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geosphere (version 1.5-14)
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
28,469
Version
1.5-14
License
GPL (>= 3)
Maintainer
Robert Hijmans
Last Published
October 13th, 2021
Functions in geosphere (1.5-14)
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destPointRhumb
Destination along a rhumb line
wrld
World countries
destPoint
Destination given bearing (direction) and distance
bearingRhumb
Rhumbline direction
centroid
Centroid of spherical polygons
daylength
Daylength
bearing
Direction of travel
antipode
Antipodes
areaPolygon
Area of a longitude/latitude polygon
alongTrackDistance
Along Track Distance
distHaversine
'Haversine' great circle distance
distCosine
'Law of cosines' great circle distance
distGeo
Distance on an ellipsoid (the geodesic)
gcLon
Longitude on a Great Circle
dist2gc
Cross Track Distance
gcMaxLat
Highest latitude on a great circle
dist2Line
Distance between points and lines or the border of polygons.
greatCircle
Great circle
geosphere-package
Geosphere
distMeeus
'Meeus' great circle distance
distRhumb
Distance along a rhumb line
geodesic
geodesic and inverse geodesic problem
makePoly
Add vertices to a polygon or line
lengthLine
Length of lines
greatCircleBearing
Great circle
intermediate
Intermediate points on a great circle (sphere)
horizon
Distance to the horizon
mercator
Mercator projection
geomean
Mean location of sperhical coordinates
randomCoordinates
Random or regularly distributed coordinates on the globe
distVincentyEllipsoid
'Vincenty' (ellipsoid) great circle distance
refEllipsoids
Reference ellipsoids
distVincentySphere
'Vincenty' (sphere) great circle distance
gcIntersectBearing
Intersections of two great circles
midPoint
Mid-point
onGreatCircle
Is a point on a given great circle?
gcLat
Latitude on a Great Circle
gcIntersect
Intersections of two great circles
distm
Distance matrix
finalBearing
Final direction
perimeter
Compute the perimeter of a longitude/latitude polygon
plotArrows
Plot
span
Span of polygons