> 4 contour
-173.154	-15.1115	4
-173.07	-15.109	4
-172.987	-15.1144	4
-172.972	-15.1168	4
-172.904	-15.127	4
-172.82	-15.1477	4
-172.766	-15.1668	4
-172.737	-15.1772	4
-172.654	-15.2162	4
-172.653	-15.2168	4
-172.57	-15.2665	4
-172.57	-15.2668	4
-172.503	-15.3168	4
-172.487	-15.33	4
-172.446	-15.3668	4
-172.404	-15.4113	4
-172.399	-15.4168	4
-172.357	-15.4668	4
-172.323	-15.5168	4
-172.32	-15.5209	4
-172.29	-15.5668	4
-172.263	-15.6168	4
-172.24	-15.6668	4
-172.237	-15.6758	4
-172.222	-15.7168	4
-172.207	-15.7668	4
-172.196	-15.8168	4
-172.187	-15.8668	4
-172.181	-15.9168	4
-172.18	-15.9668	4
-172.179	-16.0168	4
-172.182	-16.0668	4
-172.189	-16.1168	4
-172.197	-16.1668	4
-172.21	-16.2168	4
-172.226	-16.2668	4
-172.237	-16.2953	4
-172.245	-16.3168	4
-172.27	-16.3668	4
-172.297	-16.4168	4
-172.32	-16.4509	4
-172.331	-16.4668	4
-172.368	-16.5168	4
-172.404	-16.5584	4
-172.411	-16.5668	4
-172.462	-16.6168	4
-172.487	-16.6392	4
-172.521	-16.6668	4
-172.57	-16.7028	4
-172.593	-16.7168	4
-172.654	-16.7526	4
-172.684	-16.7668	4
-172.737	-16.7911	4
-172.812	-16.8168	4
-172.82	-16.8198	4
-172.904	-16.8409	4
-172.987	-16.8536	4
-173.07	-16.8586	4
-173.154	-16.8565	4
-173.237	-16.8462	4
-173.32	-16.8294	4
-173.361	-16.8168	4
-173.404	-16.8038	4
-173.487	-16.7689	4
-173.491	-16.7668	4
-173.57	-16.7238	4
-173.581	-16.7168	4
-173.653	-16.6668	4
-173.654	-16.6665	4
-173.714	-16.6168	4
-173.737	-16.5957	4
-173.765	-16.5668	4
-173.806	-16.5168	4
-173.82	-16.4975	4
-173.844	-16.4668	4
-173.875	-16.4168	4
-173.901	-16.3668	4
-173.904	-16.3607	4
-173.925	-16.3168	4
-173.945	-16.2668	4
-173.961	-16.2168	4
-173.973	-16.1668	4
-173.981	-16.1168	4
-173.987	-16.0717	4
-173.988	-16.0668	4
-173.991	-16.0168	4
-173.991	-15.9668	4
-173.989	-15.9168	4
-173.987	-15.9029	4
-173.983	-15.8668	4
-173.975	-15.8168	4
-173.964	-15.7668	4
-173.949	-15.7168	4
-173.931	-15.6668	4
-173.907	-15.6168	4
-173.904	-15.6098	4
-173.882	-15.5668	4
-173.852	-15.5168	4
-173.82	-15.4738	4
-173.816	-15.4668	4
-173.777	-15.4168	4
-173.737	-15.3739	4
-173.73	-15.3668	4
-173.672	-15.3168	4
-173.654	-15.3025	4
-173.604	-15.2668	4
-173.57	-15.2446	4
-173.521	-15.2168	4
-173.487	-15.199	4
-173.409	-15.1668	4
-173.404	-15.1645	4
-173.32	-15.1383	4
-173.237	-15.1219	4
-173.195	-15.1168	4
-173.154	-15.1115	4
> 4 contour
-173.737	-15.8622	4
-173.732	-15.8668	4
-173.734	-15.9168	4
-173.735	-15.9668	4
-173.737	-15.969	4
-173.743	-15.9668	4
-173.745	-15.9168	4
-173.749	-15.8668	4
-173.737	-15.8622	4
> 8 contour
-173.07	-15.6167	8
-173.07	-15.6168	8
-172.987	-15.6278	8
-172.904	-15.661	8
-172.894	-15.6668	8
-172.825	-15.7168	8
-172.82	-15.7214	8
-172.774	-15.7668	8
-172.737	-15.8168	8
-172.737	-15.8174	8
-172.713	-15.8668	8
-172.7	-15.9168	8
-172.696	-15.9668	8
-172.695	-16.0168	8
-172.703	-16.0668	8
-172.721	-16.1168	8
-172.737	-16.1497	8
-172.746	-16.1668	8
-172.785	-16.2168	8
-172.82	-16.2492	8
-172.842	-16.2668	8
-172.904	-16.3073	8
-172.928	-16.3168	8
-172.987	-16.3401	8
-173.07	-16.3528	8
-173.154	-16.3475	8
-173.237	-16.3228	8
-173.249	-16.3168	8
-173.32	-16.2766	8
-173.333	-16.2668	8
-173.385	-16.2168	8
-173.404	-16.1899	8
-173.42	-16.1668	8
-173.445	-16.1168	8
-173.463	-16.0668	8
-173.47	-16.0168	8
-173.47	-15.9668	8
-173.465	-15.9168	8
-173.452	-15.8668	8
-173.429	-15.8168	8
-173.404	-15.7805	8
-173.394	-15.7668	8
-173.349	-15.7168	8
-173.32	-15.6927	8
-173.28	-15.6668	8
-173.237	-15.6443	8
-173.154	-15.6217	8
-173.071	-15.6168	8
-173.07	-15.6167	8
> 12 contour
-173.07	-15.7597	12
-173.045	-15.7668	12
-172.987	-15.7812	12
-172.932	-15.8168	12
-172.904	-15.8451	12
-172.885	-15.8668	12
-172.856	-15.9168	12
-172.848	-15.9668	12
-172.846	-16.0168	12
-172.862	-16.0668	12
-172.902	-16.1168	12
-172.904	-16.1192	12
-172.957	-16.1668	12
-172.987	-16.1855	12
-173.07	-16.2074	12
-173.154	-16.1973	12
-173.22	-16.1668	12
-173.237	-16.1578	12
-173.278	-16.1168	12
-173.308	-16.0668	12
-173.319	-16.0168	12
-173.318	-15.9668	12
-173.312	-15.9168	12
-173.292	-15.8668	12
-173.246	-15.8168	12
-173.237	-15.8091	12
-173.154	-15.7701	12
-173.123	-15.7668	12
-173.07	-15.7597	12
> 16 contour
-173.154	-15.8439	16
-173.07	-15.8276	16
-172.987	-15.8621	16
-172.981	-15.8668	16
-172.934	-15.9168	16
-172.925	-15.9668	16
-172.924	-16.0168	16
-172.944	-16.0668	16
-172.987	-16.1058	16
-173.009	-16.1168	16
-173.07	-16.1419	16
-173.154	-16.1225	16
-173.164	-16.1168	16
-173.228	-16.0668	16
-173.237	-16.0521	16
-173.255	-16.0168	16
-173.258	-15.9668	16
-173.239	-15.9168	16
-173.237	-15.9136	16
-173.192	-15.8668	16
-173.154	-15.8439	16
> 20 contour
-173.07	-15.8732	20
-172.993	-15.9168	20
-172.987	-15.9374	20
-172.981	-15.9668	20
-172.984	-16.0168	20
-172.987	-16.0234	20
-173.024	-16.0668	20
-173.07	-16.0906	20
-173.154	-16.0678	20
-173.155	-16.0668	20
-173.188	-16.0168	20
-173.196	-15.9668	20
-173.154	-15.9209	20
-173.149	-15.9168	20
-173.07	-15.8732	20
> 24 contour
-173.07	-15.9165	24
-173.07	-15.9168	24
-173.017	-15.9668	24
-173.026	-16.0168	24
-173.07	-16.05	24
-173.128	-16.0168	24
-173.139	-15.9668	24
-173.071	-15.9168	24
-173.07	-15.9165	24