> 3 contour
138.554	-2.26033	3
138.638	-2.29778	3
138.721	-2.26471	3
138.804	-2.27992	3
138.888	-2.29879	3
138.905	-2.312	3
138.888	-2.34581	3
138.87	-2.39533	3
138.888	-2.41214	3
138.943	-2.47867	3
138.971	-2.55212	3
138.975	-2.562	3
138.991	-2.64533	3
138.986	-2.72867	3
138.971	-2.77879	3
138.962	-2.812	3
138.971	-2.82963	3
139.012	-2.89533	3
138.971	-2.9564	3
138.95	-2.97867	3
138.888	-3.03061	3
138.833	-3.062	3
138.804	-3.07798	3
138.721	-3.10736	3
138.638	-3.11897	3
138.554	-3.11496	3
138.471	-3.10148	3
138.408	-3.062	3
138.388	-3.04848	3
138.304	-2.98234	3
138.301	-2.97867	3
138.236	-2.89533	3
138.221	-2.86258	3
138.196	-2.812	3
138.221	-2.78611	3
138.262	-2.72867	3
138.257	-2.64533	3
138.273	-2.562	3
138.304	-2.49214	3
138.31	-2.47867	3
138.377	-2.39533	3
138.388	-2.38633	3
138.471	-2.32109	3
138.478	-2.312	3
138.554	-2.26033	3
> 6 contour
138.471	-2.44996	6
138.554	-2.45759	6
138.638	-2.4501	6
138.711	-2.47867	6
138.721	-2.48169	6
138.799	-2.562	6
138.804	-2.5787	6
138.832	-2.64533	6
138.82	-2.72867	6
138.828	-2.812	6
138.804	-2.83686	6
138.721	-2.85083	6
138.677	-2.89533	6
138.638	-2.93514	6
138.554	-2.93139	6
138.474	-2.89533	6
138.471	-2.89418	6
138.401	-2.812	6
138.416	-2.72867	6
138.407	-2.64533	6
138.432	-2.562	6
138.443	-2.47867	6
138.471	-2.44996	6
> 9 contour
138.554	-2.52864	9
138.638	-2.50224	9
138.721	-2.55929	9
138.724	-2.562	9
138.773	-2.64533	9
138.758	-2.72867	9
138.721	-2.77184	9
138.638	-2.81088	9
138.554	-2.79868	9
138.487	-2.72867	9
138.472	-2.64533	9
138.514	-2.562	9
138.554	-2.52864	9
> 12 contour
138.638	-2.53511	12
138.676	-2.562	12
138.721	-2.63052	12
138.73	-2.64533	12
138.721	-2.67867	12
138.715	-2.72867	12
138.638	-2.79507	12
138.554	-2.74174	12
138.542	-2.72867	12
138.514	-2.64533	12
138.554	-2.58899	12
138.584	-2.562	12
138.638	-2.53511	12