🌍 Haversine Distance Calculator (Single Migration Segment)
Calculates the distance (in kilometers) between two GPS points.
Start Point ($P_1$) - e.g., Breeding Ground
End Point ($P_2$) - e.g., Feeding Ground
Migration Segment Distance
Distance ($d$): 3944.97 Kilometers (km)
This is the single segment distance between $P_1$ and $P_2$. The total migration distance is the sum of all segments.