> 0.5 contour -Z0.5
-160.4666	55.0966672136	0.5
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-160.5416	55.0791934874	0.5
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-160.4666	55.0966672136	0.5
> 1 contour -Z1
-160.4916	55.0231386156	1
-160.4666	55.0315021524	1
-160.4416	55.0366455439	1
-160.4166	55.0393979045	1
-160.3916	55.0402584761	1
-160.3666	55.039397028	1
-160.3416	55.0366460298	1
-160.3166	55.0315029807	1
-160.2916	55.0231335544	1
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-160.254113296	54.8944	1
-160.257230586	54.8694	1
-160.2666	54.8516901589	1
-160.283383399	54.8444	1
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-160.3166	54.8323424623	1
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-160.3666	54.824405799	1
-160.3916	54.8235398373	1
-160.4166	54.8244049353	1
-160.4416	54.8271719803	1
-160.4666	54.8323432792	1
-160.4916	54.8407520299	1
-160.49982377	54.8444	1
-160.5166	54.8516917433	1
-160.5416	54.8680205282	1
-160.543412851	54.8694	1
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-160.577710657	54.9194	1
-160.577769108	54.9444	1
-160.5666	54.969292205	1
-160.566555345	54.9694	1
-160.543664098	54.9944	1
-160.5416	54.9959697007	1
-160.5166	55.0122298039	1
-160.500054589	55.0194	1
-160.4916	55.0231386156	1
> 1.5 contour -Z1.5
-160.4666	54.9982882707	1.5
-160.4416	55.0064995027	1.5
-160.4166	55.0107262522	1.5
-160.3916	55.0120160963	1.5
-160.3666	55.0107249649	1.5
-160.3416	55.0065002529	1.5
-160.3166	54.9982896288	1.5
-160.308304697	54.9944	1.5
-160.2916	54.9858114382	1.5
-160.270899319	54.9694	1.5
-160.2666	54.96249046	1.5
-160.260576177	54.9444	1.5
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-160.272756899	54.9194	1.5
-160.280844774	54.8944	1.5
-160.2916	54.8780674649	1.5
-160.308430882	54.8694	1.5
-160.3166	54.8655612265	1.5
-160.3416	54.8573196787	1.5
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-160.3916	54.8517829283	1.5
-160.4166	54.8530776343	1.5
-160.4416	54.8573204385	1.5
-160.4666	54.8655625787	1.5
-160.474770941	54.8694	1.5
-160.4916	54.8780598008	1.5
-160.512196241	54.8944	1.5
-160.5166	54.9014564512	1.5
-160.527465204	54.9194	1.5
-160.527507807	54.9444	1.5
-160.5166	54.9624855131	1.5
-160.512300596	54.9694	1.5
-160.4916	54.9858191035	1.5
-160.474897206	54.9944	1.5
-160.4666	54.9982882707	1.5
> 2 contour -Z2
-160.4666	54.9744806293	2
-160.4416	54.98585323	2
-160.4166	54.9912042366	2
-160.3916	54.9927376586	2
-160.3666	54.9912026793	2
-160.3416	54.9858542123	2
-160.3166	54.9744825789	2
-160.308843861	54.9694	2
-160.2916	54.9487517852	2
-160.288465317	54.9444	2
-160.289845967	54.9194	2
-160.2916	54.9151063936	2
-160.308920786	54.8944	2
-160.3166	54.8893637047	2
-160.3416	54.8779646153	2
-160.3666	54.872601246	2
-160.3916	54.8710618011	2
-160.4166	54.8725996856	2
-160.4416	54.8779655981	2
-160.4666	54.8893656468	2
-160.474280428	54.8944	2
-160.4916	54.9150883269	2
-160.494711461	54.9194	2
-160.494746362	54.9444	2
-160.4916	54.9487699157	2
-160.474357393	54.9694	2
-160.4666	54.9744806293	2
> 2.5 contour -Z2.5
-160.4166	54.9771751239	2.5
-160.3916	54.9796837528	2.5
-160.3666	54.9771726187	2.5
-160.343289776	54.9694	2.5
-160.3416	54.9686697937	2.5
-160.3166	54.948404208	2.5
-160.31304704	54.9444	2.5
-160.313072756	54.9194	2.5
-160.3166	54.9154287208	2.5
-160.3416	54.8951533288	2.5
-160.343341372	54.8944	2.5
-160.3666	54.8866323541	2.5
-160.3916	54.8841158141	2.5
-160.4166	54.8866298043	2.5
-160.439855884	54.8944	2.5
-160.4416	54.8951549397	2.5
-160.4666	54.9154323627	2.5
-160.470125837	54.9194	2.5
-160.470151601	54.9444	2.5
-160.4666	54.9484005942	2.5
-160.4416	54.9686681583	2.5
-160.439907379	54.9694	2.5
-160.4166	54.9771751239	2.5
> 3 contour -Z3
-160.4416	54.9504848141	3
-160.4166	54.9633021078	3
-160.3916	54.9667878861	3
-160.3666	54.9632985465	3
-160.3416	54.9504872315	3
-160.334544892	54.9444	3
-160.334562288	54.9194	3
-160.3416	54.9133285541	3
-160.3666	54.9005063834	3
-160.3916	54.8970118134	3
-160.4166	54.9005027758	3
-160.4416	54.9133309714	3
-160.448634626	54.9194	3
-160.448652037	54.9444	3
-160.4416	54.9504848141	3
> 3.5 contour -Z3.5
-160.4166	54.9496231549	3.5
-160.3916	54.9544787143	3.5
-160.3666	54.9496182338	3.5
-160.357489062	54.9444	3.5
-160.357499249	54.9194	3.5
-160.3666	54.9141856111	3.5
-160.3916	54.9093211182	3.5
-160.4166	54.9141806867	3.5
-160.425705488	54.9194	3.5
-160.42571569	54.9444	3.5
-160.4166	54.9496231549	3.5