Description Usage Arguments Value
gps_move
calculates the speeds, distances, and directions given
vectors of GPS coordinates
1 | gps_move(Time, lat, lon)
|
Time |
POSIXct times for observations |
lat |
latitude, in dd.dddd |
lon |
longitude, in dd.dddd |
list containing (1) $speed
at each point, (2)
$distance
from the previous point, and (3) $direction
the direction of movement in degrees.
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