Distance divided by time.
Mile per Seconds to Nautical mile per Hours Converter — mi/s to nmi/h
Convert Mile per Seconds (mi/s) to Nautical mile per Hours (nmi/h) using the exact conversion factor (1 mile per seconds = 3,128.314471 nautical mile per hours). See the formula, worked examples, and conversion table.
Mile per Seconds 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 1609.344 / 0.5144444444.
Speed uses meters per second as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Mile per Seconds to Nautical mile per Hours
Mile per Seconds 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 = mile per seconds × 3128.31447084
This factor comes from each unit's defined relationship to the category's base unit: 1 mile per seconds equals 1609.344 base units, and 1 nautical mile per hours equals 0.514444444444 base units, so dividing one by the other gives the direct mile per seconds-to-nautical mile per hours factor of 3128.31447084.
Simple example
1 mi/s × 3128.314471 = 3,128.314471 nmi/h
1 mile per seconds = 3,128.314471 nautical mile per hours.
Real-world example
10 mi/s × 3128.314471 = 31,283.14471 nmi/h
10 mile per seconds = 31,283.14471 nautical mile per hours.
Conversion table
| Mile per Seconds (mi/s) | Nautical mile per Hours (nmi/h) |
|---|---|
| 1 mi/s | 3,128.314471 nmi/h |
| 5 mi/s | 15,641.57235 nmi/h |
| 10 mi/s | 31,283.14471 nmi/h |
| 25 mi/s | 78,207.86177 nmi/h |
| 50 mi/s | 156,415.7235 nmi/h |
| 100 mi/s | 312,831.4471 nmi/h |
Reverse conversion: Nautical mile per Hours to Mile per Seconds
1 nmi/h × 0.0003196609578 = 0.000319661 mi/s
1 nautical mile per hours = 0.000319661 mile per seconds.
mile per seconds = nautical mile per hours × 0.000319660957784
For a page dedicated to this direction, see Nautical mile per Hours to Mile per Seconds.
Understanding the Mile per Seconds (mi/s)
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 mile per seconds?
1 mile per seconds equals 3,128.314471 nautical mile per hours, using the exact defined conversion factor rather than an estimate.
How do I convert mile per seconds to nautical mile per hours?
Multiply the mile per seconds value by 3128.314471. The converter above does this instantly to whatever precision you set.
How do I convert nautical mile per hours back to mile per seconds?
Use the reverse factor: 1 nautical mile per hours equals 0.000319661 mile per seconds. You can also use the swap control in the converter above to flip the direction instantly.
What is a mile per seconds?
Mile per Seconds (mi/s) 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 mile per seconds to nautical mile per hours conversion exact?
Yes. Both mile per seconds and nautical mile per hours are defined by fixed standards rather than physical artifacts, so the factor of 3128.314471 used above is exact to as many digits as you choose to display.