Distance divided by time.
Millimeter per Seconds to Nautical mile per Days Converter — mm/s to nmi/d
Convert Millimeter per Seconds (mm/s) to Nautical mile per Days (nmi/d) using the exact conversion factor (1 millimeter per seconds = 0.0466522678 nautical mile per days). See the formula, worked examples, and conversion table.
Millimeter per Seconds 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 0.001 / 0.02143518519.
Speed uses meters per second as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Millimeter per Seconds to Nautical mile per Days
Millimeter per Seconds 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 = millimeter per seconds × 0.0466522678186
This factor comes from each unit's defined relationship to the category's base unit: 1 millimeter per seconds equals 0.001 base units, and 1 nautical mile per days equals 0.0214351851852 base units, so dividing one by the other gives the direct millimeter per seconds-to-nautical mile per days factor of 0.0466522678186.
Simple example
1 mm/s × 0.04665226782 = 0.0466522678 nmi/d
1 millimeter per seconds = 0.0466522678 nautical mile per days.
Real-world example
10 mm/s × 0.04665226782 = 0.4665226782 nmi/d
10 millimeter per seconds = 0.4665226782 nautical mile per days.
Conversion table
| Millimeter per Seconds (mm/s) | Nautical mile per Days (nmi/d) |
|---|---|
| 1 mm/s | 0.0466522678 nmi/d |
| 5 mm/s | 0.2332613391 nmi/d |
| 10 mm/s | 0.4665226782 nmi/d |
| 25 mm/s | 1.166306695 nmi/d |
| 50 mm/s | 2.332613391 nmi/d |
| 100 mm/s | 4.665226782 nmi/d |
Reverse conversion: Nautical mile per Days to Millimeter per Seconds
0.0466522678 nmi/d × 21.43518519 = 0.9999999996 mm/s
0.0466522678 nautical mile per days = 0.9999999996 millimeter per seconds.
millimeter per seconds = nautical mile per days × 21.4351851852
For a page dedicated to this direction, see Nautical mile per Days to Millimeter per Seconds.
Understanding the Millimeter per Seconds (mm/s)
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 millimeter per seconds?
1 millimeter per seconds equals 0.0466522678 nautical mile per days, using the exact defined conversion factor rather than an estimate.
How do I convert millimeter per seconds to nautical mile per days?
Multiply the millimeter per seconds value by 0.04665226782. The converter above does this instantly to whatever precision you set.
How do I convert nautical mile per days back to millimeter per seconds?
Use the reverse factor: 1 nautical mile per days equals 21.43518519 millimeter per seconds. You can also use the swap control in the converter above to flip the direction instantly.
What is a millimeter per seconds?
Millimeter per Seconds (mm/s) 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 millimeter per seconds to nautical mile per days conversion exact?
Yes. Both millimeter per seconds and nautical mile per days are defined by fixed standards rather than physical artifacts, so the factor of 0.04665226782 used above is exact to as many digits as you choose to display.