> 3 contour -Z3
244.177	32.8634	3
244.193	32.8649	3
244.21	32.8634	3
244.215	32.862	3
244.227	32.8588	3
244.243	32.8491	3
244.26	32.849	3
244.277	32.8473	3
244.283	32.8453	3
244.293	32.8424	3
244.31	32.8331	3
244.314	32.8287	3
244.327	32.8194	3
244.336	32.812	3
244.343	32.8062	3
244.36	32.7957	3
244.36	32.7953	3
244.377	32.7792	3
244.377	32.7787	3
244.389	32.762	3
244.393	32.7534	3
244.397	32.7453	3
244.404	32.7287	3
244.41	32.712	3
244.41	32.7119	3
244.415	32.6953	3
244.418	32.6787	3
244.418	32.662	3
244.416	32.6453	3
244.413	32.6287	3
244.411	32.612	3
244.41	32.6088	3
244.407	32.5953	3
244.4	32.5787	3
244.393	32.5676	3
244.39	32.562	3
244.377	32.5472	3
244.375	32.5453	3
244.36	32.5421	3
244.354	32.5453	3
244.343	32.55	3
244.339	32.5453	3
244.332	32.5287	3
244.329	32.512	3
244.327	32.5018	3
244.32	32.4953	3
244.31	32.4878	3
244.293	32.4791	3
244.292	32.4787	3
244.277	32.4729	3
244.26	32.4689	3
244.243	32.4658	3
244.227	32.462	3
244.227	32.462	3
244.21	32.4588	3
244.193	32.4576	3
244.191	32.462	3
244.183	32.4787	3
244.177	32.4826	3
244.16	32.4837	3
244.146	32.4953	3
244.143	32.5062	3
244.127	32.5084	3
244.11	32.512	3
244.11	32.512	3
244.093	32.5184	3
244.079	32.5287	3
244.077	32.5303	3
244.06	32.5453	3
244.06	32.5456	3
244.043	32.5618	3
244.043	32.562	3
244.029	32.5787	3
244.027	32.584	3
244.021	32.5953	3
244.015	32.612	3
244.01	32.6137	3
243.998	32.6287	3
243.993	32.6349	3
243.985	32.6453	3
243.977	32.6579	3
243.973	32.662	3
243.974	32.6787	3
243.977	32.6855	3
243.982	32.6953	3
243.977	32.711	3
243.976	32.712	3
243.977	32.7143	3
243.982	32.7287	3
243.988	32.7453	3
243.993	32.755	3
244.005	32.762	3
244.01	32.7645	3
244.027	32.7747	3
244.029	32.7787	3
244.038	32.7953	3
244.043	32.8015	3
244.06	32.8113	3
244.06	32.812	3
244.077	32.8244	3
244.085	32.8287	3
244.093	32.8394	3
244.103	32.8453	3
244.11	32.8476	3
244.127	32.8493	3
244.143	32.8494	3
244.16	32.8589	3
244.171	32.862	3
244.177	32.8634	3
> 6 contour -Z6
244.143	32.784	6
244.16	32.7884	6
244.177	32.7913	6
244.193	32.7923	6
244.21	32.7912	6
244.227	32.7883	6
244.243	32.7838	6
244.257	32.7787	6
244.26	32.7777	6
244.277	32.7685	6
244.285	32.762	6
244.293	32.7544	6
244.301	32.7453	6
244.31	32.7316	6
244.312	32.7287	6
244.32	32.712	6
244.327	32.6962	6
244.327	32.6953	6
244.332	32.6787	6
244.333	32.662	6
244.327	32.6587	6
244.31	32.65	6
244.307	32.6453	6
244.31	32.64	6
244.327	32.629	6
244.327	32.6287	6
244.327	32.6259	6
244.324	32.612	6
244.317	32.5953	6
244.31	32.584	6
244.293	32.5864	6
244.286	32.5787	6
244.28	32.562	6
244.277	32.5551	6
244.26	32.5489	6
244.243	32.5459	6
244.242	32.5453	6
244.227	32.5394	6
244.21	32.5342	6
244.193	32.5323	6
244.177	32.5405	6
244.16	32.5425	6
244.156	32.5453	6
244.147	32.562	6
244.143	32.5707	6
244.127	32.5783	6
244.126	32.5787	6
244.11	32.5909	6
244.106	32.5953	6
244.095	32.612	6
244.093	32.6154	6
244.088	32.6287	6
244.077	32.634	6
244.068	32.6453	6
244.06	32.6584	6
244.057	32.662	6
244.056	32.6787	6
244.06	32.6861	6
244.067	32.6953	6
244.071	32.712	6
244.077	32.7174	6
244.083	32.7287	6
244.093	32.7437	6
244.097	32.7453	6
244.11	32.7558	6
244.127	32.7616	6
244.127	32.762	6
244.129	32.7787	6
244.143	32.784	6
> 9 contour -Z9
244.193	32.7498	9
244.21	32.7487	9
244.227	32.7456	9
244.227	32.7453	9
244.243	32.7412	9
244.259	32.7287	9
244.26	32.7274	9
244.271	32.712	9
244.277	32.7013	9
244.28	32.6953	9
244.277	32.6907	9
244.272	32.6787	9
244.275	32.662	9
244.277	32.6568	9
244.283	32.6453	9
244.277	32.641	9
244.26	32.629	9
244.26	32.6287	9
244.246	32.612	9
244.243	32.61	9
244.227	32.6058	9
244.21	32.6027	9
244.207	32.5953	9
244.21	32.5869	9
244.227	32.583	9
244.237	32.5787	9
244.227	32.5752	9
244.21	32.5719	9
244.193	32.5707	9
244.177	32.5718	9
244.16	32.575	9
244.158	32.5787	9
244.15	32.5953	9
244.143	32.6097	9
244.14	32.612	9
244.127	32.6287	9
244.127	32.6287	9
244.11	32.6378	9
244.096	32.6453	9
244.097	32.662	9
244.107	32.6787	9
244.11	32.6826	9
244.115	32.6953	9
244.126	32.712	9
244.127	32.7142	9
244.136	32.7287	9
244.143	32.734	9
244.16	32.7379	9
244.177	32.741	9
244.185	32.7453	9
244.193	32.7498	9
> 12 contour -Z12
244.16	32.6972	12
244.177	32.7025	12
244.193	32.7062	12
244.21	32.7075	12
244.227	32.6981	12
244.23	32.6953	12
244.243	32.6863	12
244.249	32.6787	12
244.25	32.662	12
244.254	32.6453	12
244.243	32.6356	12
244.227	32.6336	12
244.21	32.631	12
244.193	32.6293	12
244.177	32.6305	12
244.16	32.6335	12
244.143	32.6333	12
244.127	32.6445	12
244.125	32.6453	12
244.127	32.6532	12
244.13	32.662	12
244.143	32.6697	12
244.153	32.6787	12
244.158	32.6953	12
244.16	32.6972	12
> 15 contour -Z15
244.177	32.6817	15
244.193	32.6904	15
244.21	32.6829	15
244.215	32.6787	15
244.225	32.662	15
244.222	32.6453	15
244.21	32.6413	15
244.193	32.636	15
244.177	32.6388	15
244.163	32.6453	15
244.162	32.662	15
244.173	32.6787	15
244.177	32.6817	15