# geosphere v1.2-15

0

Monthly downloads

## Spherical Trigonometry

Spherical trigonometry for geographic applications

## Functions in geosphere

Name | Description | |

centroid | Centroid of spherical polygons | |

distm | Distance matrix | |

plotArrows | Plot | |

destPointRhumb | Destination along a rhumb line | |

bearing | Direction of travel | |

gcLon | Longitude on a Great Circle | |

mercator | Mercator projection | |

greatCircleBearing | Great circle | |

distCosine | 'Law of cosines' great circle distance | |

midPoint | Mid-point | |

daylength | Daylength | |

distVincentySphere | 'Vincenty' (sphere) great circle distance | |

gcIntermediate | Intermediate points on a great circle | |

alongTrackDistance | Along Track Distance | |

antipode | Antipodes | |

makePoly | Add vertices to a polygon or line | |

geosphere-package | Geosphere | |

gcIntersectBearing | Intersections of two great circles | |

randomCoordinates | Random or regularly distributed coordinates on the globe | |

distVincentyEllipsoid | 'Vincenty' (ellipsoid) great circle distance | |

wrld | World countries | |

horizon | Distance to the horizon | |

distHaversine | 'Haversine' great circle distance | |

gcLat | Latitude on a Great Circle | |

distRhumb | Distance along a rhumb line | |

gcIntersect | Intersections of two great circles | |

onGreatCircle | Is a point on a given great circle? | |

span | Span of polygons | |

areaPolygon | Compute the areaPolygon of a polygon | |

destPoint | Destination given bearing (direction) and distance, when following a Great Circle | |

dist2Line | Distance between points and lines or (the border of) polygons. | |

crossTrackDistfance | Cross Track Distance | |

finalBearing | Final direction | |

greatCircle | Great circle | |

gcMaxLat | Highest latitude on a great circle | |

bearingRhumb | Rhumbline direction | |

perimeter | Compute the perimeter of a polygon | |

No Results! |

## Last month downloads

## Details

Type | Package |

Date | 4-November-2010 |

License | GPL |

LazyLoad | yes |

Packaged | 2010-11-04 20:11:21 UTC; rhijmans |

Repository | CRAN |

Date/Publication | 2010-11-04 20:26:14 |

depends | methods |

suggests | raster , sp |

Contributors | Ed Williams, Chris Vennes, Robert Hijmans |

#### Include our badge in your README

```
[![Rdoc](http://www.rdocumentation.org/badges/version/geosphere)](http://www.rdocumentation.org/packages/geosphere)
```