> 3 contour
249.357	9.39252	3
249.44	9.4147	3
249.524	9.42939	3
249.607	9.43938	3
249.69	9.43947	3
249.774	9.435	3
249.857	9.42411	3
249.94	9.40678	3
250.024	9.38173	3
250.029	9.37987	3
250.107	9.35296	3
250.19	9.31043	3
250.214	9.29653	3
250.274	9.26197	3
250.342	9.2132	3
250.357	9.20182	3
250.439	9.12987	3
250.44	9.12892	3
250.518	9.04653	3
250.524	9.0393	3
250.583	8.9632	3
250.607	8.92669	3
250.635	8.87987	3
250.677	8.79653	3
250.69	8.76128	3
250.71	8.7132	3
250.737	8.62987	3
250.756	8.54653	3
250.768	8.4632	3
250.774	8.37987	3
250.773	8.29653	3
250.767	8.2132	3
250.754	8.12987	3
250.735	8.04653	3
250.707	7.9632	3
250.69	7.92328	3
250.673	7.87987	3
250.631	7.79653	3
250.607	7.75758	3
250.578	7.7132	3
250.524	7.64462	3
250.512	7.62987	3
250.44	7.5549	3
250.432	7.54653	3
250.357	7.48162	3
250.333	7.4632	3
250.274	7.42112	3
250.203	7.37987	3
250.19	7.37266	3
250.107	7.32975	3
250.024	7.30092	3
250.008	7.29653	3
249.94	7.27609	3
249.857	7.25849	3
249.774	7.24747	3
249.69	7.24301	3
249.607	7.24287	3
249.524	7.25311	3
249.44	7.26808	3
249.357	7.29076	3
249.34	7.29653	3
249.274	7.31842	3
249.19	7.35467	3
249.142	7.37987	3
249.107	7.39795	3
249.024	7.45602	3
249.014	7.4632	3
248.94	7.52344	3
248.916	7.54653	3
248.857	7.60654	3
248.836	7.62987	3
248.774	7.71031	3
248.772	7.7132	3
248.718	7.79653	3
248.69	7.84962	3
248.674	7.87987	3
248.638	7.9632	3
248.612	8.04653	3
248.607	8.06579	3
248.591	8.12987	3
248.578	8.2132	3
248.571	8.29653	3
248.571	8.37987	3
248.577	8.4632	3
248.59	8.54653	3
248.607	8.61996	3
248.609	8.62987	3
248.635	8.7132	3
248.67	8.79653	3
248.69	8.83507	3
248.713	8.87987	3
248.766	8.9632	3
248.774	8.97391	3
248.83	9.04653	3
248.857	9.0775	3
248.908	9.12987	3
248.94	9.16049	3
249.005	9.2132	3
249.024	9.22731	3
249.107	9.28485	3
249.13	9.29653	3
249.19	9.32835	3
249.274	9.36426	3
249.321	9.37987	3
249.357	9.39252	3
> 6 contour
249.607	8.80041	6
249.69	8.79852	6
249.704	8.79653	6
249.774	8.78893	6
249.857	8.76349	6
249.94	8.71405	6
249.942	8.7132	6
250.024	8.63797	6
250.031	8.62987	6
250.09	8.54653	6
250.107	8.5011	6
250.121	8.4632	6
250.136	8.37987	6
250.136	8.29653	6
250.121	8.2132	6
250.107	8.17862	6
250.088	8.12987	6
250.025	8.04653	6
250.024	8.04526	6
249.94	7.96804	6
249.933	7.9632	6
249.857	7.91875	6
249.774	7.89235	6
249.69	7.8831	6
249.607	7.88213	6
249.524	7.90608	6
249.44	7.94544	6
249.415	7.9632	6
249.357	8.00969	6
249.322	8.04653	6
249.274	8.11719	6
249.266	8.12987	6
249.229	8.2132	6
249.215	8.29653	6
249.214	8.37987	6
249.228	8.4632	6
249.262	8.54653	6
249.274	8.56557	6
249.316	8.62987	6
249.357	8.6733	6
249.407	8.7132	6
249.44	8.73724	6
249.524	8.77563	6
249.596	8.79653	6
249.607	8.80041	6
> 9 contour
249.524	8.5755	9
249.607	8.61894	9
249.69	8.62134	9
249.774	8.60317	9
249.857	8.54653	9
249.857	8.54638	9
249.924	8.4632	9
249.94	8.39921	9
249.947	8.37987	9
249.946	8.29653	9
249.94	8.28085	9
249.922	8.2132	9
249.857	8.13506	9
249.851	8.12987	9
249.774	8.07884	9
249.69	8.06046	9
249.607	8.06314	9
249.524	8.10628	9
249.494	8.12987	9
249.44	8.19344	9
249.427	8.2132	9
249.398	8.29653	9
249.397	8.37987	9
249.426	8.4632	9
249.44	8.48535	9
249.489	8.54653	9
249.524	8.5755	9
> 12 contour
249.524	8.46474	12
249.607	8.52757	12
249.69	8.53713	12
249.774	8.5104	12
249.826	8.4632	12
249.857	8.38621	12
249.86	8.37987	12
249.859	8.29653	12
249.857	8.2924	12
249.821	8.2132	12
249.774	8.17033	12
249.69	8.1445	12
249.607	8.15497	12
249.526	8.2132	12
249.524	8.21523	12
249.476	8.29653	12
249.476	8.37987	12
249.522	8.4632	12
249.524	8.46474	12
> 15 contour
249.607	8.4643	15
249.69	8.49654	15
249.75	8.4632	15
249.774	8.44559	15
249.82	8.37987	15
249.82	8.29653	15
249.774	8.23403	15
249.733	8.2132	15
249.69	8.19331	15
249.628	8.2132	15
249.607	8.22056	15
249.532	8.29653	15
249.532	8.37987	15
249.606	8.4632	15
249.607	8.4643	15
> 18 contour
249.607	8.4041	18
249.69	8.45634	18
249.774	8.39052	18
249.781	8.37987	18
249.781	8.29653	18
249.774	8.28623	18
249.69	8.2315	18
249.607	8.27435	18
249.585	8.29653	18
249.586	8.37987	18
249.607	8.4041	18