Volumetric flow rate.
Cubic yard per Days to Cubic Kilometer per Years Converter — yd3/d to km3/yr
Convert Cubic yard per Days (yd3/d) to Cubic Kilometer per Years (km3/yr) using the exact conversion factor (1 cubic yard per days = 2.792479e-7 cubic kilometer per years). See the formula, worked examples, and conversion table.
Cubic yard per Days to Cubic Kilometer per Years 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 8.84901456e-6 / 31.68873851.
Flow rate uses cubic meters per second as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Cubic yard per Days to Cubic Kilometer per Years
Cubic yard per Days and Cubic Kilometer per Years 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 kilometer per years = cubic yard per days × 2.792479e-7
This factor comes from each unit's defined relationship to the category's base unit: 1 cubic yard per days equals 0.00000884901456 base units, and 1 cubic kilometer per years equals 31.6887385068 base units, so dividing one by the other gives the direct cubic yard per days-to-cubic kilometer per years factor of 2.792479e-7.
Simple example
1 yd3/d × 2.792479e-7 = 2.792479e-7 km3/yr
1 cubic yard per days = 2.792479e-7 cubic kilometer per years.
Real-world example
60 yd3/d × 2.792479e-7 = 0.0000167549 km3/yr
60 cubic yard per days = 0.0000167549 cubic kilometer per years.
Conversion table
| Cubic yard per Days (yd3/d) | Cubic Kilometer per Years (km3/yr) |
|---|---|
| 0.1 yd3/d | 2.792479e-8 km3/yr |
| 1 yd3/d | 2.792479e-7 km3/yr |
| 10 yd3/d | 0.0000027925 km3/yr |
| 60 yd3/d | 0.0000167549 km3/yr |
| 100 yd3/d | 0.0000279248 km3/yr |
| 1,000 yd3/d | 0.0002792479 km3/yr |
Reverse conversion: Cubic Kilometer per Years to Cubic yard per Days
2.792479e-7 km3/yr × 3581047.165 = 0.9999999007 yd3/d
2.792479e-7 cubic kilometer per years = 0.9999999007 cubic yard per days.
cubic yard per days = cubic kilometer per years × 3581047.16542
For a page dedicated to this direction, see Cubic Kilometer per Years to Cubic yard per Days.
Understanding the Cubic yard per Days (yd3/d)
Volumetric flow rate.
Understanding the Cubic Kilometer per Years (km3/yr)
Volumetric flow rate.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many cubic kilometer per years are in 1 cubic yard per days?
1 cubic yard per days equals 2.792479e-7 cubic kilometer per years, using the exact defined conversion factor rather than an estimate.
How do I convert cubic yard per days to cubic kilometer per years?
Multiply the cubic yard per days value by 2.792479e-7. The converter above does this instantly to whatever precision you set.
How do I convert cubic kilometer per years back to cubic yard per days?
Use the reverse factor: 1 cubic kilometer per years equals 3,581,047.165 cubic yard per days. You can also use the swap control in the converter above to flip the direction instantly.
What is a cubic yard per days?
Cubic yard per Days (yd3/d) is a unit of flow rate.
What is a cubic kilometer per years?
Cubic Kilometer per Years (km3/yr) is a unit of flow rate.
Is the cubic yard per days to cubic kilometer per years conversion exact?
Yes. Both cubic yard per days and cubic kilometer per years are defined by fixed standards rather than physical artifacts, so the factor of 2.792479e-7 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.