pangeo_fish.healpy.geographic_to_astronomic#
- pangeo_fish.healpy.geographic_to_astronomic(lat, lon, rot)#
transform geographic coordinates to astronomic coordinates
- Parameters:
lat (array-like) – geographic latitude, in degrees
lon (array-like) – geographic longitude, in degrees
rot (
list-like) – Two element list with the rotation transformation (shift?) used by the grid, in degrees
- Returns:
theta (array-like) – Colatitude in degrees
phi (array-like) – Astronomic longitude in degrees