> 4 contour
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> 8 contour
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> 12 contour
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> 16 contour
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-172.447	-15.9071	16
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> 20 contour
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-171.947	-15.9668	20
-171.914	-15.9744	20
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-171.78	-16.021	20
-171.774	-16.0244	20
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-171.688	-16.0744	20
-171.625	-16.1244	20
-171.614	-16.1341	20
-171.575	-16.1744	20
-171.537	-16.2244	20
-171.53	-16.2342	20
-171.506	-16.2744	20
-171.48	-16.3244	20
-171.463	-16.3744	20
-171.449	-16.4244	20
-171.447	-16.4365	20
-171.441	-16.4744	20
-171.435	-16.5244	20
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-171.483	-16.7744	20
-171.507	-16.8244	20
-171.53	-16.8616	20
-171.539	-16.8744	20
-171.578	-16.9244	20
-171.614	-16.9623	20
-171.627	-16.9744	20
-171.694	-17.0244	20
-171.697	-17.0264	20
-171.778	-17.0744	20
-171.78	-17.0757	20
-171.864	-17.1073	20
-171.942	-17.1244	20
-171.947	-17.1256	20
-172.03	-17.1334	20
-172.114	-17.129	20
-172.136	-17.1244	20
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-172.28	-17.0903	20
-172.316	-17.0744	20
-172.364	-17.0498	20
-172.402	-17.0244	20
-172.447	-16.992	20
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-172.516	-16.9244	20
-172.53	-16.9069	20
-172.555	-16.8744	20
-172.587	-16.8244	20
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-172.632	-16.7244	20
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-172.613	-16.3244	20
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-172.53	-16.189	20
-172.519	-16.1744	20
-172.47	-16.1244	20
-172.447	-16.1039	20
-172.409	-16.0744	20
-172.364	-16.0453	20
-172.319	-16.0244	20
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-172.197	-15.9811	20
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> 24 contour
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-172.114	-16.0961	24
-172.03	-16.0901	24
-171.947	-16.1003	24
-171.875	-16.1244	24
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-171.651	-16.3244	24
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-171.588	-16.4244	24
-171.575	-16.4744	24
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-171.588	-16.6744	24
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-172.114	-16.9987	24
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-172.31	-16.9244	24
-172.364	-16.8897	24
-172.381	-16.8744	24
-172.425	-16.8244	24
-172.447	-16.7955	24
-172.461	-16.7744	24
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-172.447	-16.3004	24
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-172.381	-16.2244	24
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-172.28	-16.1498	24
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> 28 contour
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-171.947	-16.2541	28
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-171.831	-16.7744	28
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-171.922	-16.8244	28
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-172.03	-16.8534	28
-172.114	-16.8429	28
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-172.197	-16.8064	28
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-172.341	-16.6744	28
-172.354	-16.6244	28
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-172.364	-16.5264	28
-172.363	-16.5244	28
-172.361	-16.4744	28
-172.336	-16.4244	28
-172.314	-16.3744	28
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-172.253	-16.3244	28
-172.197	-16.2876	28
-172.175	-16.2744	28
-172.114	-16.2501	28
> 32 contour
-172.03	-16.3661	32
-171.99	-16.3744	32
-171.947	-16.3964	32
-171.927	-16.4244	32
-171.874	-16.4744	32
-171.895	-16.5244	32
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-171.86	-16.5744	32
-171.864	-16.5816	32
-171.892	-16.6244	32
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-171.947	-16.6985	32
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-172.197	-16.5929	32
-172.207	-16.5744	32
-172.197	-16.5501	32
-172.181	-16.5244	32
-172.191	-16.4744	32
-172.144	-16.4244	32
-172.114	-16.3842	32
-172.089	-16.3744	32
-172.03	-16.3661	32