> 4 contour
252.556	19.3919	4
252.639	19.4035	4
252.723	19.4073	4
252.806	19.4009	4
252.889	19.3839	4
252.906	19.3785	4
252.973	19.357	4
253.034	19.3285	4
253.056	19.3177	4
253.12	19.2785	4
253.139	19.2656	4
253.184	19.2285	4
253.223	19.1897	4
253.233	19.1785	4
253.276	19.1285	4
253.306	19.0822	4
253.308	19.0785	4
253.337	19.0285	4
253.36	18.9785	4
253.376	18.9285	4
253.388	18.8785	4
253.389	18.8729	4
253.398	18.8285	4
253.403	18.7785	4
253.404	18.7285	4
253.4	18.6785	4
253.392	18.6285	4
253.389	18.6154	4
253.382	18.5785	4
253.366	18.5285	4
253.347	18.4785	4
253.319	18.4285	4
253.306	18.4069	4
253.289	18.3785	4
253.251	18.3285	4
253.223	18.2981	4
253.204	18.2785	4
253.148	18.2285	4
253.139	18.2216	4
253.072	18.1785	4
253.056	18.1689	4
252.973	18.1299	4
252.969	18.1285	4
252.889	18.1019	4
252.806	18.0858	4
252.723	18.0797	4
252.639	18.0831	4
252.556	18.0941	4
252.473	18.1169	4
252.444	18.1285	4
252.389	18.1509	4
252.34	18.1785	4
252.306	18.1989	4
252.265	18.2285	4
252.223	18.2647	4
252.207	18.2785	4
252.158	18.3285	4
252.139	18.351	4
252.119	18.3785	4
252.089	18.4285	4
252.065	18.4785	4
252.056	18.504	4
252.046	18.5285	4
252.028	18.5785	4
252.017	18.6285	4
252.01	18.6785	4
252.006	18.7285	4
252.007	18.7785	4
252.011	18.8285	4
252.02	18.8785	4
252.035	18.9285	4
252.052	18.9785	4
252.056	18.986	4
252.073	19.0285	4
252.098	19.0785	4
252.132	19.1285	4
252.139	19.1373	4
252.175	19.1785	4
252.223	19.223	4
252.229	19.2285	4
252.293	19.2785	4
252.306	19.2876	4
252.377	19.3285	4
252.389	19.335	4
252.473	19.3693	4
252.507	19.3785	4
252.556	19.3919	4
> 8 contour
252.556	18.9834	8
252.639	19.0131	8
252.723	19.0202	8
252.806	19.0058	8
252.861	18.9785	8
252.889	18.9606	8
252.926	18.9285	8
252.964	18.8785	8
252.973	18.8582	8
252.989	18.8285	8
253.001	18.7785	8
253.005	18.7285	8
252.993	18.6785	8
252.975	18.6285	8
252.973	18.6253	8
252.946	18.5785	8
252.89	18.5285	8
252.889	18.5278	8
252.806	18.4815	8
252.789	18.4785	8
252.723	18.4649	8
252.639	18.4731	8
252.624	18.4785	8
252.556	18.5037	8
252.521	18.5285	8
252.473	18.5735	8
252.468	18.5785	8
252.435	18.6285	8
252.419	18.6785	8
252.409	18.7285	8
252.412	18.7785	8
252.422	18.8285	8
252.447	18.8785	8
252.473	18.9117	8
252.486	18.9285	8
252.548	18.9785	8
252.556	18.9834	8
> 12 contour
252.639	18.8964	12
252.723	18.9094	12
252.806	18.8813	12
252.81	18.8785	12
252.858	18.8285	12
252.88	18.7785	12
252.883	18.7285	12
252.867	18.6785	12
252.839	18.6285	12
252.806	18.6021	12
252.741	18.5785	12
252.723	18.5722	12
252.688	18.5785	12
252.639	18.5853	12
252.576	18.6285	12
252.556	18.6626	12
252.545	18.6785	12
252.52	18.7285	12
252.522	18.7785	12
252.548	18.8285	12
252.556	18.8382	12
252.607	18.8785	12
252.639	18.8964	12
> 16 contour
252.723	18.855	16
252.773	18.8285	16
252.806	18.8017	16
252.826	18.7785	16
252.833	18.7285	16
252.806	18.6933	16
252.798	18.6785	16
252.724	18.6285	16
252.723	18.6278	16
252.719	18.6285	16
252.639	18.6445	16
252.604	18.6785	16
252.576	18.7285	16
252.583	18.7785	16
252.639	18.8272	16
252.643	18.8285	16
252.723	18.855	16
> 20 contour
252.639	18.7848	20
252.723	18.8196	20
252.784	18.7785	20
252.796	18.7285	20
252.763	18.6785	20
252.723	18.6514	20
252.658	18.6785	20
252.639	18.6941	20
252.612	18.7285	20
252.632	18.7785	20
252.639	18.7848	20
> 24 contour
252.723	18.796	24
252.749	18.7785	24
252.775	18.7285	24
252.729	18.6785	24
252.723	18.6745	24
252.713	18.6785	24
252.648	18.7285	24
252.684	18.7785	24
252.723	18.796	24