> 2 contour -Z2
-161.2859	54.8196666475	2
-161.2609	54.8265871995	2
-161.2359	54.8314243967	2
-161.2109	54.8345881226	2
-161.1859	54.8363703102	2
-161.1609	54.836944418	2
-161.1359	54.8363699555	2
-161.1109	54.8345888947	2
-161.0859	54.8314256319	2
-161.0609	54.826585506	2
-161.0359	54.819669185	2
-161.022035794	54.8147173913	2
-161.0109	54.8112066801	2
-160.9859	54.8008994478	2
-160.965401519	54.7895869565	2
-160.9609	54.7869672912	2
-160.9359	54.7693672848	2
-160.929901389	54.7644565217	2
-160.9109	54.7441965586	2
-160.906665221	54.739326087	2
-160.892132879	54.7141956522	2
-160.8859	54.6894576253	2
-160.885787533	54.6890652174	2
-160.885881749	54.6639347826	2
-160.8859	54.6638725624	2
-160.892368652	54.6388043478	2
-160.907081013	54.613673913	2
-160.9109	54.6092960872	2
-160.930417666	54.5885434783	2
-160.9359	54.5840549554	2
-160.9609	54.5663472963	2
-160.965930277	54.5634130435	2
-160.9859	54.5523555663	2
-161.0109	54.5419600011	2
-161.022494333	54.5382826087	2
-161.0359	54.5334682048	2
-161.0609	54.5264943336	2
-161.0859	54.5216143359	2
-161.1109	54.5184254976	2
-161.1359	54.516630349	2
-161.1609	54.5160513985	2
-161.1859	54.5166299944	2
-161.2109	54.518426296	2
-161.2359	54.5216155652	2
-161.2609	54.5264925473	2
-161.2859	54.5334706894	2
-161.299306226	54.5382826087	2
-161.3109	54.5419574308	2
-161.3359	54.5523594285	2
-161.355862063	54.5634130435	2
-161.3609	54.5663518867	2
-161.3859	54.5840487397	2
-161.39138698	54.5885434783	2
-161.4109	54.6093056365	2
-161.41471267	54.613673913	2
-161.429434031	54.6388043478	2
-161.4359	54.6638446835	2
-161.435926415	54.6639347826	2
-161.43602057	54.6890652174	2
-161.4359	54.6894861173	2
-161.429669929	54.7141956522	2
-161.415128797	54.739326087	2
-161.4109	54.7441871297	2
-161.391902946	54.7644565217	2
-161.3859	54.7693734668	2
-161.3609	54.7869627252	2
-161.356390862	54.7895869565	2
-161.3359	54.8008956315	2
-161.3109	54.8112092713	2
-161.299765046	54.8147173913	2
-161.2859	54.8196666475	2
> 4 contour -Z4
-161.2359	54.7684749743	4
-161.2109	54.7747264321	4
-161.1859	54.7781038219	4
-161.1609	54.7791660845	4
-161.1359	54.778103166	4
-161.1109	54.7747279168	4
-161.0859	54.7684774697	4
-161.074809903	54.7644565217	4
-161.0609	54.7599916411	4
-161.0359	54.747653191	4
-161.023507128	54.739326087	4
-161.0109	54.7279314881	4
-160.998087068	54.7141956522	4
-160.987435839	54.6890652174	4
-160.987482983	54.6639347826	4
-160.998236169	54.6388043478	4
-161.0109	54.6252488464	4
-161.023715783	54.613673913	4
-161.0359	54.605476901	4
-161.0609	54.5930820196	4
-161.07498829	54.5885434783	4
-161.0859	54.5845738711	4
-161.1109	54.578292828	4
-161.1359	54.5749013372	4
-161.1609	54.5738333966	4
-161.1859	54.5749007088	4
-161.2109	54.5782943039	4
-161.2359	54.5845763605	4
-161.24681087	54.5885434783	4
-161.2609	54.5930792137	4
-161.2859	54.6054818229	4
-161.298083228	54.613673913	4
-161.3109	54.6252414436	4
-161.323564386	54.6388043478	4
-161.334311134	54.6639347826	4
-161.334358286	54.6890652174	4
-161.323713413	54.7141956522	4
-161.3109	54.7279388944	4
-161.298292042	54.739326087	4
-161.2859	54.7476483169	4
-161.2609	54.7599944406	4
-161.246989345	54.7644565217	4
-161.2359	54.7684749743	4
> 6 contour -Z6
-161.2109	54.7452261377	6
-161.1859	54.7502543043	6
-161.1609	54.7517993303	6
-161.1359	54.7502533582	6
-161.1109	54.7452283838	6
-161.094470836	54.739326087	6
-161.0859	54.736388237	6
-161.0609	54.7222353858	6
-161.050829623	54.7141956522	6
-161.0359	54.6900221031	6
-161.035327153	54.6890652174	6
-161.035370992	54.6639347826	6
-161.0359	54.663054597	6
-161.050931275	54.6388043478	6
-161.0609	54.6308438369	6
-161.0859	54.6166535834	6
-161.094571881	54.613673913	6
-161.1109	54.6077930772	6
-161.1359	54.602750466	6
-161.1609	54.6011990988	6
-161.1859	54.6027495313	6
-161.2109	54.6077953077	6
-161.227220228	54.613673913	6
-161.2359	54.6166567476	6
-161.2609	54.6308382186	6
-161.270870759	54.6388043478	6
-161.2859	54.6630694047	6
-161.286420357	54.6639347826	6
-161.286464205	54.6890652174	6
-161.2859	54.6900072213	6
-161.270972356	54.7141956522	6
-161.2609	54.7222409809	6
-161.2359	54.7363850465	6
-161.227321159	54.739326087	6
-161.2109	54.7452261377	6
> 8 contour -Z8
-161.2109	54.7249822126	8
-161.1859	54.7313794503	8
-161.1609	54.7332479134	8
-161.1359	54.7313782949	8
-161.1109	54.724985147	8
-161.089620892	54.7141956522	8
-161.0859	54.7112021494	8
-161.066415436	54.6890652174	8
-161.06644247	54.6639347826	8
-161.0859	54.6418502886	8
-161.089686098	54.6388043478	8
-161.1109	54.6280341925	8
-161.1359	54.6216254282	8
-161.1609	54.6197510148	8
-161.1859	54.6216242893	8
-161.2109	54.6280371213	8
-161.232105992	54.6388043478	8
-161.2359	54.6418571116	8
-161.255360857	54.6639347826	8
-161.255387929	54.6890652174	8
-161.2359	54.7111953238	8
-161.232171188	54.7141956522	8
-161.2109	54.7249822126	8
> 10 contour -Z10
-161.1859	54.7160474118	10
-161.1609	54.7189211064	10
-161.1359	54.7160456565	10
-161.130312179	54.7141956522	10
-161.1109	54.705601234	10
-161.091796375	54.6890652174	10
-161.091816977	54.6639347826	10
-161.1109	54.6474184645	10
-161.130335086	54.6388043478	10
-161.1359	54.6369589722	10
-161.1609	54.6340778881	10
-161.1859	54.6369572445	10
-161.191467048	54.6388043478	10
-161.2109	54.647423446	10
-161.229975318	54.6639347826	10
-161.229995903	54.6890652174	10
-161.2109	54.7055962455	10
-161.191490014	54.7141956522	10
-161.1859	54.7160474118	10
> 12 contour -Z12
-161.1859	54.6998779385	12
-161.1609	54.7039532525	12
-161.1359	54.6998753955	12
-161.116542787	54.6890652174	12
-161.11655768	54.6639347826	12
-161.1359	54.6531283175	12
-161.1609	54.6490459772	12
-161.1859	54.6531257968	12
-161.205236284	54.6639347826	12
-161.20525115	54.6890652174	12
-161.1859	54.6998779385	12