> 3 contour
250.495	20.6264	3
250.578	20.6466	3
250.662	20.6602	3
250.745	20.6698	3
250.828	20.6693	3
250.912	20.6653	3
250.995	20.6554	3
251.078	20.6394	3
251.145	20.6214	3
251.162	20.6173	3
251.245	20.592	3
251.328	20.5536	3
251.358	20.5381	3
251.412	20.5105	3
251.495	20.4571	3
251.498	20.4548	3
251.578	20.3943	3
251.605	20.3714	3
251.662	20.3174	3
251.69	20.2881	3
251.745	20.2239	3
251.76	20.2048	3
251.814	20.1214	3
251.828	20.0956	3
251.86	20.0381	3
251.896	19.9548	3
251.912	19.909	3
251.925	19.8714	3
251.946	19.7881	3
251.96	19.7048	3
251.967	19.6214	3
251.967	19.5381	3
251.961	19.4548	3
251.948	19.3714	3
251.927	19.2881	3
251.912	19.2424	3
251.899	19.2048	3
251.864	19.1214	3
251.828	19.0551	3
251.819	19.0381	3
251.767	18.9548	3
251.745	18.9256	3
251.7	18.8714	3
251.662	18.8312	3
251.617	18.7881	3
251.578	18.7531	3
251.516	18.7048	3
251.495	18.6892	3
251.412	18.6358	3
251.384	18.6214	3
251.328	18.5916	3
251.245	18.5535	3
251.195	18.5381	3
251.162	18.5272	3
251.078	18.5045	3
250.995	18.4889	3
250.912	18.4789	3
250.828	18.4749	3
250.745	18.4744	3
250.662	18.484	3
250.578	18.4975	3
250.495	18.5177	3
250.431	18.5381	3
250.412	18.544	3
250.328	18.5759	3
250.245	18.6153	3
250.235	18.6214	3
250.162	18.6665	3
250.107	18.7048	3
250.078	18.7263	3
250.006	18.7881	3
249.995	18.7988	3
249.925	18.8714	3
249.912	18.8871	3
249.858	18.9548	3
249.828	18.9999	3
249.803	19.0381	3
249.758	19.1214	3
249.745	19.1515	3
249.722	19.2048	3
249.695	19.2881	3
249.675	19.3714	3
249.663	19.4548	3
249.662	19.478	3
249.657	19.5381	3
249.657	19.6214	3
249.662	19.6739	3
249.664	19.7048	3
249.677	19.7881	3
249.697	19.8714	3
249.725	19.9548	3
249.745	19.9997	3
249.762	20.0381	3
249.809	20.1214	3
249.828	20.1506	3
249.865	20.2048	3
249.912	20.2617	3
249.935	20.2881	3
249.995	20.3493	3
250.019	20.3714	3
250.078	20.4211	3
250.125	20.4548	3
250.162	20.48	3
250.245	20.5308	3
250.261	20.5381	3
250.328	20.5694	3
250.412	20.6015	3
250.479	20.6214	3
250.495	20.6264	3
> 6 contour
250.578	19.9742	6
250.662	20.0092	6
250.745	20.032	6
250.828	20.0302	6
250.912	20.0216	6
250.995	19.9978	6
251.077	19.9548	6
251.078	19.954	6
251.162	19.8902	6
251.181	19.8714	6
251.243	19.7881	6
251.245	19.7833	6
251.279	19.7048	6
251.296	19.6214	6
251.296	19.5381	6
251.281	19.4548	6
251.248	19.3714	6
251.245	19.3669	6
251.191	19.2881	6
251.162	19.2576	6
251.099	19.2048	6
251.078	19.1897	6
250.995	19.1468	6
250.912	19.1237	6
250.892	19.1214	6
250.828	19.112	6
250.745	19.1104	6
250.712	19.1214	6
250.662	19.1364	6
250.578	19.1696	6
250.525	19.2048	6
250.495	19.227	6
250.434	19.2881	6
250.412	19.3192	6
250.377	19.3714	6
250.345	19.4548	6
250.332	19.5381	6
250.332	19.6214	6
250.348	19.7048	6
250.384	19.7881	6
250.412	19.8273	6
250.446	19.8714	6
250.495	19.918	6
250.548	19.9548	6
250.578	19.9742	6
> 9 contour
250.662	19.8102	9
250.745	19.8509	9
250.828	19.851	9
250.912	19.8352	9
250.99	19.7881	9
250.995	19.7849	9
251.068	19.7048	9
251.078	19.6767	9
251.101	19.6214	9
251.101	19.5381	9
251.078	19.4726	9
251.073	19.4548	9
251.01	19.3714	9
250.995	19.3582	9
250.912	19.3096	9
250.828	19.2899	9
250.745	19.2914	9
250.662	19.3338	9
250.613	19.3714	9
250.578	19.4136	9
250.549	19.4548	9
250.521	19.5381	9
250.522	19.6214	9
250.555	19.7048	9
250.578	19.7356	9
250.632	19.7881	9
250.662	19.8102	9
> 12 contour
250.662	19.7048	12
250.745	19.7596	12
250.828	19.7691	12
250.912	19.7454	12
250.96	19.7048	12
250.995	19.6462	12
251.009	19.6214	12
251.012	19.5381	12
250.995	19.5034	12
250.974	19.4548	12
250.912	19.399	12
250.837	19.3714	12
250.828	19.3677	12
250.806	19.3714	12
250.745	19.3796	12
250.662	19.4383	12
250.647	19.4548	12
250.604	19.5381	12
250.607	19.6214	12
250.662	19.7048	12
250.662	19.7048	12
> 15 contour
250.828	19.7194	15
250.863	19.7048	15
250.912	19.6845	15
250.963	19.6214	15
250.967	19.5381	15
250.912	19.4618	15
250.902	19.4548	15
250.828	19.4101	15
250.745	19.4411	15
250.727	19.4548	15
250.662	19.5286	15
250.656	19.5381	15
250.662	19.6005	15
250.664	19.6214	15
250.745	19.6943	15
250.778	19.7048	15
250.828	19.7194	15
> 18 contour
250.745	19.6397	18
250.828	19.6804	18
250.912	19.6359	18
250.923	19.6214	18
250.931	19.5381	18
250.912	19.511	18
250.835	19.4548	18
250.828	19.4507	18
250.819	19.4548	18
250.745	19.502	18
250.712	19.5381	18
250.725	19.6214	18
250.745	19.6397	18