> 10 contour
52.671	29.3229	10
52.6995	29.305	10
52.721	29.2936	10
52.771	29.2744	10
52.8019	29.255	10
52.821	29.2426	10
52.871	29.2272	10
52.8892	29.205	10
52.9172	29.155	10
52.921	29.1482	10
52.9553	29.105	10
52.9531	29.055	10
52.9318	29.005	10
52.921	28.9813	10
52.9117	28.955	10
52.8779	28.905	10
52.871	28.8974	10
52.821	28.862	10
52.8089	28.855	10
52.771	28.834	10
52.721	28.8219	10
52.7066	28.805	10
52.671	28.7744	10
52.621	28.7587	10
52.6131	28.755	10
52.571	28.7228	10
52.521	28.7326	10
52.4868	28.755	10
52.471	28.7726	10
52.4477	28.805	10
52.4271	28.855	10
52.4428	28.905	10
52.426	28.955	10
52.421	28.9902	10
52.4153	29.005	10
52.371	29.0419	10
52.363	29.055	10
52.371	29.068	10
52.4162	29.105	10
52.421	29.1168	10
52.4367	29.155	10
52.421	29.1848	10
52.4151	29.205	10
52.421	29.2112	10
52.471	29.2311	10
52.521	29.2376	10
52.5375	29.255	10
52.571	29.2792	10
52.621	29.2812	10
52.6425	29.305	10
52.671	29.3229	10
> 20 contour
52.571	29.1714	20
52.621	29.1817	20
52.671	29.1823	20
52.7025	29.155	20
52.721	29.1327	20
52.771	29.1383	20
52.8036	29.155	20
52.821	29.1605	20
52.8297	29.155	20
52.871	29.1087	20
52.8737	29.105	20
52.871	29.0999	20
52.8347	29.055	20
52.821	29.0428	20
52.771	29.0212	20
52.7607	29.005	20
52.721	28.9743	20
52.6876	28.955	20
52.671	28.9433	20
52.6544	28.955	20
52.621	28.9596	20
52.571	28.9579	20
52.5308	29.005	20
52.5287	29.055	20
52.5241	29.105	20
52.5568	29.155	20
52.571	29.1714	20
> 30 contour
52.571	29.1246	30
52.621	29.1497	30
52.671	29.1329	30
52.6957	29.105	30
52.7126	29.055	30
52.6973	29.005	30
52.671	28.9837	30
52.621	28.9771	30
52.571	28.9911	30
52.5591	29.005	30
52.5456	29.055	30
52.5561	29.105	30
52.571	29.1246	30
> 40 contour
52.621	29.1275	40
52.6571	29.105	40
52.671	29.0905	40
52.6913	29.055	40
52.671	29.0186	40
52.6524	29.005	40
52.621	28.9945	40
52.5956	29.005	40
52.571	29.0318	40
52.5625	29.055	40
52.571	29.0792	40
52.5883	29.105	40
52.621	29.1275	40