> 6 contour
171.478	-42.9095	6
171.528	-42.9012	6
171.578	-42.8883	6
171.628	-42.8915	6
171.678	-42.8883	6
171.728	-42.9012	6
171.778	-42.9095	6
171.819	-42.931	6
171.828	-42.9354	6
171.878	-42.958	6
171.907	-42.981	6
171.928	-43.0009	6
171.958	-43.031	6
171.978	-43.0624	6
171.989	-43.081	6
172.006	-43.131	6
172.01	-43.181	6
172.002	-43.231	6
172.028	-43.249	6
172.047	-43.281	6
172.054	-43.331	6
172.028	-43.3616	6
172.012	-43.381	6
171.978	-43.4124	6
171.928	-43.4048	6
171.878	-43.3881	6
171.828	-43.4124	6
171.786	-43.431	6
171.778	-43.4351	6
171.728	-43.4437	6
171.678	-43.4586	6
171.628	-43.4546	6
171.578	-43.4586	6
171.528	-43.4437	6
171.478	-43.4351	6
171.47	-43.431	6
171.428	-43.4124	6
171.378	-43.3881	6
171.368	-43.381	6
171.328	-43.3454	6
171.312	-43.331	6
171.278	-43.3208	6
171.242	-43.281	6
171.254	-43.231	6
171.246	-43.181	6
171.25	-43.131	6
171.267	-43.081	6
171.278	-43.0623	6
171.298	-43.031	6
171.328	-43.0009	6
171.349	-42.981	6
171.378	-42.9579	6
171.428	-42.9354	6
171.437	-42.931	6
171.478	-42.9095	6
> 12 contour
171.578	-43.0072	12
171.628	-43.0085	12
171.678	-43.0069	12
171.728	-43.0302	12
171.73	-43.031	12
171.778	-43.0523	12
171.807	-43.081	12
171.828	-43.119	12
171.835	-43.131	12
171.878	-43.1622	12
171.891	-43.181	12
171.878	-43.1986	12
171.828	-43.2287	12
171.827	-43.231	12
171.794	-43.281	12
171.778	-43.2945	12
171.728	-43.3167	12
171.688	-43.331	12
171.678	-43.3359	12
171.632	-43.331	12
171.628	-43.3308	12
171.624	-43.331	12
171.578	-43.3357	12
171.528	-43.3487	12
171.504	-43.331	12
171.478	-43.3153	12
171.442	-43.281	12
171.429	-43.231	12
171.428	-43.2287	12
171.378	-43.1986	12
171.365	-43.181	12
171.378	-43.1622	12
171.421	-43.131	12
171.428	-43.119	12
171.449	-43.081	12
171.478	-43.0527	12
171.528	-43.0317	12
171.53	-43.031	12
171.578	-43.0072	12
> 18 contour
171.578	-43.0634	18
171.628	-43.0577	18
171.678	-43.0632	18
171.711	-43.081	18
171.728	-43.0899	18
171.772	-43.131	18
171.778	-43.1678	18
171.781	-43.181	18
171.778	-43.188	18
171.76	-43.231	18
171.728	-43.2582	18
171.685	-43.281	18
171.678	-43.2847	18
171.628	-43.286	18
171.578	-43.2842	18
171.572	-43.281	18
171.528	-43.2575	18
171.496	-43.231	18
171.478	-43.1878	18
171.475	-43.181	18
171.478	-43.168	18
171.484	-43.131	18
171.528	-43.0899	18
171.545	-43.081	18
171.578	-43.0634	18
> 24 contour
171.578	-43.101	24
171.628	-43.0881	24
171.678	-43.1009	24
171.722	-43.131	24
171.728	-43.1415	24
171.745	-43.181	24
171.728	-43.2062	24
171.704	-43.231	24
171.678	-43.2485	24
171.628	-43.2629	24
171.578	-43.2483	24
171.552	-43.231	24
171.528	-43.2062	24
171.511	-43.181	24
171.528	-43.1415	24
171.534	-43.131	24
171.578	-43.101	24
> 30 contour
171.628	-43.1055	30
171.676	-43.131	30
171.678	-43.1343	30
171.706	-43.181	30
171.678	-43.2094	30
171.654	-43.231	30
171.628	-43.2424	30
171.602	-43.231	30
171.578	-43.2094	30
171.55	-43.181	30
171.578	-43.1343	30
171.58	-43.131	30
171.628	-43.1055	30