> 3 contour
120.366	24.0877	3
120.416	24.1246	3
120.466	24.1178	3
120.516	24.1082	3
120.562	24.077	3
120.566	24.075	3
120.574	24.077	3
120.616	24.0833	3
120.64	24.077	3
120.666	24.063	3
120.691	24.027	3
120.716	23.9936	3
120.739	23.977	3
120.766	23.962	3
120.816	23.9471	3
120.866	23.9433	3
120.916	23.9688	3
120.93	23.977	3
120.966	23.9996	3
120.993	23.977	3
121.011	23.927	3
121.016	23.9194	3
121.066	23.9007	3
121.116	23.8772	3
121.116	23.877	3
121.166	23.8505	3
121.196	23.827	3
121.216	23.8087	3
121.251	23.777	3
121.266	23.7602	3
121.29	23.727	3
121.316	23.6788	3
121.32	23.677	3
121.366	23.6593	3
121.416	23.6701	3
121.427	23.627	3
121.416	23.603	3
121.395	23.577	3
121.366	23.5413	3
121.341	23.527	3
121.316	23.5042	3
121.301	23.477	3
121.28	23.427	3
121.266	23.3971	3
121.258	23.377	3
121.256	23.327	3
121.254	23.277	3
121.252	23.227	3
121.266	23.2019	3
121.275	23.177	3
121.266	23.1638	3
121.229	23.127	3
121.245	23.077	3
121.233	23.027	3
121.217	22.977	3
121.216	22.9765	3
121.215	22.977	3
121.166	22.9986	3
121.116	23.001	3
121.066	23.0006	3
121.025	23.027	3
121.016	23.0437	3
120.966	23.0271	3
120.965	23.027	3
120.916	23.0194	3
120.866	23.0122	3
120.816	23.0204	3
120.766	23.0154	3
120.74	23.027	3
120.716	23.0388	3
120.666	23.0455	3
120.619	23.077	3
120.616	23.0795	3
120.566	23.1178	3
120.549	23.127	3
120.532	23.177	3
120.516	23.185	3
120.466	23.1902	3
120.449	23.177	3
120.466	23.165	3
120.51	23.127	3
120.477	23.077	3
120.466	23.0553	3
120.456	23.077	3
120.438	23.127	3
120.416	23.1552	3
120.366	23.133	3
120.357	23.127	3
120.366	23.0951	3
120.373	23.077	3
120.366	23.0573	3
120.316	23.0528	3
120.266	23.0464	3
120.228	23.027	3
120.216	23.025	3
120.166	23.002	3
120.116	22.9827	3
120.072	23.027	3
120.115	23.077	3
120.102	23.127	3
120.072	23.177	3
120.066	23.185	3
120.053	23.227	3
120.041	23.277	3
120.05	23.327	3
120.066	23.3765	3
120.066	23.377	3
120.096	23.427	3
120.116	23.4439	3
120.137	23.477	3
120.139	23.527	3
120.159	23.577	3
120.166	23.5827	3
120.216	23.6138	3
120.232	23.627	3
120.249	23.677	3
120.266	23.7182	3
120.272	23.727	3
120.285	23.777	3
120.284	23.827	3
120.275	23.877	3
120.266	23.8896	3
120.254	23.927	3
120.248	23.977	3
120.266	24.0151	3
120.276	24.027	3
120.316	24.048	3
120.36	24.077	3
120.366	24.0877	3
> 6 contour
120.516	23.928	6
120.566	23.9761	6
120.577	23.927	6
120.616	23.8894	6
120.634	23.877	6
120.666	23.8292	6
120.667	23.827	6
120.683	23.777	6
120.7	23.727	6
120.716	23.71	6
120.766	23.7102	6
120.816	23.6814	6
120.866	23.6961	6
120.916	23.6819	6
120.933	23.677	6
120.966	23.6685	6
121.016	23.6356	6
121.026	23.627	6
121.066	23.58	6
121.068	23.577	6
121.089	23.527	6
121.095	23.477	6
121.089	23.427	6
121.069	23.377	6
121.066	23.372	6
121.033	23.327	6
121.016	23.2778	6
121.015	23.277	6
121.016	23.2763	6
121.034	23.227	6
121.066	23.2064	6
121.116	23.1859	6
121.128	23.177	6
121.157	23.127	6
121.116	23.0819	6
121.066	23.1094	6
121.038	23.127	6
121.016	23.142	6
120.979	23.177	6
120.993	23.227	6
120.966	23.2531	6
120.916	23.2706	6
120.866	23.2506	6
120.826	23.227	6
120.816	23.2156	6
120.801	23.177	6
120.766	23.1559	6
120.724	23.177	6
120.716	23.1828	6
120.666	23.2178	6
120.651	23.227	6
120.616	23.2439	6
120.566	23.2735	6
120.563	23.277	6
120.516	23.3057	6
120.466	23.3088	6
120.416	23.304	6
120.366	23.3146	6
120.348	23.327	6
120.34	23.377	6
120.355	23.427	6
120.344	23.477	6
120.354	23.527	6
120.366	23.5651	6
120.369	23.577	6
120.395	23.627	6
120.416	23.6463	6
120.466	23.6689	6
120.47	23.677	6
120.468	23.727	6
120.488	23.777	6
120.484	23.827	6
120.484	23.877	6
120.515	23.927	6
120.516	23.928	6
> 9 contour
120.566	23.8776	9
120.567	23.877	9
120.616	23.8274	9
120.616	23.827	9
120.616	23.8262	9
120.569	23.777	9
120.616	23.7512	9
120.666	23.7305	9
120.668	23.727	9
120.712	23.677	9
120.716	23.6738	9
120.766	23.6534	9
120.794	23.627	9
120.816	23.6204	9
120.866	23.6245	9
120.916	23.5995	9
120.951	23.577	9
120.966	23.5623	9
120.993	23.527	9
121.009	23.477	9
120.992	23.427	9
120.966	23.391	9
120.952	23.377	9
120.916	23.3547	9
120.866	23.3473	9
120.816	23.3536	9
120.766	23.3704	9
120.763	23.377	9
120.717	23.427	9
120.716	23.4278	9
120.712	23.427	9
120.666	23.3915	9
120.647	23.377	9
120.646	23.327	9
120.616	23.315	9
120.597	23.327	9
120.566	23.3609	9
120.522	23.377	9
120.516	23.3781	9
120.466	23.3906	9
120.454	23.377	9
120.416	23.3535	9
120.399	23.377	9
120.406	23.427	9
120.401	23.477	9
120.416	23.5148	9
120.433	23.527	9
120.456	23.577	9
120.466	23.588	9
120.516	23.5953	9
120.521	23.627	9
120.516	23.6422	9
120.501	23.677	9
120.516	23.7254	9
120.517	23.727	9
120.564	23.777	9
120.561	23.827	9
120.565	23.877	9
120.566	23.8776	9
> 12 contour
120.566	23.7328	12
120.574	23.727	12
120.616	23.7073	12
120.66	23.677	12
120.666	23.6705	12
120.716	23.6276	12
120.717	23.627	12
120.766	23.6137	12
120.816	23.6042	12
120.866	23.5967	12
120.893	23.577	12
120.916	23.5471	12
120.936	23.527	12
120.966	23.4866	12
120.972	23.477	12
120.966	23.4677	12
120.928	23.427	12
120.916	23.4154	12
120.866	23.404	12
120.816	23.4066	12
120.771	23.427	12
120.766	23.4287	12
120.716	23.4638	12
120.668	23.477	12
120.666	23.4788	12
120.616	23.4953	12
120.586	23.527	12
120.566	23.5528	12
120.557	23.577	12
120.546	23.627	12
120.526	23.677	12
120.56	23.727	12
120.566	23.7328	12
> 15 contour
120.566	23.7059	15
120.616	23.677	15
120.616	23.6768	15
120.661	23.627	15
120.616	23.5771	15
120.574	23.627	15
120.566	23.6349	15
120.544	23.677	15
120.566	23.7059	15
> 15 contour
120.766	23.5855	15
120.816	23.588	15
120.851	23.577	15
120.866	23.5678	15
120.9	23.527	15
120.902	23.477	15
120.866	23.4487	15
120.816	23.4405	15
120.766	23.4604	15
120.743	23.477	15
120.716	23.5185	15
120.706	23.527	15
120.716	23.5437	15
120.739	23.577	15
120.766	23.5855	15
> 18 contour
120.766	23.5492	18
120.816	23.5726	18
120.866	23.536	18
120.874	23.527	18
120.866	23.5029	18
120.847	23.477	18
120.816	23.4651	18
120.791	23.477	18
120.766	23.5	18
120.746	23.527	18
120.766	23.5492	18