Radar Horizon Calculator

Low-height spherical effective-Earth-radius approximation; default4/3 represents conventional standard refraction.

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Result

Enter your values and run the tool to see your result.

Check the units, enter your values, and run the tool. Results follow the assumptions and method below.

Approximate radar line-of-sight distance(sqrt(2*k*6371000*h1)+sqrt(2*k*6371000*h2))/1000