> 4 contour
283.46	-6.91938	4
283.502	-6.955	4
283.51	-6.96097	4
283.56	-6.96364	4
283.608	-7.005	4
283.61	-7.01407	4
283.66	-7.03414	4
283.707	-7.055	4
283.71	-7.0561	4
283.76	-7.08332	4
283.797	-7.105	4
283.81	-7.11291	4
283.86	-7.14963	4
283.867	-7.155	4
283.91	-7.1889	4
283.927	-7.205	4
283.96	-7.23751	4
283.977	-7.255	4
284.01	-7.29138	4
284.021	-7.305	4
284.057	-7.355	4
284.06	-7.35941	4
284.091	-7.405	4
284.11	-7.43871	4
284.119	-7.455	4
284.143	-7.505	4
284.16	-7.54875	4
284.163	-7.555	4
284.18	-7.605	4
284.207	-7.655	4
284.206	-7.705	4
284.21	-7.73276	4
284.214	-7.755	4
284.219	-7.805	4
284.221	-7.855	4
284.26	-7.86566	4
284.275	-7.855	4
284.276	-7.805	4
284.278	-7.755	4
284.31	-7.73189	4
284.351	-7.705	4
284.354	-7.655	4
284.359	-7.605	4
284.36	-7.59539	4
284.363	-7.605	4
284.364	-7.655	4
284.366	-7.705	4
284.368	-7.755	4
284.368	-7.805	4
284.398	-7.855	4
284.397	-7.905	4
284.395	-7.955	4
284.367	-8.005	4
284.383	-8.055	4
284.373	-8.105	4
284.36	-8.1532	4
284.36	-8.155	4
284.31	-8.16873	4
284.291	-8.155	4
284.26	-8.13492	4
284.217	-8.105	4
284.21	-8.10063	4
284.192	-8.105	4
284.176	-8.155	4
284.16	-8.19795	4
284.158	-8.205	4
284.137	-8.255	4
284.112	-8.305	4
284.11	-8.3092	4
284.105	-8.355	4
284.06	-8.40286	4
284.049	-8.405	4
284.01	-8.455	4
284.01	-8.45542	4
283.964	-8.505	4
283.96	-8.50904	4
283.913	-8.555	4
283.91	-8.55758	4
283.86	-8.59714	4
283.85	-8.605	4
283.81	-8.63385	4
283.773	-8.655	4
283.76	-8.66276	4
283.71	-8.7023	4
283.675	-8.705	4
283.66	-8.71134	4
283.61	-8.73211	4
283.56	-8.74652	4
283.529	-8.755	4
283.51	-8.76029	4
283.46	-8.76931	4
283.41	-8.77742	4
283.36	-8.78049	4
283.31	-8.78291	4
283.26	-8.78049	4
283.21	-8.77742	4
283.16	-8.76931	4
283.11	-8.76028	4
283.092	-8.755	4
283.06	-8.74652	4
283.01	-8.73212	4
282.96	-8.71134	4
282.945	-8.705	4
282.91	-8.70229	4
282.86	-8.66276	4
282.847	-8.655	4
282.81	-8.63389	4
282.77	-8.605	4
282.76	-8.59721	4
282.71	-8.55759	4
282.707	-8.555	4
282.66	-8.50904	4
282.656	-8.505	4
282.61	-8.45542	4
282.61	-8.455	4
282.571	-8.405	4
282.56	-8.38791	4
282.537	-8.355	4
282.51	-8.3092	4
282.508	-8.305	4
282.483	-8.255	4
282.462	-8.205	4
282.46	-8.19795	4
282.444	-8.155	4
282.428	-8.105	4
282.417	-8.055	4
282.41	-8.01451	4
282.408	-8.005	4
282.402	-7.955	4
282.399	-7.905	4
282.399	-7.855	4
282.401	-7.805	4
282.406	-7.755	4
282.41	-7.73291	4
282.414	-7.705	4
282.425	-7.655	4
282.44	-7.605	4
282.457	-7.555	4
282.46	-7.54879	4
282.477	-7.505	4
282.501	-7.455	4
282.51	-7.43871	4
282.529	-7.405	4
282.56	-7.35941	4
282.563	-7.355	4
282.599	-7.305	4
282.61	-7.29138	4
282.643	-7.255	4
282.66	-7.23751	4
282.693	-7.205	4
282.71	-7.18887	4
282.753	-7.155	4
282.76	-7.14953	4
282.81	-7.11288	4
282.823	-7.105	4
282.86	-7.08328	4
282.91	-7.05607	4
282.912	-7.055	4
282.96	-7.03414	4
283.01	-7.0141	4
283.042	-7.005	4
283.06	-6.9996	4
283.11	-6.98537	4
283.16	-6.97679	4
283.21	-6.96885	4
283.26	-6.96607	4
283.31	-6.96356	4
283.36	-6.96608	4
283.41	-6.96885	4
283.414	-6.955	4
283.46	-6.91938	4
> 4 contour
284.16	-7.19843	4
284.161	-7.205	4
284.169	-7.255	4
284.176	-7.305	4
284.16	-7.32674	4
284.136	-7.305	4
284.147	-7.255	4
284.158	-7.205	4
284.16	-7.19843	4
> 8 contour
283.21	-7.27335	8
283.253	-7.305	8
283.26	-7.32397	8
283.31	-7.32079	8
283.36	-7.30957	8
283.367	-7.305	8
283.41	-7.27335	8
283.448	-7.305	8
283.46	-7.34298	8
283.497	-7.355	8
283.51	-7.35898	8
283.56	-7.38179	8
283.602	-7.405	8
283.61	-7.4099	8
283.66	-7.44768	8
283.669	-7.455	8
283.71	-7.46198	8
283.752	-7.505	8
283.76	-7.55471	8
283.81	-7.52449	8
283.86	-7.53794	8
283.876	-7.555	8
283.86	-7.57839	8
283.845	-7.605	8
283.85	-7.655	8
283.836	-7.705	8
283.85	-7.755	8
283.857	-7.805	8
283.86	-7.80597	8
283.91	-7.82248	8
283.935	-7.855	8
283.91	-7.88815	8
283.86	-7.905	8
283.86	-7.90843	8
283.856	-7.955	8
283.846	-8.005	8
283.832	-8.055	8
283.811	-8.105	8
283.81	-8.10789	8
283.785	-8.155	8
283.76	-8.19115	8
283.75	-8.205	8
283.71	-8.2535	8
283.709	-8.255	8
283.66	-8.29885	8
283.659	-8.305	8
283.66	-8.30751	8
283.71	-8.32352	8
283.729	-8.355	8
283.717	-8.405	8
283.71	-8.41171	8
283.662	-8.455	8
283.66	-8.46197	8
283.61	-8.49053	8
283.596	-8.455	8
283.56	-8.43391	8
283.517	-8.405	8
283.51	-8.40102	8
283.46	-8.40453	8
283.452	-8.405	8
283.41	-8.41591	8
283.36	-8.42202	8
283.31	-8.42522	8
283.26	-8.42202	8
283.21	-8.41589	8
283.168	-8.405	8
283.16	-8.40302	8
283.11	-8.38768	8
283.06	-8.36383	8
283.044	-8.355	8
283.01	-8.33652	8
282.968	-8.305	8
282.96	-8.29883	8
282.911	-8.255	8
282.91	-8.25347	8
282.87	-8.205	8
282.86	-8.19115	8
282.835	-8.155	8
282.81	-8.10783	8
282.809	-8.105	8
282.788	-8.055	8
282.774	-8.005	8
282.764	-7.955	8
282.76	-7.90843	8
282.76	-7.905	8
282.759	-7.855	8
282.76	-7.83984	8
282.763	-7.805	8
282.77	-7.755	8
282.784	-7.705	8
282.802	-7.655	8
282.81	-7.63922	8
282.827	-7.605	8
282.86	-7.555	8
282.86	-7.55464	8
282.899	-7.505	8
282.91	-7.49257	8
282.951	-7.455	8
282.96	-7.44768	8
283.01	-7.40991	8
283.018	-7.405	8
283.06	-7.38179	8
283.11	-7.35899	8
283.123	-7.355	8
283.16	-7.34298	8
283.172	-7.305	8
283.21	-7.27335	8
> 12 contour
283.26	-7.49931	12
283.31	-7.49584	12
283.36	-7.49938	12
283.387	-7.505	12
283.41	-7.50949	12
283.46	-7.52658	12
283.51	-7.55326	12
283.513	-7.555	12
283.56	-7.59047	12
283.576	-7.605	12
283.61	-7.64425	12
283.618	-7.655	12
283.66	-7.66593	12
283.71	-7.68087	12
283.731	-7.705	12
283.736	-7.755	12
283.739	-7.805	12
283.741	-7.855	12
283.71	-7.89604	12
283.704	-7.905	12
283.68	-7.955	12
283.664	-8.005	12
283.66	-8.01294	12
283.641	-8.055	12
283.61	-8.10204	12
283.608	-8.105	12
283.561	-8.155	12
283.56	-8.15551	12
283.51	-8.19302	12
283.507	-8.205	12
283.51	-8.21162	12
283.56	-8.22915	12
283.575	-8.255	12
283.56	-8.30155	12
283.554	-8.305	12
283.51	-8.3281	12
283.46	-8.34563	12
283.441	-8.305	12
283.418	-8.255	12
283.41	-8.23722	12
283.404	-8.255	12
283.36	-8.28982	12
283.312	-8.255	12
283.31	-8.25034	12
283.26	-8.24726	12
283.21	-8.23723	12
283.16	-8.21934	12
283.132	-8.205	12
283.11	-8.19302	12
283.06	-8.15551	12
283.059	-8.155	12
283.012	-8.105	12
283.01	-8.102	12
282.979	-8.055	12
282.96	-8.01294	12
282.956	-8.005	12
282.94	-7.955	12
282.933	-7.905	12
282.932	-7.855	12
282.938	-7.805	12
282.951	-7.755	12
282.96	-7.73336	12
282.972	-7.705	12
283.002	-7.655	12
283.01	-7.64428	12
283.044	-7.605	12
283.06	-7.59052	12
283.108	-7.555	12
283.11	-7.55333	12
283.16	-7.5103	12
283.21	-7.50946	12
283.233	-7.505	12
283.26	-7.49931	12
> 16 contour
283.36	-7.57152	16
283.401	-7.605	16
283.41	-7.63449	16
283.451	-7.655	16
283.46	-7.65611	16
283.509	-7.705	16
283.51	-7.70922	16
283.541	-7.755	16
283.56	-7.80157	16
283.561	-7.805	16
283.571	-7.855	16
283.569	-7.905	16
283.56	-7.94499	16
283.558	-7.955	16
283.533	-8.005	16
283.51	-8.03655	16
283.495	-8.055	16
283.46	-8.0861	16
283.455	-8.105	16
283.46	-8.11524	16
283.482	-8.155	16
283.464	-8.205	16
283.46	-8.21665	16
283.454	-8.205	16
283.429	-8.155	16
283.41	-8.14434	16
283.396	-8.155	16
283.36	-8.18446	16
283.319	-8.155	16
283.31	-8.1318	16
283.26	-8.12926	16
283.21	-8.1115	16
283.197	-8.105	16
283.16	-8.08609	16
283.125	-8.055	16
283.11	-8.03655	16
283.087	-8.005	16
283.062	-7.955	16
283.06	-7.94499	16
283.051	-7.905	16
283.049	-7.855	16
283.059	-7.805	16
283.06	-7.80155	16
283.079	-7.755	16
283.11	-7.7092	16
283.113	-7.705	16
283.16	-7.66008	16
283.169	-7.655	16
283.21	-7.63447	16
283.26	-7.61684	16
283.31	-7.61445	16
283.314	-7.605	16
283.36	-7.57152	16
> 20 contour
283.21	-7.75422	20
283.26	-7.70771	20
283.31	-7.71821	20
283.36	-7.71824	20
283.41	-7.7542	20
283.411	-7.755	20
283.458	-7.805	20
283.46	-7.80957	20
283.472	-7.855	20
283.469	-7.905	20
283.46	-7.93494	20
283.45	-7.955	20
283.41	-7.99298	20
283.397	-8.005	20
283.36	-8.02848	20
283.31	-8.02886	20
283.26	-8.02848	20
283.223	-8.005	20
283.21	-7.99298	20
283.17	-7.955	20
283.16	-7.93494	20
283.151	-7.905	20
283.148	-7.855	20
283.16	-7.80957	20
283.162	-7.805	20
283.209	-7.755	20
283.21	-7.75422	20