mttime.core.utils.rotate_rt2ne

rotate_rt2ne(r, t, az)

Rotate to the great circle path.

Rotates a pair of horizontal component data from north and east direction to radial and tangential direction.

Parameters

• r (ndarray) – radial component data.

• t (ndarray) – tangential component data.

• az (float) – The direction from a seismic source to the seismic station measured clockwise from north.

Returns

rotated horizontal component data oriented in north and east direction.

Return type

Tuple of ndarray