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geosphere (version 1.5-18)
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
1.5-18
License
GPL (>= 3)
Maintainer
Robert Hijmans
Last Published
November 15th, 2022
Functions in geosphere (1.5-18)
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distm
Distance matrix
distCosine
'Law of cosines' great circle distance
distHaversine
'Haversine' great circle distance
dist2gc
Cross Track Distance
distVincentySphere
'Vincenty' (sphere) great circle distance
distRhumb
Distance along a rhumb line
distVincentyEllipsoid
'Vincenty' (ellipsoid) great circle distance
distMeeus
'Meeus' great circle distance
distGeo
Distance on an ellipsoid (the geodesic)
gcIntersectBearing
Intersections of two great circles
finalBearing
Final direction
dist2Line
Distance between points and lines or the border of polygons.
gcLat
Latitude on a Great Circle
geosphere-package
Geosphere
horizon
Distance to the horizon
refEllipsoids
Reference ellipsoids
greatCircleBearing
Great circle
gcIntersect
Intersections of two great circles
randomCoordinates
Random or regularly distributed coordinates on the globe
makePoly
Add vertices to a polygon or line
onGreatCircle
Is a point on a given great circle?
intermediate
Intermediate points on a great circle (sphere)
gcLon
Longitude on a Great Circle
gcMaxLat
Highest latitude on a great circle
midPoint
Mid-point
mercator
Mercator projection
lengthLine
Length of lines
greatCircle
Great circle
geodesic
geodesic and inverse geodesic problem
geomean
Mean location of sperhical coordinates
plotArrows
Plot
perimeter
Compute the perimeter of a longitude/latitude polygon
span
Span of polygons
bearing
Direction of travel
alongTrackDistance
Along Track Distance
antipode
Antipodes
daylength
Daylength
bearingRhumb
Rhumbline direction
centroid
Centroid of spherical polygons
wrld
World countries
areaPolygon
Area of a longitude/latitude polygon
destPoint
Destination given bearing (direction) and distance
destPointRhumb
Destination along a rhumb line