> 6 contour
180.646	-15.6964	6
180.696	-15.6966	6
180.746	-15.6964	6
180.792	-15.715	6
180.796	-15.7163	6
180.846	-15.7339	6
180.884	-15.765	6
180.896	-15.7769	6
180.934	-15.815	6
180.946	-15.8333	6
180.964	-15.865	6
180.981	-15.915	6
180.988	-15.965	6
180.986	-16.015	6
180.977	-16.065	6
180.956	-16.115	6
180.946	-16.1317	6
180.92	-16.165	6
180.896	-16.1879	6
180.865	-16.215	6
180.846	-16.2296	6
180.796	-16.2493	6
180.747	-16.265	6
180.746	-16.2655	6
180.696	-16.2652	6
180.646	-16.2655	6
180.645	-16.265	6
180.596	-16.2493	6
180.546	-16.2296	6
180.527	-16.215	6
180.496	-16.1879	6
180.472	-16.165	6
180.446	-16.1317	6
180.436	-16.115	6
180.415	-16.065	6
180.406	-16.015	6
180.404	-15.965	6
180.411	-15.915	6
180.428	-15.865	6
180.446	-15.8333	6
180.458	-15.815	6
180.496	-15.7769	6
180.508	-15.765	6
180.546	-15.7339	6
180.596	-15.7162	6
180.6	-15.715	6
180.646	-15.6964	6
> 12 contour
180.596	-15.8509	12
180.646	-15.8201	12
180.696	-15.8173	12
180.746	-15.8201	12
180.796	-15.8509	12
180.814	-15.865	12
180.846	-15.8994	12
180.855	-15.915	12
180.871	-15.965	12
180.867	-16.015	12
180.846	-16.0648	12
180.846	-16.065	12
180.796	-16.1124	12
180.792	-16.115	12
180.746	-16.1462	12
180.696	-16.1502	12
180.646	-16.1462	12
180.6	-16.115	12
180.596	-16.1124	12
180.546	-16.065	12
180.546	-16.0648	12
180.525	-16.015	12
180.521	-15.965	12
180.537	-15.915	12
180.546	-15.8994	12
180.578	-15.865	12
180.596	-15.8509	12
> 18 contour
180.646	-15.8745	18
180.696	-15.8665	18
180.746	-15.8745	18
180.792	-15.915	18
180.796	-15.9219	18
180.82	-15.965	18
180.813	-16.015	18
180.796	-16.0407	18
180.777	-16.065	18
180.746	-16.0908	18
180.696	-16.1032	18
180.646	-16.0908	18
180.615	-16.065	18
180.596	-16.0407	18
180.579	-16.015	18
180.572	-15.965	18
180.596	-15.9219	18
180.6	-15.915	18
180.646	-15.8745	18
> 24 contour
180.646	-15.9119	24
180.696	-15.8879	24
180.746	-15.9119	24
180.749	-15.915	24
180.783	-15.965	24
180.776	-16.015	24
180.746	-16.0495	24
180.715	-16.065	24
180.696	-16.0727	24
180.677	-16.065	24
180.646	-16.0495	24
180.616	-16.015	24
180.609	-15.965	24
180.643	-15.915	24
180.646	-15.9119	24
> 30 contour
180.696	-15.9094	30
180.707	-15.915	30
180.746	-15.9559	30
180.752	-15.965	30
180.746	-16.0022	30
180.744	-16.015	30
180.696	-16.0515	30
180.648	-16.015	30
180.646	-16.0022	30
180.64	-15.965	30
180.646	-15.9559	30
180.685	-15.915	30
180.696	-15.9094	30