> 3 contour
250.545	20.8314	3
250.628	20.844	3
250.711	20.8504	3
250.795	20.8525	3
250.878	20.8488	3
250.961	20.8397	3
251.045	20.8244	3
251.046	20.824	3
251.128	20.8044	3
251.211	20.7774	3
251.22	20.774	3
251.295	20.7448	3
251.338	20.724	3
251.378	20.7043	3
251.431	20.674	3
251.461	20.6556	3
251.508	20.624	3
251.545	20.5974	3
251.574	20.574	3
251.628	20.5279	3
251.632	20.524	3
251.685	20.474	3
251.711	20.4458	3
251.731	20.424	3
251.77	20.374	3
251.795	20.3386	3
251.805	20.324	3
251.838	20.274	3
251.866	20.224	3
251.878	20.1993	3
251.891	20.174	3
251.914	20.124	3
251.933	20.074	3
251.95	20.024	3
251.961	19.9794	3
251.963	19.974	3
251.976	19.924	3
251.985	19.874	3
251.992	19.824	3
251.997	19.774	3
251.998	19.724	3
251.999	19.674	3
251.997	19.624	3
251.991	19.574	3
251.984	19.524	3
251.974	19.474	3
251.962	19.424	3
251.961	19.4207	3
251.949	19.374	3
251.932	19.324	3
251.913	19.274	3
251.89	19.224	3
251.878	19.2012	3
251.865	19.174	3
251.837	19.124	3
251.803	19.074	3
251.795	19.0615	3
251.769	19.024	3
251.73	18.974	3
251.711	18.9529	3
251.684	18.924	3
251.632	18.874	3
251.628	18.87	3
251.575	18.824	3
251.545	18.7998	3
251.51	18.774	3
251.461	18.7409	3
251.434	18.724	3
251.378	18.6916	3
251.343	18.674	3
251.295	18.6506	3
251.228	18.624	3
251.211	18.6174	3
251.128	18.5902	3
251.062	18.574	3
251.045	18.5696	3
250.961	18.5543	3
250.878	18.545	3
250.795	18.5413	3
250.711	18.5434	3
250.628	18.5499	3
250.545	18.5627	3
250.494	18.574	3
250.461	18.5812	3
250.378	18.6054	3
250.328	18.624	3
250.295	18.6363	3
250.212	18.674	3
250.211	18.6742	3
250.128	18.7198	3
250.121	18.724	3
250.046	18.774	3
250.045	18.7746	3
249.981	18.824	3
249.961	18.84	3
249.923	18.874	3
249.878	18.9184	3
249.873	18.924	3
249.827	18.974	3
249.795	19.0145	3
249.787	19.024	3
249.75	19.074	3
249.717	19.124	3
249.711	19.1338	3
249.688	19.174	3
249.664	19.224	3
249.642	19.274	3
249.628	19.3141	3
249.624	19.324	3
249.606	19.374	3
249.592	19.424	3
249.58	19.474	3
249.571	19.524	3
249.564	19.574	3
249.559	19.624	3
249.557	19.674	3
249.557	19.724	3
249.559	19.774	3
249.564	19.824	3
249.57	19.874	3
249.579	19.924	3
249.591	19.974	3
249.605	20.024	3
249.623	20.074	3
249.628	20.0878	3
249.641	20.124	3
249.662	20.174	3
249.687	20.224	3
249.711	20.2661	3
249.716	20.274	3
249.748	20.324	3
249.786	20.374	3
249.795	20.3849	3
249.826	20.424	3
249.872	20.474	3
249.878	20.4798	3
249.923	20.524	3
249.961	20.5576	3
249.981	20.574	3
250.045	20.6223	3
250.047	20.624	3
250.124	20.674	3
250.128	20.6764	3
250.211	20.7216	3
250.217	20.724	3
250.295	20.759	3
250.336	20.774	3
250.378	20.7894	3
250.461	20.8134	3
250.511	20.824	3
250.545	20.8314	3
> 6 contour
250.628	20.1481	6
250.711	20.1639	6
250.795	20.1687	6
250.878	20.1602	6
250.961	20.1368	6
250.989	20.124	6
251.045	20.0964	6
251.078	20.074	6
251.128	20.0339	6
251.139	20.024	6
251.187	19.974	6
251.211	19.9411	6
251.223	19.924	6
251.249	19.874	6
251.265	19.824	6
251.275	19.774	6
251.279	19.724	6
251.281	19.674	6
251.276	19.624	6
251.265	19.574	6
251.249	19.524	6
251.224	19.474	6
251.211	19.4537	6
251.19	19.424	6
251.143	19.374	6
251.128	19.3605	6
251.083	19.324	6
251.045	19.298	6
250.997	19.274	6
250.961	19.2572	6
250.878	19.2338	6
250.795	19.2253	6
250.711	19.2302	6
250.628	19.2458	6
250.558	19.274	6
250.545	19.2794	6
250.473	19.324	6
250.461	19.3324	6
250.413	19.374	6
250.378	19.4141	6
250.37	19.424	6
250.335	19.474	6
250.31	19.524	6
250.295	19.574	6
250.295	19.5773	6
250.28	19.624	6
250.274	19.674	6
250.276	19.724	6
250.281	19.774	6
250.295	19.821	6
250.295	19.824	6
250.311	19.874	6
250.337	19.924	6
250.373	19.974	6
250.378	19.9795	6
250.416	20.024	6
250.461	20.0622	6
250.478	20.074	6
250.545	20.1151	6
250.567	20.124	6
250.628	20.1481	6
> 9 contour
250.795	19.9757	9
250.803	19.974	9
250.878	19.9602	9
250.946	19.924	9
250.961	19.9143	9
251.007	19.874	9
251.041	19.824	9
251.045	19.815	9
251.066	19.774	9
251.074	19.724	9
251.078	19.674	9
251.068	19.624	9
251.045	19.5816	9
251.041	19.574	9
251.01	19.524	9
250.961	19.4802	9
250.952	19.474	9
250.878	19.4346	9
250.817	19.424	9
250.795	19.4197	9
250.756	19.424	9
250.711	19.4281	9
250.628	19.4559	9
250.601	19.474	9
250.547	19.524	9
250.545	19.5273	9
250.512	19.574	9
250.488	19.624	9
250.48	19.674	9
250.483	19.724	9
250.49	19.774	9
250.513	19.824	9
250.545	19.8672	9
250.55	19.874	9
250.607	19.924	9
250.628	19.9381	9
250.711	19.9667	9
250.781	19.974	9
250.795	19.9757	9
> 12 contour
250.795	19.8839	12
250.831	19.874	12
250.878	19.8621	12
250.927	19.824	12
250.961	19.7758	12
250.963	19.774	12
250.977	19.724	12
250.981	19.674	12
250.966	19.624	12
250.961	19.6184	12
250.93	19.574	12
250.878	19.5326	12
250.847	19.524	12
250.795	19.5091	12
250.711	19.5228	12
250.709	19.524	12
250.628	19.5712	12
250.625	19.574	12
250.585	19.624	12
250.57	19.674	12
250.572	19.724	12
250.587	19.774	12
250.626	19.824	12
250.628	19.8262	12
250.711	19.8705	12
250.736	19.874	12
250.795	19.8839	12
> 15 contour
250.795	19.8305	15
250.813	19.824	15
250.878	19.7998	15
250.906	19.774	15
250.929	19.724	15
250.931	19.674	15
250.909	19.624	15
250.878	19.5948	15
250.839	19.574	15
250.795	19.5558	15
250.728	19.574	15
250.711	19.5791	15
250.653	19.624	15
250.629	19.674	15
250.631	19.724	15
250.657	19.774	15
250.711	19.8127	15
250.766	19.824	15
250.795	19.8305	15
> 18 contour
250.795	19.7911	18
250.834	19.774	18
250.878	19.742	18
250.889	19.724	18
250.892	19.674	18
250.878	19.6511	18
250.844	19.624	18
250.795	19.5975	18
250.714	19.624	18
250.711	19.626	18
250.682	19.674	18
250.685	19.724	18
250.711	19.7629	18
250.73	19.774	18
250.795	19.7911	18