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geosphere (version 1.1.2)
Spherical Trigonometry
Description
Spherical trigonometry for geographic applications
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Install
install.packages('geosphere')
Monthly Downloads
31,638
Version
1.1.2
License
GPL
Maintainer
Robert Hijmans
Last Published
April 19th, 2010
Functions in geosphere (1.1.2)
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destPoint
Destination given bearing (direction) and distance, when following a Great Circle
antipode
Antipodes
daylength
date routines
distHaversine
'Havesine' great circle distance
bearing
bearing of travel
wrld
World countries
destPointRhumb
Destination along a rhumb line
midPoint
Mid-point
gcLat
Latitude on a Great Circle
distVincentySphere
'Vincenty' (sphere) great circle distance
finalBearing
Final direction
distVincentyEllipsoid
'Vincenty' (ellipsoid) great circle distance
rhumbIntersect
Intersecting radials
mercator
Mercator projection
gcMaxLat
Highest latitude on a great circle
perimeter
Compute the perimeter of a polygon
alongTrackDistance
Along Track Distance
distRhumb
Distance along a rhumb line
geosphere-package
Geosphere
greatCircle
Great circle
areaPolygon
Compute the area of a polygon
distHorizon
distance to horizon
distCosine
'Law of cosines' great circle distance
gcIntersect
Intersections of two great circles
greatCircleIntermediat
Intermediate points on a great circle
gcLon
Longitude on a Great Circle
crossTrackDistance
Cross Track Distance
bearingRhumb
Rhumbline direction