Description
Obtain the speed of a track.
Usage
speed(x, ...)# S3 method for track_xyt
speed(x, append_na = TRUE, ...)
Value
[numeric]
The speed in m/s.
Arguments
- x
A track_xyt.
- ...
Further arguments, none implemented.
- append_na
[logical(1)=TRUE]
Should an NA be appended at the end.