> 3 contour -Z3
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> 6 contour -Z6
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> 9 contour -Z9
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-130.630433333	51.1637325112	9
-130.63483251	51.16888	9
-130.645966626	51.1855733333	9
-130.6471	51.1878962349	9
-130.654214404	51.2022666667	9
-130.65946419	51.21896	9
-130.662011151	51.2356533333	9
-130.662053643	51.2523466667	9
-130.659592467	51.26904	9
-130.654430338	51.2857333333	9
-130.6471	51.300663388	9
-130.646246685	51.3024266667	9
-130.635195628	51.31912	9
-130.630433333	51.3247047998	9
-130.620460133	51.3358133333	9
-130.613766667	51.3420011068	9
-130.601308463	51.3525066667	9
-130.5971	51.3556425688	9
-130.580433333	51.3668158551	9
-130.576411478	51.3692	9
-130.563766667	51.3762869412	9
-130.5471	51.3841437996	9
-130.542826131	51.3858933333	9
-130.530433333	51.3909988077	9
-130.513766667	51.3967316656	9
-130.4971	51.4013474009	9
-130.491667638	51.4025866667	9
-130.480433333	51.4053529225	9
> 12 contour -Z12
-130.4471	51.3701197284	12
-130.430433333	51.3725081812	12
-130.413766667	51.3739048381	12
-130.3971	51.3743643565	12
-130.380433333	51.3739049495	12
-130.363766667	51.3725083207	12
-130.3471	51.3701197632	12
-130.342528348	51.3692	12
-130.330433333	51.3669275618	12
-130.313766667	51.3627089739	12
-130.2971	51.3571727888	12
-130.285785947	51.3525066667	12
-130.280433333	51.350233539	12
-130.263766667	51.3417491822	12
-130.254046323	51.3358133333	12
-130.2471	51.3310265645	12
-130.232254518	51.31912	12
-130.230433333	51.3173194735	12
-130.216685019	51.3024266667	12
-130.213766667	51.2980660355	12
-130.20579185	51.2857333333	12
-130.199013082	51.26904	12
-130.1971	51.2591848986	12
-130.195700894	51.2523466667	12
-130.195734906	51.2356533333	12
-130.1971	51.2291057305	12
-130.199106756	51.21896	12
-130.205947658	51.2022666667	12
-130.213766667	51.1902195724	12
-130.216886623	51.1855733333	12
-130.230433333	51.1709147575	12
-130.232492583	51.16888	12
-130.2471	51.1571565056	12
-130.254302128	51.1521866667	12
-130.263766667	51.1463954371	12
-130.280433333	51.1378752375	12
-130.286024332	51.1354933333	12
-130.2971	51.1309102624	12
-130.313766667	51.1253473322	12
-130.330433333	51.1211078721	12
-130.342660321	51.1188	12
-130.3471	51.1179027148	12
-130.363766667	51.1155022002	12
-130.380433333	51.1140985678	12
-130.3971	51.1136368698	12
-130.413766667	51.1140986907	12
-130.430433333	51.1155023509	12
-130.4471	51.1179027724	12
-130.451539606	51.1188	12
-130.463766667	51.1211077706	12
-130.480433333	51.1253469899	12
-130.4971	51.1309094261	12
-130.508178505	51.1354933333	12
-130.513766667	51.1378738325	12
-130.530433333	51.1463936954	12
-130.539900326	51.1521866667	12
-130.5471	51.15715504	12
-130.561708507	51.16888	12
-130.563766667	51.1709137934	12
-130.577313722	51.1855733333	12
-130.580433333	51.1902192729	12
-130.588252213	51.2022666667	12
-130.595092818	51.21896	12
-130.5971	51.2291084041	12
-130.598464493	51.2356533333	12
-130.598498503	51.2523466667	12
-130.5971	51.25918214	12
-130.595186473	51.26904	12
-130.588407996	51.2857333333	12
-130.580433333	51.2980663071	12
-130.577515301	51.3024266667	12
-130.563766667	51.3173204367	12
-130.561946564	51.31912	12
-130.5471	51.331028054	12
-130.540156142	51.3358133333	12
-130.530433333	51.3417509299	12
-130.513766667	51.3502349449	12
-130.508416923	51.3525066667	12
-130.4971	51.3571736291	12
-130.480433333	51.3627093241	12
-130.463766667	51.3669276643	12
-130.451671669	51.3692	12
-130.4471	51.3701197284	12
> 15 contour -Z15
-130.4471	51.3389356848	15
-130.430433333	51.3420420162	15
-130.413766667	51.3438437795	15
-130.3971	51.3444340599	15
-130.380433333	51.3438439332	15
-130.363766667	51.3420422023	15
-130.3471	51.3389357467	15
-130.335484379	51.3358133333	15
-130.330433333	51.3344332452	15
-130.313766667	51.3284022624	15
-130.2971	51.3203562926	15
-130.294932172	51.31912	15
-130.280433333	51.3094499079	15
-130.271670211	51.3024266667	15
-130.263766667	51.2940525872	15
-130.256700398	51.2857333333	15
-130.247654984	51.26904	15
-130.2471	51.2669218426	15
-130.243240169	51.2523466667	15
-130.243265091	51.2356533333	15
-130.2471	51.2213216091	15
-130.247725066	51.21896	15
-130.256812885	51.2022666667	15
-130.263766667	51.1940902933	15
-130.271811311	51.1855733333	15
-130.280433333	51.1786598102	15
-130.295079937	51.16888	15
-130.2971	51.1677259641	15
-130.313766667	51.1596559193	15
-130.330433333	51.1536050335	15
-130.335608863	51.1521866667	15
-130.3471	51.1490881104	15
-130.363766667	51.1459702671	15
-130.380433333	51.1441618477	15
-130.3971	51.1435695142	15
-130.413766667	51.1441620015	15
-130.430433333	51.1459704566	15
-130.4471	51.1490881743	15
-130.458591397	51.1521866667	15
-130.463766667	51.1536048972	15
-130.480433333	51.1596554526	15
-130.4971	51.1677247893	15
-130.499122268	51.16888	15
-130.513766667	51.1786575197	15
-130.522391739	51.1855733333	15
-130.530433333	51.1940868312	15
-130.537389812	51.2022666667	15
-130.546477083	51.21896	15
-130.5471	51.2213135814	15
-130.550936873	51.2356533333	15
-130.550961797	51.2523466667	15
-130.5471	51.2669299936	15
-130.546547174	51.26904	15
-130.537502324	51.2857333333	15
-130.530433333	51.2940560877	15
-130.522532875	51.3024266667	15
-130.513766667	51.3094522293	15
-130.499270089	51.31912	15
-130.4971	51.3203574891	15
-130.480433333	51.3284027539	15
-130.463766667	51.3344333994	15
-130.458715936	51.3358133333	15
-130.4471	51.3389356848	15
> 18 contour -Z18
-130.463766667	51.3041598436	18
-130.4471	51.3106644281	18
-130.430433333	51.3150302367	18
-130.413766667	51.3175371129	18
-130.3971	51.3183539921	18
-130.380433333	51.3175373318	18
-130.363766667	51.3150305094	18
-130.3471	51.3106645276	18
-130.330433333	51.3041596343	18
-130.326989717	51.3024266667	18
-130.313766667	51.2941632815	18
-130.303157444	51.2857333333	18
-130.2971	51.2785240066	18
-130.290129446	51.26904	18
-130.284203844	51.2523466667	18
-130.284221762	51.2356533333	18
-130.290180524	51.21896	18
-130.2971	51.2095597903	18
-130.303234175	51.2022666667	18
-130.313766667	51.1938950922	18
-130.327070882	51.1855733333	18
-130.330433333	51.18387874	18
-130.3471	51.1773598768	18
-130.363766667	51.1729834565	18
-130.380433333	51.1704702412	18
-130.3971	51.1696514187	18
-130.413766667	51.1704704451	18
-130.430433333	51.1729837162	18
-130.4471	51.1773599853	18
-130.463766667	51.1838785476	18
-130.467129652	51.1855733333	18
-130.480433333	51.193894333	18
-130.490967528	51.2022666667	18
-130.4971	51.2095572063	18
-130.504021899	51.21896	18
-130.509981035	51.2356533333	18
-130.509998955	51.2523466667	18
-130.504072996	51.26904	18
-130.4971	51.2785266304	18
-130.491044296	51.2857333333	18
-130.480433333	51.2941640775	18
-130.467210868	51.3024266667	18
-130.463766667	51.3041598436	18
> 21 contour -Z21
-130.430433333	51.2866370323	21
-130.413766667	51.290462638	21
-130.3971	51.2917087285	21
-130.380433333	51.2904629693	21
-130.363766667	51.2866374641	21
-130.361385565	51.2857333333	21
-130.3471	51.2781807435	21
-130.335204435	51.26904	21
-130.330433333	51.2616620725	21
-130.325522338	51.2523466667	21
-130.3255341	51.2356533333	21
-130.330433333	51.2263791474	21
-130.33523853	51.21896	21
-130.3471	51.2098444111	21
-130.361423345	51.2022666667	21
-130.363766667	51.2013758713	21
-130.380433333	51.1975449509	21
-130.3971	51.1962972863	21
-130.413766667	51.1975452817	21
-130.430433333	51.2013762849	21
-130.432775657	51.2022666667	21
-130.4471	51.2098446459	21
-130.458961664	51.21896	21
-130.463766667	51.2263784887	21
-130.468666469	51.2356533333	21
-130.46867824	51.2523466667	21
-130.463766667	51.261662763	21
-130.458995796	51.26904	21
-130.4471	51.2781805206	21
-130.432813395	51.2857333333	21
-130.430433333	51.2866370323	21