> 5 contour
248.672	-13.0493	5
248.755	-13.0556	5
248.838	-13.0721	5
248.839	-13.0722	5
248.922	-13.1085	5
248.98	-13.1555	5
249.005	-13.1841	5
249.044	-13.2388	5
249.073	-13.3221	5
249.08	-13.4055	5
249.071	-13.4888	5
249.031	-13.5721	5
249.005	-13.6026	5
248.948	-13.6555	5
248.922	-13.6757	5
248.839	-13.7163	5
248.755	-13.7293	5
248.672	-13.7334	5
248.589	-13.6936	5
248.533	-13.6555	5
248.505	-13.6353	5
248.449	-13.5721	5
248.422	-13.5076	5
248.413	-13.4888	5
248.396	-13.4055	5
248.405	-13.3221	5
248.422	-13.2803	5
248.436	-13.2388	5
248.499	-13.1555	5
248.505	-13.1497	5
248.589	-13.0925	5
248.63	-13.0721	5
248.672	-13.0493	5
> 10 contour
248.672	-13.192	10
248.755	-13.1841	10
248.839	-13.2273	10
248.853	-13.2388	10
248.918	-13.3221	10
248.922	-13.3577	10
248.931	-13.4055	10
248.922	-13.4314	10
248.909	-13.4888	10
248.839	-13.561	10
248.795	-13.5721	10
248.755	-13.5876	10
248.672	-13.5837	10
248.656	-13.5721	10
248.589	-13.5214	10
248.561	-13.4888	10
248.534	-13.4055	10
248.552	-13.3221	10
248.589	-13.2736	10
248.617	-13.2388	10
248.672	-13.192	10
> 15 contour
248.672	-13.2643	15
248.755	-13.241	15
248.839	-13.2974	15
248.86	-13.3221	15
248.885	-13.4055	15
248.839	-13.4888	15
248.839	-13.4889	15
248.755	-13.5353	15
248.672	-13.5145	15
248.642	-13.4888	15
248.597	-13.4055	15
248.619	-13.3221	15
248.672	-13.2643	15
> 20 contour
248.672	-13.3207	20
248.755	-13.2722	20
248.815	-13.3221	20
248.839	-13.3886	20
248.845	-13.4055	20
248.839	-13.4168	20
248.761	-13.4888	20
248.755	-13.4923	20
248.745	-13.4888	20
248.672	-13.4503	20
248.641	-13.4055	20
248.671	-13.3221	20
248.672	-13.3207	20