type = continuous
signed = yes
projection = regular_ll
dx = 0.5
dy = 0.5
known_x = 1.0
known_y = 1.0
known_lat = -89.75
known_lon = 0.25
scale_factor = 0.0001
wordsize = 2
tile_x = 720
tile_y = 360
tile_z = 1
tile_bdr=0
units=" "
description="orographic asymmetry"