> 3 contour
251.478	24.1264	3
251.561	24.1409	3
251.645	24.145	3
251.728	24.1372	3
251.811	24.116	3
251.847	24.101	3
251.895	24.0807	3
251.944	24.051	3
251.978	24.0272	3
252.011	24.001	3
252.061	23.951	3
252.061	23.951	3
252.098	23.901	3
252.124	23.851	3
252.142	23.801	3
252.145	23.7914	3
252.157	23.751	3
252.166	23.701	3
252.167	23.651	3
252.165	23.601	3
252.158	23.551	3
252.145	23.5066	3
252.143	23.501	3
252.126	23.451	3
252.099	23.401	3
252.062	23.351	3
252.061	23.3498	3
252.015	23.301	3
251.978	23.2714	3
251.949	23.251	3
251.895	23.2178	3
251.857	23.201	3
251.811	23.1816	3
251.728	23.1606	3
251.645	23.1526	3
251.561	23.157	3
251.478	23.1713	3
251.397	23.201	3
251.395	23.2017	3
251.311	23.2481	3
251.307	23.251	3
251.244	23.301	3
251.228	23.3167	3
251.196	23.351	3
251.16	23.401	3
251.145	23.4285	3
251.13	23.451	3
251.106	23.501	3
251.091	23.551	3
251.084	23.601	3
251.082	23.651	3
251.083	23.701	3
251.092	23.751	3
251.108	23.801	3
251.132	23.851	3
251.145	23.8714	3
251.161	23.901	3
251.198	23.951	3
251.228	23.9829	3
251.247	24.001	3
251.311	24.0509	3
251.312	24.051	3
251.395	24.0965	3
251.408	24.101	3
251.478	24.1264	3
> 6 contour
251.645	23.8535	6
251.655	23.851	6
251.728	23.837	6
251.786	23.801	6
251.811	23.7746	6
251.831	23.751	6
251.855	23.701	6
251.858	23.651	6
251.852	23.601	6
251.829	23.551	6
251.811	23.5299	6
251.787	23.501	6
251.728	23.4611	6
251.68	23.451	6
251.645	23.4422	6
251.574	23.451	6
251.561	23.4522	6
251.478	23.4901	6
251.465	23.501	6
251.422	23.551	6
251.406	23.601	6
251.401	23.651	6
251.405	23.701	6
251.425	23.751	6
251.472	23.801	6
251.478	23.8062	6
251.561	23.8467	6
251.621	23.851	6
251.645	23.8535	6
> 9 contour
251.561	23.7564	9
251.645	23.7783	9
251.705	23.751	9
251.728	23.7366	9
251.761	23.701	9
251.774	23.651	9
251.757	23.601	9
251.728	23.5659	9
251.706	23.551	9
251.645	23.5249	9
251.561	23.5425	9
251.548	23.551	9
251.498	23.601	9
251.486	23.651	9
251.499	23.701	9
251.553	23.751	9
251.561	23.7564	9
> 12 contour
251.645	23.7342	12
251.698	23.701	12
251.724	23.651	12
251.704	23.601	12
251.645	23.5638	12
251.561	23.5931	12
251.552	23.601	12
251.531	23.651	12
251.561	23.7006	12
251.562	23.701	12
251.645	23.7342	12