> 0.5 contour -Z0.5
-138.0066	58.44230674	0.5
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> 1 contour -Z1
-138.0566	58.3690799163	1
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-137.848909767	58.3661666667	1
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-138.0066	58.1761278557	1
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-138.0566	58.1880088538	1
-138.064030519	58.1908333333	1
-138.0816	58.1970140638	1
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-138.1316	58.2301585196	1
-138.142041917	58.2409285714	1
-138.153655621	58.2659761905	1
-138.153718876	58.2910238095	1
-138.142241481	58.3160714286	1
-138.1316	58.3270721031	1
-138.115723335	58.3411190476	1
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-138.0816	58.360100481	1
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-138.0566	58.3690799163	1
> 1.5 contour -Z1.5
-138.0316	58.3440144614	1.5
-138.0066	58.3511815425	1.5
-137.9816	58.3549719683	1.5
-137.9566	58.3561487159	1.5
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-137.9066	58.351183248	1.5
-137.8816	58.3440174373	1.5
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-137.8566	58.333744854	1.5
-137.8316	58.3167572677	1.5
-137.830745784	58.3160714286	1.5
-137.813371652	58.2910238095	1.5
-137.813419277	58.2659761905	1.5
-137.830891476	58.2409285714	1.5
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-137.8816	58.2130329174	1.5
-137.9066	58.2058372995	1.5
-137.9316	58.202033487	1.5
-137.9566	58.2008511676	1.5
-137.9816	58.2020327967	1.5
-138.0066	58.2058390158	1.5
-138.0316	58.2130358523	1.5
-138.038641318	58.2158809524	1.5
-138.0566	58.2233266558	1.5
-138.0816	58.2403668794	1.5
-138.082300086	58.2409285714	1.5
-138.099782882	58.2659761905	1.5
-138.099830586	58.2910238095	1.5
-138.08244594	58.3160714286	1.5
-138.0816	58.3167502778	1.5
-138.0566	58.3337485353	1.5
-138.038784495	58.3411190476	1.5
-138.0316	58.3440144614	1.5
> 2 contour -Z2
-138.0316	58.3212819479	2
-138.0066	58.3310356309	2
-137.9816	58.3358136539	2
-137.9566	58.3372239467	2
-137.9316	58.3358128091	2
-137.9066	58.3310378618	2
-137.8816	58.3212860984	2
-137.872416109	58.3160714286	2
-137.8566	58.3008234686	2
-137.848424067	58.2910238095	2
-137.848463636	58.2659761905	2
-137.8566	58.2562438528	2
-137.87250559	58.2409285714	2
-137.8816	58.2357591101	2
-137.9066	58.2259811328	2
-137.9316	58.2211918162	2
-137.9566	58.2197762694	2
-137.9816	58.2211909576	2
-138.0066	58.2259833425	2
-138.0316	58.2357632999	2
-138.040691698	58.2409285714	2
-138.0566	58.2562354043	2
-138.064739434	58.2659761905	2
-138.064779023	58.2910238095	2
-138.0566	58.3008319659	2
-138.040781296	58.3160714286	2
-138.0316	58.3212819479	2
> 2.5 contour -Z2.5
-137.9816	58.3213698178	2.5
-137.9566	58.3236272354	2.5
-137.9316	58.3213684825	2.5
-137.91298765	58.3160714286	2.5
-137.9066	58.3138283223	2.5
-137.8816	58.2968576937	2.5
-137.875625407	58.2910238095	2.5
-137.875655066	58.2659761905	2.5
-137.8816	58.2601761922	2.5
-137.9066	58.2431938796	2.5
-137.91304208	58.2409285714	2.5
-137.9316	58.2356373147	2.5
-137.9566	58.2333732711	2.5
-137.9816	58.2356359754	2.5
-138.00015221	58.2409285714	2.5
-138.0066	58.2431974599	2.5
-138.0316	58.2601838575	2.5
-138.037539968	58.2659761905	2.5
-138.037569681	58.2910238095	2.5
-138.0316	58.2968500664	2.5
-138.0066	58.3138246894	2.5
-138.000206471	58.3160714286	2.5
-137.9816	58.3213698178	2.5
> 3 contour -Z3
-138.0066	58.2960002964	3
-137.9816	58.3072225264	3
-137.9566	58.3103895748	3
-137.9316	58.3072206035	3
-137.9066	58.2960056469	3
-137.899930491	58.2910238095	3
-137.899950677	58.2659761905	3
-137.9066	58.2610096338	3
-137.9316	58.2497846412	3
-137.9566	58.2466110298	3
-137.9816	58.2497827323	3
-138.0066	58.2610149786	3
-138.013241476	58.2659761905	3
-138.013261677	58.2910238095	3
-138.0066	58.2960002964	3
> 3.5 contour -Z3.5
-137.9816	58.2932470374	3.5
-137.9566	58.2976010056	3.5
-137.9316	58.2932443931	3.5
-137.927082994	58.2910238095	3.5
-137.927093201	58.2659761905	3.5
-137.9316	58.2637596208	3.5
-137.9566	58.2593995461	3.5
-137.9816	58.263757013	3.5
-137.986109651	58.2659761905	3.5
-137.986119922	58.2910238095	3.5
-137.9816	58.2932470374	3.5