Great Circle Calculator — Free Online Tool
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Great Circle Calculator

Spherical Distance & Haversine Formula Solver

Geodesy Guidelines: Enter the latitude and longitude coordinates for Point 1 and Point 2 in degrees below to calculate the shortest great circle distance (using mean Earth radius $R \approx 6371\text{ km}$).
Point 1 (Origin)
Point 2 (Destination)

Calculation Results

⚠️ For educational and navigation reference purposes only. Verify critical flight or maritime routes independently.

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