> 4 contour
-174.548	-19.8135	4
-174.464	-19.7973	4
-174.458	-19.8175	4
-174.381	-19.8547	4
-174.308	-19.8175	4
-174.298	-19.8123	4
-174.214	-19.7901	4
-174.131	-19.8022	4
-174.067	-19.8175	4
-174.048	-19.8221	4
-173.964	-19.8497	4
-173.923	-19.8675	4
-173.881	-19.8863	4
-173.825	-19.9175	4
-173.798	-19.9333	4
-173.747	-19.9675	4
-173.714	-19.992	4
-173.684	-20.0175	4
-173.631	-20.0655	4
-173.629	-20.0675	4
-173.585	-20.1175	4
-173.548	-20.1614	4
-173.543	-20.1675	4
-173.509	-20.2175	4
-173.478	-20.2675	4
-173.464	-20.2958	4
-173.455	-20.3175	4
-173.432	-20.3675	4
-173.418	-20.4175	4
-173.402	-20.4675	4
-173.396	-20.5175	4
-173.385	-20.5675	4
-173.385	-20.6175	4
-173.381	-20.659	4
-173.38	-20.6675	4
-173.381	-20.675	4
-173.386	-20.7175	4
-173.386	-20.7675	4
-173.397	-20.8175	4
-173.404	-20.8675	4
-173.421	-20.9175	4
-173.436	-20.9675	4
-173.46	-21.0175	4
-173.464	-21.0271	4
-173.484	-21.0675	4
-173.518	-21.1175	4
-173.548	-21.16	4
-173.553	-21.1675	4
-173.596	-21.2175	4
-173.631	-21.2555	4
-173.643	-21.2675	4
-173.701	-21.3175	4
-173.714	-21.3286	4
-173.767	-21.3675	4
-173.798	-21.3875	4
-173.851	-21.4175	4
-173.881	-21.4336	4
-173.96	-21.4675	4
-173.964	-21.4694	4
-174.048	-21.4973	4
-174.131	-21.5165	4
-174.138	-21.5175	4
-174.214	-21.5289	4
-174.298	-21.5337	4
-174.381	-21.5314	4
-174.464	-21.5213	4
-174.484	-21.5175	4
-174.548	-21.5057	4
-174.631	-21.4816	4
-174.668	-21.4675	4
-174.714	-21.4492	4
-174.778	-21.4175	4
-174.798	-21.4073	4
-174.863	-21.3675	4
-174.881	-21.3549	4
-174.889	-21.3175	4
-174.964	-21.2701	4
-174.988	-21.2675	4
-175.032	-21.2175	4
-174.986	-21.1675	4
-174.964	-21.1503	4
-174.927	-21.1175	4
-174.964	-21.0922	4
-175.048	-21.0806	4
-175.131	-21.0688	4
-175.141	-21.0675	4
-175.164	-21.0175	4
-175.189	-20.9675	4
-175.203	-20.9175	4
-175.214	-20.8851	4
-175.221	-20.8675	4
-175.229	-20.8175	4
-175.242	-20.7675	4
-175.243	-20.7175	4
-175.249	-20.6675	4
-175.244	-20.6175	4
-175.243	-20.5675	4
-175.231	-20.5175	4
-175.224	-20.4675	4
-175.214	-20.4416	4
-175.206	-20.4175	4
-175.194	-20.3675	4
-175.169	-20.3175	4
-175.148	-20.2675	4
-175.131	-20.2423	4
-175.116	-20.2175	4
-175.086	-20.1675	4
-175.048	-20.1232	4
-175.043	-20.1175	4
-175.002	-20.0675	4
-174.964	-20.0324	4
-174.947	-20.0175	4
-174.883	-19.9675	4
-174.881	-19.966	4
-174.805	-19.9175	4
-174.798	-19.9133	4
-174.797	-19.9175	4
-174.714	-19.9534	4
-174.652	-19.9175	4
-174.706	-19.8675	4
-174.631	-19.8376	4
-174.562	-19.8175	4
-174.548	-19.8135	4
> 8 contour
-174.381	-20.296	8
-174.298	-20.291	8
-174.214	-20.303	8
-174.175	-20.3175	8
-174.131	-20.3333	8
-174.073	-20.3675	8
-174.048	-20.3872	8
-174.014	-20.4175	8
-173.966	-20.4675	8
-173.964	-20.4708	8
-173.94	-20.5175	8
-173.915	-20.5675	8
-173.912	-20.6175	8
-173.901	-20.6675	8
-173.915	-20.7175	8
-173.919	-20.7675	8
-173.946	-20.8175	8
-173.964	-20.8508	8
-173.975	-20.8675	8
-174.029	-20.9175	8
-174.048	-20.9329	8
-174.098	-20.9675	8
-174.131	-20.9862	8
-174.214	-21.0153	8
-174.232	-21.0175	8
-174.298	-21.0271	8
-174.381	-21.021	8
-174.394	-21.0175	8
-174.464	-21.0001	8
-174.53	-20.9675	8
-174.548	-20.9574	8
-174.596	-20.9175	8
-174.631	-20.8823	8
-174.645	-20.8675	8
-174.671	-20.8175	8
-174.7	-20.7675	8
-174.702	-20.7175	8
-174.714	-20.6743	8
-174.717	-20.6675	8
-174.714	-20.6598	8
-174.704	-20.6175	8
-174.704	-20.5675	8
-174.678	-20.5175	8
-174.656	-20.4675	8
-174.631	-20.4405	8
-174.61	-20.4175	8
-174.555	-20.3675	8
-174.548	-20.3627	8
-174.464	-20.3195	8
-174.457	-20.3175	8
-174.381	-20.296	8
> 12 contour
-174.381	-20.4441	12
-174.298	-20.4348	12
-174.214	-20.456	12
-174.194	-20.4675	12
-174.131	-20.5175	12
-174.131	-20.5175	12
-174.08	-20.5675	12
-174.069	-20.6175	12
-174.053	-20.6675	12
-174.075	-20.7175	12
-174.091	-20.7675	12
-174.131	-20.8061	12
-174.145	-20.8175	12
-174.214	-20.862	12
-174.241	-20.8675	12
-174.298	-20.8814	12
-174.381	-20.8717	12
-174.392	-20.8675	12
-174.464	-20.8381	12
-174.49	-20.8175	12
-174.535	-20.7675	12
-174.546	-20.7175	12
-174.548	-20.7131	12
-174.573	-20.6675	12
-174.553	-20.6175	12
-174.548	-20.592	12
-174.544	-20.5675	12
-174.504	-20.5175	12
-174.464	-20.4811	12
-174.436	-20.4675	12
-174.381	-20.4441	12
> 16 contour
-174.298	-20.5022	16
-174.256	-20.5175	16
-174.214	-20.5349	16
-174.174	-20.5675	16
-174.152	-20.6175	16
-174.132	-20.6675	16
-174.161	-20.7175	16
-174.19	-20.7675	16
-174.214	-20.7851	16
-174.298	-20.811	16
-174.381	-20.7991	16
-174.436	-20.7675	16
-174.464	-20.7386	16
-174.479	-20.7175	16
-174.499	-20.6675	16
-174.488	-20.6175	16
-174.464	-20.5796	16
-174.454	-20.5675	16
-174.381	-20.5203	16
-174.368	-20.5175	16
-174.298	-20.5022	16
> 20 contour
-174.298	-20.5615	20
-174.283	-20.5675	20
-174.214	-20.6157	20
-174.213	-20.6175	20
-174.19	-20.6675	20
-174.214	-20.6999	20
-174.224	-20.7175	20
-174.298	-20.7608	20
-174.381	-20.7354	20
-174.401	-20.7175	20
-174.435	-20.6675	20
-174.421	-20.6175	20
-174.381	-20.577	20
-174.333	-20.5675	20
-174.298	-20.5615	20
> 24 contour
-174.298	-20.5883	24
-174.251	-20.6175	24
-174.235	-20.6675	24
-174.265	-20.7175	24
-174.298	-20.7365	24
-174.34	-20.7175	24
-174.374	-20.6675	24
-174.36	-20.6175	24
-174.298	-20.5883	24