> 0.9 contour -Z0.9
-169.4732	52.9399766422	0.9
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> 1.8 contour -Z1.8
-169.4732	52.8697782132	1.8
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> 2.7 contour -Z2.7
-169.4482	52.8449924632	2.7
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-169.3982	52.8573426114	2.7
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-169.4732	52.8314470604	2.7
-169.463484209	52.8371575342	2.7
-169.4482	52.8449924632	2.7
> 3.6 contour -Z3.6
-169.3982	52.8376494775	3.6
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-169.346250512	52.8371575342	3.6
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> 4.5 contour -Z4.5
-169.4232	52.8157864937	4.5
-169.3982	52.8241944993	4.5
-169.3732	52.8266384166	4.5
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> 5.4 contour -Z5.4
-169.3732	52.8143347822	5.4
-169.35789027	52.8122945205	5.4
-169.3482	52.8108637382	5.4
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-169.3982	52.810864034	5.4
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> 6.3 contour -Z6.3
-169.3982	52.7972323817	6.3
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-169.332357635	52.7874315068	6.3
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