Solar constant
Calculate Solar constant instantly with the exact formula and a worked example. Free online calculator — no signup.
Solar constant
Distance, AU
Solar constant
1,361W/m²
I
1 361
More about: Solar constant
What it calculates
The “Solar constant” calculator computes Solar constant in W/m² from 1 parameter: distance, au.
A standard physics formula used in educational and engineering tasks.
Example calculation
With parameters Distance, AU = 1 the result is 1,361 W/m².
How to use
- Enter the parameter values — every field above is adjustable with a slider.
- The result and related metrics are calculated automatically as you type.
- Use the additional metrics shown (if any) where needed.
- Copy the result or bookmark the page.