> 4 contour
51.565	36.6653	4
51.615	36.6591	4
51.665	36.6398	4
51.6699	36.639	4
51.665	36.6378	4
51.615	36.6027	4
51.565	36.5938	4
51.547	36.639	4
51.565	36.6653	4
> 4 contour
51.715	36.6336	4
51.765	36.6152	4
51.7785	36.589	4
51.765	36.5516	4
51.7512	36.539	4
51.765	36.5316	4
51.815	36.509	4
51.8387	36.489	4
51.865	36.4617	4
51.888	36.439	4
51.915	36.4014	4
51.9231	36.389	4
51.9451	36.339	4
51.9564	36.289	4
51.9572	36.239	4
51.9489	36.189	4
51.931	36.139	4
51.915	36.1124	4
51.8995	36.089	4
51.865	36.0524	4
51.8524	36.039	4
51.815	36.008	4
51.7751	35.989	4
51.765	35.9839	4
51.715	35.9454	4
51.6982	35.939	4
51.665	35.9282	4
51.615	35.9078	4
51.565	35.8967	4
51.515	35.8975	4
51.465	35.9121	4
51.4203	35.939	4
51.415	35.9419	4
51.365	35.9839	4
51.3549	35.989	4
51.315	36.0078	4
51.2775	36.039	4
51.265	36.0523	4
51.2305	36.089	4
51.215	36.1124	4
51.199	36.139	4
51.1811	36.189	4
51.1728	36.239	4
51.174	36.289	4
51.1846	36.339	4
51.206	36.389	4
51.215	36.4028	4
51.2417	36.439	4
51.265	36.4617	4
51.2938	36.489	4
51.315	36.5065	4
51.365	36.5321	4
51.378	36.539	4
51.415	36.5602	4
51.465	36.5747	4
51.515	36.587	4
51.565	36.5863	4
51.615	36.5832	4
51.665	36.5666	4
51.6824	36.589	4
51.715	36.6336	4
> 8 contour
51.515	36.4487	8
51.565	36.4471	8
51.615	36.4556	8
51.665	36.4448	8
51.6822	36.439	8
51.715	36.4245	8
51.7579	36.389	8
51.765	36.3791	8
51.7886	36.339	8
51.7977	36.289	8
51.7981	36.239	8
51.7809	36.189	8
51.765	36.1669	8
51.7475	36.139	8
51.715	36.1064	8
51.6724	36.089	8
51.665	36.0849	8
51.615	36.0555	8
51.565	36.056	8
51.515	36.0585	8
51.465	36.087	8
51.4604	36.089	8
51.415	36.1074	8
51.3826	36.139	8
51.365	36.1669	8
51.3491	36.189	8
51.3322	36.239	8
51.3348	36.289	8
51.3577	36.339	8
51.365	36.348	8
51.3961	36.389	8
51.415	36.4062	8
51.465	36.4282	8
51.4934	36.439	8
51.515	36.4487	8
> 12 contour
51.515	36.3905	12
51.565	36.3928	12
51.615	36.4195	12
51.6588	36.389	12
51.665	36.38	12
51.7112	36.339	12
51.715	36.3327	12
51.7357	36.289	12
51.7373	36.239	12
51.715	36.1901	12
51.7144	36.189	12
51.665	36.148	12
51.6473	36.139	12
51.615	36.1199	12
51.565	36.1174	12
51.515	36.1202	12
51.4828	36.139	12
51.465	36.148	12
51.4158	36.189	12
51.415	36.1907	12
51.3932	36.239	12
51.3972	36.289	12
51.415	36.3216	12
51.4269	36.339	12
51.465	36.3676	12
51.5123	36.389	12
51.515	36.3905	12
> 16 contour
51.615	36.3946	16
51.6231	36.389	16
51.6534	36.339	16
51.665	36.3299	16
51.6962	36.289	16
51.6997	36.239	16
51.665	36.1897	16
51.6643	36.189	16
51.615	36.1575	16
51.565	36.1488	16
51.515	36.1576	16
51.4657	36.189	16
51.465	36.1897	16
51.4307	36.239	16
51.4367	36.289	16
51.465	36.3235	16
51.4851	36.339	16
51.515	36.3569	16
51.565	36.3683	16
51.6052	36.389	16
51.615	36.3946	16
> 20 contour
51.565	36.346	20
51.5892	36.339	20
51.615	36.3267	20
51.6607	36.289	20
51.665	36.2667	20
51.6687	36.239	20
51.665	36.2338	20
51.6167	36.189	20
51.615	36.1879	20
51.565	36.169	20
51.515	36.188	20
51.5134	36.189	20
51.465	36.2338	20
51.4614	36.239	20
51.465	36.2585	20
51.4722	36.289	20
51.515	36.3244	20
51.5447	36.339	20
51.565	36.346	20
> 24 contour
51.515	36.2924	24
51.565	36.3256	24
51.615	36.2897	24
51.6159	36.289	24
51.6262	36.239	24
51.615	36.2285	24
51.565	36.1892	24
51.515	36.229	24
51.5042	36.239	24
51.5109	36.289	24
51.515	36.2924	24