glidertools.utils.distance
- glidertools.utils.distance(lon, lat, ref_idx=None)
Great-circle distance in m between lon, lat points.
- Parameters:
lon (array-like, 1-D (size must match)) – Longitude, latitude, in degrees.
lat (array-like, 1-D (size must match)) – Longitude, latitude, in degrees.
ref_idx (None, int) – Defaults to None, which gives adjacent distances. If set to positive or negative integer, distances will be calculated from that point
- Returns:
distance – distance in meters between adjacent points or distance from reference point
- Return type:
array-like