Volumetric flow rate.
Cubic Kilometer per Years to Cubic feet per Millisecond Converter — km3/yr to ft3/ms
Convert Cubic Kilometer per Years (km3/yr) to Cubic foot per Millisecond (ft3/ms) using the exact conversion factor (1 cubic kilometer per years = 1.119077239 cubic foot per millisecond). See the formula, worked examples, and conversion table.
Cubic Kilometer per Years to Cubic feet per Millisecond converter
Converter
Flow Rate Converter
Convert volumetric flow rates across metric, US, imperial, industrial, and scientific units.
Context values
Some unit families need one extra value for a physically accurate result.
Volumetric flow rate.
Result = input x 31.68873851 / 28.31684659.
Flow rate uses cubic meters per second as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Cubic Kilometer per Years to Cubic feet per Millisecond
Cubic Kilometer per Years and Cubic foot per Millisecond both measure volumetric flow rate — how much volume passes a point over time — used to size pipes and pumps, monitor river or stream discharge, control industrial processes, and set medical infusion rates. Both are volumetric flow rate units.
Formula
cubic feet per millisecond = cubic kilometer per years × 1.11907723919
This factor comes from each unit's defined relationship to the category's base unit: 1 cubic kilometer per years equals 31.6887385068 base units, and 1 cubic foot per millisecond equals 28.316846592 base units, so dividing one by the other gives the direct cubic kilometer per years-to-cubic foot per millisecond factor of 1.11907723919.
Simple example
1 km3/yr × 1.119077239 = 1.119077239 ft3/ms
1 cubic kilometer per years = 1.119077239 cubic feet per millisecond.
Real-world example
60 km3/yr × 1.119077239 = 67.14463435 ft3/ms
60 cubic kilometer per years = 67.14463435 cubic feet per millisecond.
Conversion table
| Cubic Kilometer per Years (km3/yr) | Cubic foot per Millisecond (ft3/ms) |
|---|---|
| 0.1 km3/yr | 0.1119077239 ft3/ms |
| 1 km3/yr | 1.119077239 ft3/ms |
| 10 km3/yr | 11.19077239 ft3/ms |
| 60 km3/yr | 67.14463435 ft3/ms |
| 100 km3/yr | 111.9077239 ft3/ms |
| 1,000 km3/yr | 1,119.077239 ft3/ms |
Reverse conversion: Cubic foot per Millisecond to Cubic Kilometer per Years
1.119077239 ft3/ms × 0.8935933687 = 0.9999999998 km3/yr
1.119077239 cubic feet per millisecond = 0.9999999998 cubic kilometer per years.
cubic kilometer per years = cubic feet per millisecond × 0.893593368695
For a page dedicated to this direction, see Cubic foot per Millisecond to Cubic Kilometer per Years.
Understanding the Cubic Kilometer per Years (km3/yr)
Volumetric flow rate.
Understanding the Cubic foot per Millisecond (ft3/ms)
Volumetric flow rate.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many cubic feet per millisecond are in 1 cubic kilometer per years?
1 cubic kilometer per years equals 1.119077239 cubic feet per millisecond, using the exact defined conversion factor rather than an estimate.
How do I convert cubic kilometer per years to cubic foot per millisecond?
Multiply the cubic kilometer per years value by 1.119077239. The converter above does this instantly to whatever precision you set.
How do I convert cubic foot per millisecond back to cubic kilometer per years?
Use the reverse factor: 1 cubic foot per millisecond equals 0.8935933687 cubic kilometer per years. You can also use the swap control in the converter above to flip the direction instantly.
What is a cubic kilometer per years?
Cubic Kilometer per Years (km3/yr) is a unit of flow rate.
What is a cubic foot per millisecond?
Cubic foot per Millisecond (ft3/ms) is a unit of flow rate.
Is the cubic kilometer per years to cubic foot per millisecond conversion exact?
Yes. Both cubic kilometer per years and cubic foot per millisecond are defined by fixed standards rather than physical artifacts, so the factor of 1.119077239 used above is exact to as many digits as you choose to display.
What's the difference between volumetric and mass flow rate?
Volumetric flow rate measures the volume of fluid passing a point per unit time (for example, liters per second). Mass flow rate measures the mass instead. For a fluid of constant density the two are directly proportional, but for compressible fluids like gases, mass flow is often the more meaningful quantity.