> 4 contour
176.584	51.1978	4
176.667	51.2156	4
176.75	51.2283	4
176.834	51.2421	4
176.917	51.2417	4
177	51.2425	4
177.084	51.2396	4
177.167	51.234	4
177.25	51.2244	4
177.334	51.2147	4
177.417	51.1898	4
177.453	51.1796	4
177.5	51.167	4
177.584	51.139	4
177.667	51.1043	4
177.684	51.0963	4
177.75	51.0642	4
177.834	51.0159	4
177.838	51.0129	4
177.917	50.9518	4
177.944	50.9296	4
178	50.8732	4
178.025	50.8463	4
178.084	50.7639	4
178.084	50.7629	4
178.127	50.6796	4
178.152	50.5963	4
178.162	50.5129	4
178.159	50.4296	4
178.141	50.3463	4
178.107	50.2629	4
178.084	50.2234	4
178.057	50.1796	4
178	50.1108	4
177.988	50.0963	4
177.917	50.0313	4
177.896	50.0129	4
177.834	49.9651	4
177.774	49.9296	4
177.75	49.9165	4
177.667	49.8741	4
177.598	49.8463	4
177.584	49.8403	4
177.5	49.8097	4
177.417	49.7864	4
177.334	49.7635	4
177.329	49.7629	4
177.25	49.7527	4
177.167	49.7419	4
177.084	49.7355	4
177	49.7323	4
176.917	49.7333	4
176.834	49.7331	4
176.75	49.7485	4
176.667	49.7624	4
176.664	49.7629	4
176.584	49.7788	4
176.5	49.7996	4
176.417	49.8266	4
176.362	49.8463	4
176.334	49.8563	4
176.25	49.8996	4
176.197	49.9296	4
176.167	49.947	4
176.084	50.005	4
176.073	50.0129	4
176	50.0768	4
175.98	50.0963	4
175.917	50.1723	4
175.911	50.1796	4
175.861	50.2629	4
175.834	50.3348	4
175.829	50.3463	4
175.81	50.4296	4
175.806	50.5129	4
175.817	50.5963	4
175.834	50.6489	4
175.843	50.6796	4
175.883	50.7629	4
175.917	50.8115	4
175.942	50.8463	4
176	50.9065	4
176.024	50.9296	4
176.084	50.9773	4
176.134	51.0129	4
176.167	51.0339	4
176.25	51.0799	4
176.282	51.0963	4
176.334	51.123	4
176.417	51.1516	4
176.5	51.1762	4
176.515	51.1796	4
176.584	51.1978	4
> 8 contour
176.75	50.777	8
176.834	50.8152	8
176.917	50.8163	8
177	50.8174	8
177.084	50.8106	8
177.167	50.7958	8
177.25	50.7686	8
177.263	50.7629	8
177.334	50.7306	8
177.395	50.6796	8
177.417	50.6532	8
177.463	50.5963	8
177.49	50.5129	8
177.483	50.4296	8
177.439	50.3463	8
177.417	50.3229	8
177.355	50.2629	8
177.334	50.2461	8
177.25	50.2057	8
177.167	50.1829	8
177.144	50.1796	8
177.084	50.1674	8
177	50.159	8
176.917	50.1604	8
176.834	50.1618	8
176.794	50.1796	8
176.75	50.1976	8
176.667	50.2335	8
176.62	50.2629	8
176.584	50.2903	8
176.528	50.3463	8
176.5	50.4032	8
176.487	50.4296	8
176.478	50.5129	8
176.5	50.5739	8
176.507	50.5963	8
176.575	50.6796	8
176.584	50.6869	8
176.667	50.7425	8
176.717	50.7629	8
176.75	50.777	8
> 12 contour
176.917	50.6965	12
177	50.6975	12
177.081	50.6796	12
177.084	50.6792	12
177.167	50.6547	12
177.244	50.5963	12
177.25	50.5848	12
177.292	50.5129	12
177.279	50.4296	12
177.25	50.3931	12
177.206	50.3463	12
177.167	50.321	12
177.084	50.2907	12
177	50.2781	12
176.917	50.279	12
176.834	50.2976	12
176.761	50.3463	12
176.75	50.3551	12
176.684	50.4296	12
176.673	50.5129	12
176.719	50.5963	12
176.75	50.6229	12
176.834	50.6761	12
176.849	50.6796	12
176.917	50.6965	12
> 16 contour
176.917	50.6343	16
177	50.6419	16
177.084	50.6198	16
177.125	50.5963	16
177.167	50.5565	16
177.199	50.5129	16
177.18	50.4296	16
177.167	50.4165	16
177.084	50.3589	16
177.022	50.3463	16
177	50.3403	16
176.932	50.3463	16
176.917	50.3473	16
176.834	50.391	16
176.79	50.4296	16
176.769	50.5129	16
176.834	50.586	16
176.844	50.5963	16
176.917	50.6343	16
> 20 contour
176.917	50.5809	20
177	50.5956	20
177.084	50.5696	20
177.141	50.5129	20
177.117	50.4296	20
177.084	50.4042	20
177	50.3777	20
176.917	50.3939	20
176.869	50.4296	20
176.849	50.5129	20
176.917	50.5809	20
> 24 contour
176.917	50.5311	24
177	50.5598	24
177.084	50.5253	24
177.096	50.5129	24
177.084	50.4805	24
177.044	50.4296	24
177	50.4124	24
176.944	50.4296	24
176.917	50.4621	24
176.899	50.5129	24
176.917	50.5311	24