> 3 contour
278.893	-0.406418	3
278.976	-0.389953	3
279.059	-0.384472	3
279.143	-0.393272	3
279.226	-0.418407	3
279.25	-0.4304	3
279.309	-0.461851	3
279.336	-0.4804	3
279.393	-0.528749	3
279.395	-0.5304	3
279.443	-0.5804	3
279.476	-0.627652	3
279.477	-0.6304	3
279.504	-0.6804	3
279.476	-0.685691	3
279.426	-0.7304	3
279.43	-0.7804	3
279.433	-0.8304	3
279.476	-0.866112	3
279.543	-0.8804	3
279.541	-0.9304	3
279.534	-0.9804	3
279.476	-0.998965	3
279.44	-1.0304	3
279.476	-1.07102	3
279.504	-1.0804	3
279.477	-1.1304	3
279.476	-1.13242	3
279.47	-1.1304	3
279.393	-1.12489	3
279.386	-1.1304	3
279.368	-1.1804	3
279.393	-1.22935	3
279.394	-1.2304	3
279.393	-1.23068	3
279.309	-1.25457	3
279.226	-1.24836	3
279.169	-1.2804	3
279.154	-1.3304	3
279.143	-1.36758	3
279.059	-1.37683	3
278.976	-1.37137	3
278.893	-1.3548	3
278.835	-1.3304	3
278.809	-1.31921	3
278.75	-1.2804	3
278.726	-1.26235	3
278.691	-1.2304	3
278.648	-1.1804	3
278.643	-1.17331	3
278.612	-1.1304	3
278.586	-1.0804	3
278.568	-1.0304	3
278.559	-0.994919	3
278.555	-0.9804	3
278.546	-0.9304	3
278.543	-0.8804	3
278.546	-0.8304	3
278.555	-0.7804	3
278.559	-0.765449	3
278.568	-0.7304	3
278.586	-0.6804	3
278.613	-0.6304	3
278.643	-0.588258	3
278.648	-0.5804	3
278.692	-0.5304	3
278.726	-0.499227	3
278.75	-0.4804	3
278.809	-0.441832	3
278.836	-0.4304	3
278.893	-0.406418	3
> 6 contour
279.059	-0.675427	6
279.078	-0.6804	6
279.143	-0.696143	6
279.188	-0.7304	6
279.224	-0.7804	6
279.226	-0.787218	6
279.248	-0.8304	6
279.256	-0.8804	6
279.226	-0.89117	6
279.197	-0.9304	6
279.226	-0.979278	6
279.229	-0.9804	6
279.226	-0.984613	6
279.223	-0.9804	6
279.143	-0.969242	6
279.126	-0.9804	6
279.139	-1.0304	6
279.091	-1.0804	6
279.059	-1.08975	6
279.005	-1.0804	6
278.976	-1.07649	6
278.897	-1.0304	6
278.893	-1.02625	6
278.854	-0.9804	6
278.833	-0.9304	6
278.827	-0.8804	6
278.832	-0.8304	6
278.852	-0.7804	6
278.893	-0.732724	6
278.896	-0.7304	6
278.976	-0.686416	6
279.027	-0.6804	6
279.059	-0.675427	6
> 9 contour
278.976	-0.77998	9
279.059	-0.757462	9
279.109	-0.7804	9
279.143	-0.803469	9
279.165	-0.8304	9
279.181	-0.8804	9
279.157	-0.9304	9
279.143	-0.940387	9
279.082	-0.9804	9
279.059	-1.0085	9
278.976	-0.982796	9
278.973	-0.9804	9
278.921	-0.9304	9
278.908	-0.8804	9
278.919	-0.8304	9
278.976	-0.7804	9
278.976	-0.77998	9
> 12 contour
279.059	-0.798165	12
279.11	-0.8304	12
279.135	-0.8804	12
279.109	-0.9304	12
279.059	-0.96373	12
278.983	-0.9304	12
278.976	-0.922842	12
278.953	-0.8804	12
278.976	-0.834609	12
278.98	-0.8304	12
279.059	-0.798165	12