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geosphere (version 1.5-10)
Spherical Trigonometry
Description
Spherical trigonometry for geographic applications. That is, compute distances and related measures for angular (longitude/latitude) locations.
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Install
install.packages('geosphere')
Monthly Downloads
35,946
Version
1.5-10
License
GPL (>= 3)
Maintainer
Robert Hijmans
Last Published
May 26th, 2019
Functions in geosphere (1.5-10)
Search all functions
distRhumb
Distance along a rhumb line
distVincentyEllipsoid
'Vincenty' (ellipsoid) great circle distance
distHaversine
'Haversine' great circle distance
distMeeus
'Meeus' great circle distance
gcIntersect
Intersections of two great circles
intermediate
Intermediate points on a great circle (sphere)
finalBearing
Final direction
lengthLine
Length of lines
destPointRhumb
Destination along a rhumb line
distCosine
'Law of cosines' great circle distance
distGeo
Distance on an ellipsoid (the geodesic)
dist2gc
Cross Track Distance
perimeter
Compute the perimeter of a longitude/latitude polygon
gcIntersectBearing
Intersections of two great circles
dist2Line
Distance between points and lines or the border of polygons.
span
Span of polygons
gcLat
Latitude on a Great Circle
plotArrows
Plot
geosphere-package
Geosphere
distVincentySphere
'Vincenty' (sphere) great circle distance
distm
Distance matrix
greatCircle
Great circle
midPoint
Mid-point
greatCircleBearing
Great circle
gcMaxLat
Highest latitude on a great circle
onGreatCircle
Is a point on a given great circle?
randomCoordinates
Random or regularly distributed coordinates on the globe
gcLon
Longitude on a Great Circle
geodesic
geodesic and inverse geodesic problem
refEllipsoids
Reference ellipsoids
geomean
Mean location of sperhical coordinates
horizon
Distance to the horizon
makePoly
Add vertices to a polygon or line
mercator
Mercator projection
wrld
World countries
daylength
Daylength
areaPolygon
Area of a longitude/latitude polygon
destPoint
Destination given bearing (direction) and distance
bearing
Direction of travel
bearingRhumb
Rhumbline direction
centroid
Centroid of spherical polygons
alongTrackDistance
Along Track Distance
antipode
Antipodes