777778e-6 / 0.5144444444.
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 Hours
Centimeter per Hours 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 = centimeter per hours × 0.00000539956803456
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 hours equals 0.514444444444 base units, so dividing one by the other gives the direct centimeter per hours-to-nautical mile per hours factor of 0.00000539956803456.
Simple example
1 cm/h × 0.000005399568035 = 0.0000053996 nmi/h
1 centimeter per hours = 0.0000053996 nautical mile per hours.
Real-world example
10 cm/h × 0.000005399568035 = 0.0000539957 nmi/h
10 centimeter per hours = 0.0000539957 nautical mile per hours.
Conversion table
| Centimeter per Hours (cm/h) | Nautical mile per Hours (nmi/h) |
|---|---|
| 1 cm/h | 0.0000053996 nmi/h |
| 5 cm/h | 0.0000269978 nmi/h |
| 10 cm/h | 0.0000539957 nmi/h |
| 25 cm/h | 0.0001349892 nmi/h |
| 50 cm/h | 0.0002699784 nmi/h |
| 100 cm/h | 0.0005399568 nmi/h |
Reverse conversion: Nautical mile per Hours to Centimeter per Hours
0.0000053996 nmi/h × 185200 = 1.00000592 cm/h
0.0000053996 nautical mile per hours = 1.00000592 centimeter per hours.
centimeter per hours = nautical mile per hours × 185200
For a page dedicated to this direction, see Nautical mile per Hours to Centimeter per Hours.
Understanding the Centimeter per Hours (cm/h)
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 centimeter per hours?
1 centimeter per hours equals 0.0000053996 nautical mile per hours, using the exact defined conversion factor rather than an estimate.
How do I convert centimeter per hours to nautical mile per hours?
Multiply the centimeter per hours value by 0.000005399568035. The converter above does this instantly to whatever precision you set.
How do I convert nautical mile per hours back to centimeter per hours?
Use the reverse factor: 1 nautical mile per hours equals 185,200 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 hours?
Nautical mile per Hours (nmi/h) is a unit of speed.
Is the centimeter per hours to nautical mile per hours conversion exact?
Yes. Both centimeter per hours and nautical mile per hours are defined by fixed standards rather than physical artifacts, so the factor of 0.000005399568035 used above is exact to as many digits as you choose to display.