> 0.9 contour
-170.602	52.4837	0.9
-170.577	52.492	0.9
-170.552	52.4977	0.9
-170.526	52.4998	0.9
-170.501	52.4985	0.9
-170.476	52.4934	0.9
-170.452	52.4845	0.9
-170.433	52.475	0.9
-170.427	52.4721	0.9
-170.401	52.4582	0.9
-170.388	52.45	0.9
-170.376	52.4434	0.9
-170.351	52.4283	0.9
-170.346	52.425	0.9
-170.327	52.4114	0.9
-170.312	52.4	0.9
-170.302	52.3902	0.9
-170.287	52.375	0.9
-170.276	52.3612	0.9
-170.268	52.35	0.9
-170.255	52.325	0.9
-170.251	52.3172	0.9
-170.244	52.3	0.9
-170.237	52.275	0.9
-170.232	52.25	0.9
-170.23	52.225	0.9
-170.229	52.2	0.9
-170.23	52.175	0.9
-170.234	52.15	0.9
-170.24	52.125	0.9
-170.25	52.1	0.9
-170.251	52.0977	0.9
-170.263	52.075	0.9
-170.276	52.0574	0.9
-170.282	52.05	0.9
-170.302	52.0309	0.9
-170.308	52.025	0.9
-170.327	52.012	0.9
-170.345	52	0.9
-170.352	51.9969	0.9
-170.376	51.9816	0.9
-170.386	51.975	0.9
-170.401	51.9644	0.9
-170.423	51.95	0.9
-170.427	51.9473	0.9
-170.452	51.9326	0.9
-170.471	51.925	0.9
-170.477	51.9228	0.9
-170.501	51.9171	0.9
-170.526	51.916	0.9
-170.552	51.9197	0.9
-170.565	51.925	0.9
-170.577	51.9284	0.9
-170.602	51.9411	0.9
-170.615	51.95	0.9
-170.626	51.9551	0.9
-170.651	51.965	0.9
-170.677	51.9658	0.9
-170.702	51.9664	0.9
-170.727	51.97	0.9
-170.743	51.975	0.9
-170.751	51.9778	0.9
-170.776	51.9902	0.9
-170.791	52	0.9
-170.802	52.0082	0.9
-170.819	52.025	0.9
-170.827	52.033	0.9
-170.84	52.05	0.9
-170.852	52.0674	0.9
-170.856	52.075	0.9
-170.868	52.1	0.9
-170.876	52.125	0.9
-170.876	52.1282	0.9
-170.881	52.15	0.9
-170.883	52.175	0.9
-170.883	52.2	0.9
-170.882	52.225	0.9
-170.88	52.25	0.9
-170.878	52.275	0.9
-170.876	52.2837	0.9
-170.873	52.3	0.9
-170.866	52.325	0.9
-170.854	52.35	0.9
-170.851	52.3547	0.9
-170.839	52.375	0.9
-170.827	52.3902	0.9
-170.818	52.4	0.9
-170.802	52.4153	0.9
-170.789	52.425	0.9
-170.776	52.4338	0.9
-170.751	52.447	0.9
-170.744	52.45	0.9
-170.726	52.456	0.9
-170.702	52.4615	0.9
-170.677	52.4648	0.9
-170.651	52.4679	0.9
-170.626	52.4748	0.9
-170.626	52.475	0.9
-170.602	52.4837	0.9
> 1.8 contour
-170.577	52.3779	1.8
-170.552	52.3787	1.8
-170.526	52.376	1.8
-170.522	52.375	1.8
-170.501	52.37	1.8
-170.476	52.3597	1.8
-170.46	52.35	1.8
-170.452	52.3443	1.8
-170.429	52.325	1.8
-170.427	52.3218	1.8
-170.409	52.3	1.8
-170.401	52.2851	1.8
-170.397	52.275	1.8
-170.389	52.25	1.8
-170.386	52.225	1.8
-170.383	52.2	1.8
-170.383	52.175	1.8
-170.388	52.15	1.8
-170.398	52.125	1.8
-170.401	52.1195	1.8
-170.414	52.1	1.8
-170.427	52.086	1.8
-170.438	52.075	1.8
-170.452	52.0644	1.8
-170.476	52.05	1.8
-170.477	52.0497	1.8
-170.501	52.0395	1.8
-170.526	52.0339	1.8
-170.552	52.0323	1.8
-170.577	52.0342	1.8
-170.602	52.0394	1.8
-170.626	52.0477	1.8
-170.632	52.05	1.8
-170.651	52.0589	1.8
-170.677	52.0743	1.8
-170.677	52.075	1.8
-170.702	52.0958	1.8
-170.706	52.1	1.8
-170.725	52.125	1.8
-170.727	52.1286	1.8
-170.738	52.15	1.8
-170.746	52.175	1.8
-170.749	52.2	1.8
-170.749	52.225	1.8
-170.745	52.25	1.8
-170.735	52.275	1.8
-170.726	52.2904	1.8
-170.721	52.3	1.8
-170.702	52.3221	1.8
-170.698	52.325	1.8
-170.677	52.3426	1.8
-170.664	52.35	1.8
-170.651	52.357	1.8
-170.626	52.3673	1.8
-170.601	52.374	1.8
-170.595	52.375	1.8
-170.577	52.3779	1.8
> 2.7 contour
-170.577	52.3055	2.7
-170.552	52.3069	2.7
-170.526	52.3017	2.7
-170.523	52.3	2.7
-170.501	52.2902	2.7
-170.483	52.275	2.7
-170.476	52.2679	2.7
-170.464	52.25	2.7
-170.454	52.225	2.7
-170.452	52.203	2.7
-170.451	52.2	2.7
-170.452	52.1974	2.7
-170.455	52.175	2.7
-170.465	52.15	2.7
-170.477	52.1355	2.7
-170.487	52.125	2.7
-170.501	52.1139	2.7
-170.526	52.1028	2.7
-170.545	52.1	2.7
-170.552	52.0989	2.7
-170.563	52.1	2.7
-170.577	52.1012	2.7
-170.602	52.1093	2.7
-170.626	52.1249	2.7
-170.627	52.125	2.7
-170.651	52.15	2.7
-170.651	52.15	2.7
-170.667	52.175	2.7
-170.675	52.2	2.7
-170.677	52.2125	2.7
-170.678	52.225	2.7
-170.677	52.2283	2.7
-170.667	52.25	2.7
-170.651	52.2683	2.7
-170.643	52.275	2.7
-170.626	52.2864	2.7
-170.601	52.2985	2.7
-170.596	52.3	2.7
-170.577	52.3055	2.7
> 3.6 contour
-170.577	52.2587	3.6
-170.552	52.2638	3.6
-170.526	52.2549	3.6
-170.52	52.25	3.6
-170.501	52.2299	3.6
-170.498	52.225	3.6
-170.491	52.2	3.6
-170.499	52.175	3.6
-170.501	52.1715	3.6
-170.523	52.15	3.6
-170.526	52.1472	3.6
-170.552	52.1385	3.6
-170.577	52.1448	3.6
-170.585	52.15	3.6
-170.602	52.1632	3.6
-170.612	52.175	3.6
-170.622	52.2	3.6
-170.619	52.225	3.6
-170.601	52.2426	3.6
-170.592	52.25	3.6
-170.577	52.2587	3.6
> 4.5 contour
-170.552	52.238	4.5
-170.531	52.225	4.5
-170.526	52.2205	4.5
-170.515	52.2	4.5
-170.526	52.1802	4.5
-170.532	52.175	4.5
-170.552	52.163	4.5
-170.574	52.175	4.5
-170.577	52.1773	4.5
-170.591	52.2	4.5
-170.577	52.2244	4.5
-170.576	52.225	4.5
-170.552	52.238	4.5