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| geosphere-package | Spherical Trigonometry |
| alongTrackDistance | Along Track Distance |
| antipodal | Antipodes |
| antipode | Antipodes |
| bearing | Bearing |
| bearingRhumb | Rhumbline bearing |
| crossTrackDistance | Cross Track Distance |
| daylength | date routines |
| destPoint | Destination given bearing and distance, when following a great circle |
| destPointRhumb | Destination along a rhumb line |
| distCosine | 'Law of cosines' great circle distance |
| distHaversine | 'Havesine' great circle distance |
| distRhumb | Distance along a 'rhumb line' |
| distVincentyEllipsoid | 'Vincenty' (ellipsoid) great circle distance |
| distVincentySphere | 'Vincenty' (sphere) great circle distance |
| finalBearing | Final bearing |
| gcIntermediate | Intermediate points on a great circle |
| gcIntersect | Intersections of two great circles |
| gcLat | Latitude on a Great Circle |
| gcLon | Longitude on a Great Circle |
| gcMaxLat | Highest latitude on a great circle |
| geosphere | Spherical Trigonometry |
| greatCircle | Great circle |
| midPoint | Mid-point |
| rhumbIntersect | Intersecting radials |