Distance divided by time.
Millimeter per Hours to Kilometer per Minutes Converter — mm/h to km/min
Convert Millimeter per Hours (mm/h) to Kilometer per Minutes (km/min) using the exact conversion factor (1 millimeter per hours = 1.666667e-8 kilometer per minutes). See the formula, worked examples, and conversion table.
Millimeter per Hours to Kilometer per Minutes 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-7 / 16.66666667.
Speed uses meters per second as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Millimeter per Hours to Kilometer per Minutes
Millimeter per Hours and Kilometer per Minutes 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
kilometer per minutes = millimeter per hours × 1.666667e-8
This factor comes from each unit's defined relationship to the category's base unit: 1 millimeter per hours equals 2.777778e-7 base units, and 1 kilometer per minutes equals 16.6666666667 base units, so dividing one by the other gives the direct millimeter per hours-to-kilometer per minutes factor of 1.666667e-8.
Simple example
1 mm/h × 1.666667e-8 = 1.666667e-8 km/min
1 millimeter per hours = 1.666667e-8 kilometer per minutes.
Real-world example
10 mm/h × 1.666667e-8 = 1.666667e-7 km/min
10 millimeter per hours = 1.666667e-7 kilometer per minutes.
Conversion table
| Millimeter per Hours (mm/h) | Kilometer per Minutes (km/min) |
|---|---|
| 1 mm/h | 1.666667e-8 km/min |
| 5 mm/h | 8.333333e-8 km/min |
| 10 mm/h | 1.666667e-7 km/min |
| 25 mm/h | 4.166667e-7 km/min |
| 50 mm/h | 8.333333e-7 km/min |
| 100 mm/h | 0.0000016667 km/min |
Reverse conversion: Kilometer per Minutes to Millimeter per Hours
1.666667e-8 km/min × 60000000 = 1.0000002 mm/h
1.666667e-8 kilometer per minutes = 1.0000002 millimeter per hours.
millimeter per hours = kilometer per minutes × 60000000
For a page dedicated to this direction, see Kilometer per Minutes to Millimeter per Hours.
Understanding the Millimeter per Hours (mm/h)
Distance divided by time.
Understanding the Kilometer per Minutes (km/min)
Distance divided by time.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many kilometer per minutes are in 1 millimeter per hours?
1 millimeter per hours equals 1.666667e-8 kilometer per minutes, using the exact defined conversion factor rather than an estimate.
How do I convert millimeter per hours to kilometer per minutes?
Multiply the millimeter per hours value by 1.666667e-8. The converter above does this instantly to whatever precision you set.
How do I convert kilometer per minutes back to millimeter per hours?
Use the reverse factor: 1 kilometer per minutes equals 60,000,000 millimeter per hours. You can also use the swap control in the converter above to flip the direction instantly.
What is a millimeter per hours?
Millimeter per Hours (mm/h) is a unit of speed.
What is a kilometer per minutes?
Kilometer per Minutes (km/min) is a unit of speed.
Is the millimeter per hours to kilometer per minutes conversion exact?
Yes. Both millimeter per hours and kilometer per minutes are defined by fixed standards rather than physical artifacts, so the factor of 1.666667e-8 used above is exact to as many digits as you choose to display.