> 4 contour
171.764	-20.2271	4
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171.164	-20.3202	4
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171.764	-20.2271	4
> 8 contour
171.664	-20.9243	8
171.714	-20.9208	8
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171.864	-20.9175	8
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172.564	-21.1162	8
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172.664	-21.1798	8
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172.729	-21.228	8
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172.79	-21.278	8
172.814	-21.3	8
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173.013	-21.528	8
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173.104	-21.678	8
173.114	-21.6993	8
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173.245	-22.278	8
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173.214	-22.5303	8
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> 12 contour
171.614	-21.2725	12
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171.764	-21.255	12
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172.064	-23.2183	12
172.014	-23.2273	12
172.009	-23.228	12
171.964	-23.2359	12
171.914	-23.2407	12
171.864	-23.2448	12
171.814	-23.2452	12
171.764	-23.2448	12
171.714	-23.2407	12
171.664	-23.2359	12
171.619	-23.228	12
171.614	-23.2273	12
171.564	-23.2183	12
171.514	-23.2055	12
171.464	-23.1913	12
171.427	-23.178	12
171.414	-23.1733	12
171.364	-23.154	12
171.314	-23.1301	12
171.31	-23.128	12
171.264	-23.1049	12
171.22	-23.078	12
171.214	-23.0745	12
171.164	-23.0417	12
171.146	-23.028	12
171.114	-23.0033	12
171.083	-22.978	12
171.064	-22.9611	12
171.03	-22.928	12
171.014	-22.9116	12
170.983	-22.878	12
170.964	-22.8557	12
170.942	-22.828	12
170.914	-22.7888	12
170.906	-22.778	12
170.875	-22.728	12
170.864	-22.7087	12
170.847	-22.678	12
170.824	-22.628	12
170.814	-22.6028	12
170.804	-22.578	12
170.786	-22.528	12
170.773	-22.478	12
170.764	-22.4384	12
170.762	-22.428	12
170.753	-22.378	12
170.748	-22.328	12
170.745	-22.278	12
170.745	-22.228	12
170.748	-22.178	12
170.754	-22.128	12
170.762	-22.078	12
170.764	-22.0683	12
170.773	-22.028	12
170.787	-21.978	12
170.804	-21.928	12
170.814	-21.9033	12
170.824	-21.878	12
170.847	-21.828	12
170.864	-21.7968	12
170.874	-21.778	12
170.906	-21.728	12
170.914	-21.7163	12
170.941	-21.678	12
170.964	-21.6487	12
170.981	-21.628	12
171.014	-21.5923	12
171.028	-21.578	12
171.064	-21.5424	12
171.08	-21.528	12
171.114	-21.4996	12
171.141	-21.478	12
171.164	-21.4607	12
171.213	-21.428	12
171.214	-21.4277	12
171.264	-21.3969	12
171.301	-21.378	12
171.314	-21.3712	12
171.364	-21.3471	12
171.413	-21.328	12
171.414	-21.3277	12
171.464	-21.3092	12
171.514	-21.2948	12
171.564	-21.282	12
171.586	-21.278	12
171.614	-21.2725	12
> 16 contour
171.764	-21.4757	16
171.814	-21.4746	16
171.864	-21.4757	16
171.888	-21.478	16
171.914	-21.4803	16
171.964	-21.4869	16
172.014	-21.4972	16
172.064	-21.5101	16
172.114	-21.5272	16
172.116	-21.528	16
172.164	-21.5465	16
172.214	-21.5705	16
172.228	-21.578	16
172.264	-21.5979	16
172.31	-21.628	16
172.314	-21.6309	16
172.364	-21.6687	16
172.375	-21.678	16
172.414	-21.7138	16
172.428	-21.728	16
172.464	-21.7669	16
172.473	-21.778	16
172.511	-21.828	16
172.514	-21.8322	16
172.544	-21.878	16
172.564	-21.9157	16
172.571	-21.928	16
172.593	-21.978	16
172.611	-22.028	16
172.614	-22.0384	16
172.625	-22.078	16
172.636	-22.128	16
172.643	-22.178	16
172.647	-22.228	16
172.646	-22.278	16
172.643	-22.328	16
172.636	-22.378	16
172.625	-22.428	16
172.614	-22.4651	16
172.61	-22.478	16
172.592	-22.528	16
172.569	-22.578	16
172.564	-22.5877	16
172.542	-22.628	16
172.514	-22.6708	16
172.509	-22.678	16
172.471	-22.728	16
172.464	-22.7357	16
172.425	-22.778	16
172.414	-22.7884	16
172.37	-22.828	16
172.364	-22.8331	16
172.314	-22.8706	16
172.303	-22.878	16
172.264	-22.9033	16
172.218	-22.928	16
172.214	-22.9303	16
172.164	-22.9543	16
172.114	-22.9735	16
172.1	-22.978	16
172.064	-22.9901	16
172.014	-23.0029	16
171.964	-23.0131	16
171.914	-23.0197	16
171.864	-23.0241	16
171.814	-23.0251	16
171.764	-23.0241	16
171.714	-23.0197	16
171.664	-23.0131	16
171.614	-23.0029	16
171.564	-22.9901	16
171.528	-22.978	16
171.514	-22.9735	16
171.464	-22.9543	16
171.414	-22.9304	16
171.41	-22.928	16
171.364	-22.9033	16
171.325	-22.878	16
171.314	-22.8706	16
171.264	-22.8331	16
171.258	-22.828	16
171.214	-22.7885	16
171.203	-22.778	16
171.164	-22.7357	16
171.157	-22.728	16
171.119	-22.678	16
171.114	-22.6708	16
171.086	-22.628	16
171.064	-22.5877	16
171.059	-22.578	16
171.036	-22.528	16
171.018	-22.478	16
171.014	-22.4651	16
171.003	-22.428	16
170.992	-22.378	16
170.985	-22.328	16
170.982	-22.278	16
170.982	-22.228	16
170.985	-22.178	16
170.992	-22.128	16
171.003	-22.078	16
171.014	-22.0384	16
171.017	-22.028	16
171.035	-21.978	16
171.057	-21.928	16
171.064	-21.9158	16
171.084	-21.878	16
171.114	-21.8322	16
171.117	-21.828	16
171.155	-21.778	16
171.164	-21.7669	16
171.2	-21.728	16
171.214	-21.7138	16
171.253	-21.678	16
171.264	-21.6687	16
171.314	-21.6309	16
171.318	-21.628	16
171.364	-21.5979	16
171.4	-21.578	16
171.414	-21.5705	16
171.464	-21.5465	16
171.512	-21.528	16
171.514	-21.5272	16
171.564	-21.5101	16
171.614	-21.4972	16
171.664	-21.4869	16
171.714	-21.4802	16
171.74	-21.478	16
171.764	-21.4757	16
> 20 contour
172.014	-21.6691	20
172.04	-21.678	20
172.014	-21.7161	20
172.004	-21.728	20
172.014	-21.7308	20
172.064	-21.7505	20
172.114	-21.7747	20
172.12	-21.778	20
172.164	-21.806	20
172.194	-21.828	20
172.214	-21.8438	20
172.25	-21.878	20
172.264	-21.8931	20
172.294	-21.928	20
172.314	-21.9557	20
172.329	-21.978	20
172.355	-22.028	20
172.364	-22.0491	20
172.376	-22.078	20
172.391	-22.128	20
172.401	-22.178	20
172.406	-22.228	20
172.406	-22.278	20
172.4	-22.328	20
172.39	-22.378	20
172.374	-22.428	20
172.364	-22.4523	20
172.353	-22.478	20
172.326	-22.528	20
172.314	-22.5463	20
172.29	-22.578	20
172.314	-22.6089	20
172.328	-22.628	20
172.314	-22.6443	20
172.291	-22.628	20
172.264	-22.6082	20
172.245	-22.628	20
172.264	-22.6548	20
172.281	-22.678	20
172.264	-22.6931	20
172.243	-22.678	20
172.214	-22.6572	20
172.187	-22.678	20
172.164	-22.6948	20
172.114	-22.726	20
172.11	-22.728	20
172.064	-22.75	20
172.014	-22.7696	20
171.984	-22.778	20
171.964	-22.7835	20
171.914	-22.7941	20
171.864	-22.7997	20
171.814	-22.8021	20
171.764	-22.7997	20
171.714	-22.7941	20
171.664	-22.7835	20
171.644	-22.778	20
171.614	-22.7696	20
171.564	-22.75	20
171.518	-22.728	20
171.514	-22.726	20
171.464	-22.6948	20
171.441	-22.678	20
171.414	-22.6572	20
171.385	-22.678	20
171.364	-22.6931	20
171.347	-22.678	20
171.364	-22.6548	20
171.383	-22.628	20
171.364	-22.6082	20
171.337	-22.628	20
171.314	-22.6443	20
171.3	-22.628	20
171.314	-22.6089	20
171.338	-22.578	20
171.314	-22.5463	20
171.302	-22.528	20
171.275	-22.478	20
171.264	-22.4523	20
171.254	-22.428	20
171.238	-22.378	20
171.228	-22.328	20
171.223	-22.278	20
171.222	-22.228	20
171.227	-22.178	20
171.237	-22.128	20
171.252	-22.078	20
171.264	-22.049	20
171.273	-22.028	20
171.299	-21.978	20
171.314	-21.9556	20
171.334	-21.928	20
171.364	-21.8931	20
171.378	-21.878	20
171.414	-21.8437	20
171.434	-21.828	20
171.414	-21.7987	20
171.4	-21.778	20
171.414	-21.7677	20
171.427	-21.778	20
171.464	-21.806	20
171.508	-21.778	20
171.514	-21.7747	20
171.564	-21.7505	20
171.614	-21.7308	20
171.624	-21.728	20
171.664	-21.7166	20
171.714	-21.7058	20
171.764	-21.7004	20
171.814	-21.6979	20
171.864	-21.7004	20
171.914	-21.7058	20
171.964	-21.7166	20
172.005	-21.678	20
172.014	-21.6691	20
> 24 contour
171.664	-21.8645	24
171.714	-21.8491	24
171.764	-21.8426	24
171.814	-21.8385	24
171.864	-21.8426	24
171.914	-21.8491	24
171.964	-21.8646	24
172.001	-21.878	24
172.014	-21.883	24
172.064	-21.913	24
172.086	-21.928	24
172.114	-21.9487	24
172.144	-21.978	24
172.164	-22.0026	24
172.185	-22.028	24
172.214	-22.0765	24
172.215	-22.078	24
172.235	-22.128	24
172.248	-22.178	24
172.254	-22.228	24
172.253	-22.278	24
172.247	-22.328	24
172.233	-22.378	24
172.214	-22.4241	24
172.212	-22.428	24
172.18	-22.478	24
172.164	-22.4979	24
172.139	-22.528	24
172.114	-22.5522	24
172.078	-22.578	24
172.064	-22.5875	24
172.014	-22.6172	24
171.985	-22.628	24
171.964	-22.6356	24
171.914	-22.651	24
171.864	-22.6574	24
171.814	-22.6616	24
171.764	-22.6575	24
171.714	-22.651	24
171.664	-22.6356	24
171.643	-22.628	24
171.614	-22.6172	24
171.564	-22.5875	24
171.55	-22.578	24
171.514	-22.5522	24
171.489	-22.528	24
171.464	-22.4979	24
171.448	-22.478	24
171.416	-22.428	24
171.414	-22.424	24
171.395	-22.378	24
171.381	-22.328	24
171.375	-22.278	24
171.374	-22.228	24
171.38	-22.178	24
171.393	-22.128	24
171.413	-22.078	24
171.414	-22.0766	24
171.443	-22.028	24
171.464	-22.0026	24
171.484	-21.978	24
171.514	-21.9487	24
171.542	-21.928	24
171.564	-21.913	24
171.614	-21.883	24
171.627	-21.878	24
171.664	-21.8645	24
> 28 contour
171.814	-21.9714	28
171.858	-21.978	28
171.864	-21.9789	28
171.914	-21.9875	28
171.964	-22.0132	28
171.992	-22.028	28
172.014	-22.0431	28
172.045	-22.078	28
172.064	-22.1058	28
172.079	-22.128	28
172.101	-22.178	28
172.113	-22.228	28
172.111	-22.278	28
172.099	-22.328	28
172.076	-22.378	28
172.064	-22.3947	28
172.04	-22.428	28
172.014	-22.4557	28
171.979	-22.478	28
171.964	-22.4862	28
171.914	-22.5126	28
171.864	-22.5211	28
171.824	-22.528	28
171.814	-22.5295	28
171.804	-22.528	28
171.764	-22.5211	28
171.714	-22.5126	28
171.664	-22.4862	28
171.649	-22.478	28
171.614	-22.4557	28
171.588	-22.428	28
171.564	-22.3947	28
171.552	-22.378	28
171.529	-22.328	28
171.517	-22.278	28
171.515	-22.228	28
171.527	-22.178	28
171.549	-22.128	28
171.564	-22.1057	28
171.583	-22.078	28
171.614	-22.0431	28
171.636	-22.028	28
171.664	-22.0132	28
171.714	-21.9875	28
171.764	-21.9789	28
171.77	-21.978	28
171.814	-21.9714	28