> 5 contour
246.946	29.3554	5
247.029	29.3486	5
247.112	29.335	5
247.137	29.3261	5
247.196	29.3083	5
247.279	29.2605	5
247.301	29.2428	5
247.362	29.1798	5
247.38	29.1594	5
247.422	29.0761	5
247.435	28.9928	5
247.427	28.9094	5
247.4	28.8261	5
247.362	28.7732	5
247.339	28.7428	5
247.279	28.6912	5
247.221	28.6594	5
247.196	28.6455	5
247.112	28.6144	5
247.029	28.6038	5
246.946	28.5976	5
246.862	28.6341	5
246.845	28.6594	5
246.789	28.7428	5
246.779	28.7516	5
246.696	28.7885	5
246.662	28.8261	5
246.612	28.9035	5
246.608	28.9094	5
246.595	28.9928	5
246.612	29.0729	5
246.613	29.0761	5
246.696	29.1312	5
246.75	29.1594	5
246.779	29.1877	5
246.808	29.2428	5
246.862	29.3181	5
246.882	29.3261	5
246.946	29.3554	5
> 10 contour
246.946	29.1979	10
247.029	29.1953	10
247.112	29.1698	10
247.129	29.1594	10
247.196	29.1106	10
247.226	29.0761	10
247.258	28.9928	10
247.244	28.9094	10
247.196	28.8445	10
247.179	28.8261	10
247.112	28.7762	10
247.029	28.758	10
246.946	28.7555	10
246.862	28.8069	10
246.84	28.8261	10
246.786	28.9094	10
246.779	28.9705	10
246.774	28.9928	10
246.779	28.9975	10
246.818	29.0761	10
246.862	29.1437	10
246.888	29.1594	10
246.946	29.1979	10
> 15 contour
246.946	29.1256	15
247.029	29.1355	15
247.112	29.1072	15
247.147	29.0761	15
247.187	28.9928	15
247.169	28.9094	15
247.112	28.8499	15
247.038	28.8261	15
247.029	28.8224	15
246.992	28.8261	15
246.946	28.8296	15
246.862	28.8982	15
246.853	28.9094	15
246.83	28.9928	15
246.862	29.0513	15
246.881	29.0761	15
246.946	29.1256	15
> 20 contour
247.029	29.0979	20
247.076	29.0761	20
247.112	29.0535	20
247.153	28.9928	20
247.119	28.9094	20
247.112	28.9021	20
247.029	28.8476	20
246.946	28.8785	20
246.911	28.9094	20
246.88	28.9928	20
246.946	29.0712	20
246.957	29.0761	20
247.029	29.0979	20
> 25 contour
246.946	29.0166	25
247.029	29.0678	25
247.112	29.0036	25
247.12	28.9928	25
247.112	28.976	25
247.084	28.9094	25
247.029	28.8705	25
246.96	28.9094	25
246.946	28.9477	25
246.926	28.9928	25
246.946	29.0166	25