> 3 contour
180.638	52.6467	3
180.721	52.6462	3
180.805	52.6469	3
180.888	52.6442	3
180.971	52.6392	3
181.018	52.6345	3
181.055	52.6313	3
181.138	52.6243	3
181.221	52.6059	3
181.305	52.5876	3
181.388	52.5646	3
181.43	52.5512	3
181.471	52.5388	3
181.555	52.5088	3
181.638	52.4747	3
181.651	52.4678	3
181.721	52.43	3
181.798	52.3845	3
181.805	52.3803	3
181.888	52.3216	3
181.914	52.3012	3
181.971	52.2499	3
182.004	52.2178	3
182.055	52.1575	3
182.073	52.1345	3
182.124	52.0512	3
182.138	52.0194	3
182.161	51.9678	3
182.184	51.8845	3
182.194	51.8012	3
182.191	51.7178	3
182.174	51.6345	3
182.144	51.5512	3
182.138	51.5393	3
182.102	51.4678	3
182.055	51.4006	3
182.043	51.3845	3
181.971	51.3066	3
181.966	51.3012	3
181.888	51.2338	3
181.868	51.2178	3
181.805	51.173	3
181.742	51.1345	3
181.721	51.1223	3
181.638	51.0756	3
181.578	51.0512	3
181.555	51.0416	3
181.471	51.0095	3
181.388	50.9835	3
181.329	50.9678	3
181.305	50.9609	3
181.221	50.941	3
181.138	50.9208	3
181.055	50.9131	3
180.971	50.9051	3
180.888	50.9004	3
180.805	50.8979	3
180.721	50.8986	3
180.638	50.8983	3
180.555	50.9097	3
180.471	50.9201	3
180.388	50.9346	3
180.305	50.9522	3
180.245	50.9678	3
180.221	50.9737	3
180.138	50.9947	3
180.055	51.0285	3
180.001	51.0512	3
179.971	51.0636	3
179.888	51.1042	3
179.834	51.1345	3
179.805	51.1518	3
179.721	51.2079	3
179.708	51.2178	3
179.638	51.2742	3
179.609	51.3012	3
179.555	51.3602	3
179.533	51.3845	3
179.475	51.4678	3
179.471	51.4745	3
179.43	51.5512	3
179.401	51.6345	3
179.388	51.7053	3
179.385	51.7178	3
179.382	51.8012	3
179.388	51.8481	3
179.392	51.8845	3
179.414	51.9678	3
179.451	52.0512	3
179.471	52.0838	3
179.503	52.1345	3
179.555	52.1975	3
179.572	52.2178	3
179.638	52.2816	3
179.661	52.3012	3
179.721	52.3468	3
179.778	52.3845	3
179.805	52.4013	3
179.888	52.4473	3
179.931	52.4678	3
179.971	52.4869	3
180.055	52.5209	3
180.134	52.5512	3
180.138	52.5527	3
180.221	52.575	3
180.305	52.5955	3
180.388	52.6117	3
180.471	52.6249	3
180.555	52.6344	3
180.556	52.6345	3
180.638	52.6467	3
> 6 contour
180.638	52.1428	6
180.721	52.1436	6
180.805	52.144	6
180.888	52.1364	6
180.9	52.1345	6
180.971	52.1263	6
181.055	52.1084	6
181.138	52.0801	6
181.183	52.0512	6
181.221	52.0237	6
181.291	51.9678	6
181.305	51.9507	6
181.353	51.8845	6
181.378	51.8012	6
181.373	51.7178	6
181.337	51.6345	6
181.305	51.5962	6
181.261	51.5512	6
181.221	51.5224	6
181.138	51.468	6
181.137	51.4678	6
181.055	51.4379	6
180.971	51.4175	6
180.888	51.4061	6
180.805	51.4005	6
180.721	51.4014	6
180.638	51.4014	6
180.555	51.4322	6
180.471	51.4614	6
180.458	51.4678	6
180.388	51.5007	6
180.315	51.5512	6
180.305	51.5612	6
180.239	51.6345	6
180.221	51.6791	6
180.205	51.7178	6
180.2	51.8012	6
180.221	51.8678	6
180.226	51.8845	6
180.284	51.9678	6
180.305	51.986	6
180.388	52.0449	6
180.4	52.0512	6
180.471	52.0872	6
180.555	52.1135	6
180.617	52.1345	6
180.638	52.1428	6
> 9 contour
180.638	51.9905	9
180.721	52.0038	9
180.805	52.0038	9
180.888	51.9922	9
180.97	51.9678	9
180.971	51.9674	9
181.055	51.9229	9
181.097	51.8845	9
181.135	51.8012	9
181.13	51.7178	9
181.077	51.6345	9
181.055	51.6171	9
180.971	51.5736	9
180.888	51.5551	9
180.844	51.5512	9
180.805	51.5454	9
180.721	51.5463	9
180.685	51.5512	9
180.638	51.556	9
180.555	51.599	9
180.503	51.6345	9
180.471	51.6741	9
180.439	51.7178	9
180.432	51.8012	9
180.471	51.8697	9
180.479	51.8845	9
180.555	51.9436	9
180.598	51.9678	9
180.638	51.9905	9
> 12 contour
180.638	51.9001	12
180.721	51.9339	12
180.805	51.939	12
180.888	51.922	12
180.959	51.8845	12
180.971	51.8746	12
181.029	51.8012	12
181.02	51.7178	12
180.971	51.6671	12
180.907	51.6345	12
180.888	51.6266	12
180.805	51.6064	12
180.721	51.6104	12
180.658	51.6345	12
180.638	51.6443	12
180.555	51.715	12
180.552	51.7178	12
180.541	51.8012	12
180.555	51.8195	12
180.615	51.8845	12
180.638	51.9001	12
> 15 contour
180.805	51.894	15
180.835	51.8845	15
180.888	51.8697	15
180.962	51.8012	15
180.95	51.7178	15
180.888	51.6698	15
180.805	51.6491	15
180.721	51.6594	15
180.643	51.7178	15
180.638	51.7592	15
180.63	51.8012	15
180.638	51.8093	15
180.721	51.8817	15
180.74	51.8845	15
180.805	51.894	15
> 18 contour
180.721	51.8375	18
180.805	51.8611	18
180.888	51.8289	18
180.918	51.8012	18
180.899	51.7178	18
180.888	51.7095	18
180.805	51.6773	18
180.721	51.7001	18
180.697	51.7178	18
180.682	51.8012	18
180.721	51.8375	18