type=continuous projection=regular_ll dx=0.0083331109 dy=0.0083331109 known_x=1.0 known_y=10682.0 known_lat=79.0 known_lon=-179.0 wordsize=1 missing_value=255 tile_x=18122 tile_y=10682 tile_z=1 row_order=top_bottom scale_factor=0.01 units="fraction" description="Micro Irrigation Fraction"