> 0.07 contour
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> 0.14 contour
-174.705	51.4	0.14
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> 0.21 contour
-174.599	51.4	0.21
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-174.59	51.425	0.21
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> 0.28 contour
-174.534	51.4	0.28
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-174.519	51.4309	0.28
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-174.304	51.4	0.28
> 0.35 contour
-174.492	51.4	0.35
-174.475	51.425	0.35
-174.469	51.4313	0.35
-174.444	51.4464	0.35
-174.424	51.45	0.35
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-174.413	51.45	0.35
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-174.369	51.4318	0.35
-174.362	51.425	0.35
-174.345	51.4	0.35