obspy.signal.util.util_geo_km¶

orig_lon

>>> util_geo_km(12.0, 48.0, 12.0, 48.0)
(0.0, 0.0)
>>> x, y = util_geo_km(12.0, 48.0, 13.0, 49.0)
>>> print(round(x,7))
73.9041417
>>> print(round(y,7))
111.1908262

Parameters:	orig_lon Longitude of reference origin orig_lat Latitude of reference origin lat Latitude to calculate relative coordinate in km lon Longitude to calculate relative coordinate in km
Returns:	x, y coordinate in km (in reference to origin)