type=continuous signed=yes projection=regular_ll dx=0.000272 dy=0.000272 known_x = 1. known_y = 1. known_lat = -5. known_lon = 170. wordsize=2 tile_x=1000 tile_y=1000 tile_z=1 tile_bdr=0 missing_value=0 units="meters" description="Baratoux topography"