> 2 contour -Z2
-139.5252	58.2002789174	2
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> 4 contour -Z4
-139.4252	58.1501748038	4
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-139.526396419	58.1216666667	4
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> 6 contour -Z6
-139.4002	58.1219950222	6
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-139.4002	58.1219950222	6
> 8 contour -Z8
-139.4252	58.0995941743	8
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-139.4752	58.0804568999	8
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-139.4252	58.0995941743	8
> 10 contour -Z10
-139.4502	58.0743952882	10
-139.4252	58.0846125274	10
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-139.3752	58.0911696024	10
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-139.3002	58.074393493	10
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> 12 contour -Z12
-139.4002	58.0776595011	12
-139.3752	58.0798154553	12
-139.3502	58.077661616	12
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-139.3002	58.0131744747	12
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-139.327544491	57.9957142857	12
-139.3502	57.9893417429	12
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-139.4502	58.0131714707	12
-139.458068508	58.0209047619	12
-139.458096949	58.0460952381	12
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-139.4252	58.0704516384	12
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-139.4002	58.0776595011	12
> 14 contour -Z14
-139.4252	58.0548513354	14
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-139.3502	58.0651430615	14
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> 16 contour -Z16
-139.4002	58.0520361923	16
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-139.4002	58.0520361923	16