pyart.correct.phase_proc.fzl_index¶

pyart.correct.phase_proc.fzl_index(fzl, ranges, elevation, radar_height)[source]¶

Return the index of the last gate below a given altitude.

Parameters :

fzl : float

Maximum altitude.

ranges : array

Range to measurement volume/gate in meters.

elevation : float

Elevation of antenna in degrees.

radar_height : :

Altitude of radar in meters.

Returns :

idx : int

Index of last gate which has an altitude below fzl.

Notes

Standard atmosphere is assumed, R = 4 / 3 * Re