> 4 contour
248.149	-23.0316	4
248.232	-23.0155	4
248.315	-23.0074	4
248.399	-23.0048	4
248.482	-23.0093	4
248.565	-23.021	4
248.649	-23.0407	4
248.686	-23.053	4
248.732	-23.068	4
248.813	-23.103	4
248.815	-23.1039	4
248.899	-23.1503	4
248.903	-23.153	4
248.975	-23.203	4
248.982	-23.2082	4
249.035	-23.253	4
249.065	-23.2826	4
249.086	-23.303	4
249.129	-23.353	4
249.149	-23.3797	4
249.166	-23.403	4
249.199	-23.453	4
249.225	-23.503	4
249.232	-23.5181	4
249.25	-23.553	4
249.27	-23.603	4
249.286	-23.653	4
249.298	-23.703	4
249.306	-23.753	4
249.312	-23.803	4
249.314	-23.853	4
249.313	-23.903	4
249.309	-23.953	4
249.301	-24.003	4
249.29	-24.053	4
249.275	-24.103	4
249.256	-24.153	4
249.232	-24.203	4
249.232	-24.2036	4
249.206	-24.253	4
249.176	-24.303	4
249.149	-24.3405	4
249.14	-24.353	4
249.098	-24.403	4
249.065	-24.4363	4
249.049	-24.453	4
248.991	-24.503	4
248.982	-24.5099	4
248.922	-24.553	4
248.899	-24.5679	4
248.835	-24.603	4
248.815	-24.6135	4
248.732	-24.6484	4
248.718	-24.653	4
248.649	-24.6758	4
248.565	-24.6948	4
248.505	-24.703	4
248.482	-24.7063	4
248.399	-24.7112	4
248.315	-24.7085	4
248.262	-24.703	4
248.232	-24.7001	4
248.149	-24.6845	4
248.065	-24.6605	4
248.045	-24.653	4
247.982	-24.6289	4
247.929	-24.603	4
247.899	-24.5876	4
247.841	-24.553	4
247.815	-24.5364	4
247.772	-24.503	4
247.732	-24.469	4
247.714	-24.453	4
247.666	-24.403	4
247.649	-24.383	4
247.623	-24.353	4
247.588	-24.303	4
247.565	-24.2649	4
247.558	-24.253	4
247.531	-24.203	4
247.509	-24.153	4
247.491	-24.103	4
247.482	-24.0703	4
247.477	-24.053	4
247.466	-24.003	4
247.457	-23.953	4
247.453	-23.903	4
247.451	-23.853	4
247.454	-23.803	4
247.46	-23.753	4
247.468	-23.703	4
247.482	-23.653	4
247.482	-23.6518	4
247.496	-23.603	4
247.515	-23.553	4
247.538	-23.503	4
247.565	-23.4544	4
247.566	-23.453	4
247.597	-23.403	4
247.634	-23.353	4
247.649	-23.3362	4
247.677	-23.303	4
247.728	-23.253	4
247.732	-23.2498	4
247.787	-23.203	4
247.815	-23.1815	4
247.86	-23.153	4
247.899	-23.1299	4
247.951	-23.103	4
247.982	-23.0881	4
248.065	-23.0561	4
248.076	-23.053	4
248.149	-23.0316	4
> 8 contour
248.232	-23.5379	8
248.315	-23.5165	8
248.399	-23.5107	8
248.482	-23.5216	8
248.562	-23.553	8
248.565	-23.5542	8
248.638	-23.603	8
248.649	-23.6121	8
248.688	-23.653	8
248.723	-23.703	8
248.732	-23.7243	8
248.747	-23.753	8
248.764	-23.803	8
248.77	-23.853	8
248.765	-23.903	8
248.752	-23.953	8
248.732	-23.9899	8
248.726	-24.003	8
248.698	-24.053	8
248.651	-24.103	8
248.649	-24.1049	8
248.58	-24.153	8
248.565	-24.1619	8
248.482	-24.1937	8
248.408	-24.203	8
248.399	-24.2043	8
248.382	-24.203	8
248.315	-24.1988	8
248.232	-24.1781	8
248.184	-24.153	8
248.149	-24.1329	8
248.111	-24.103	8
248.068	-24.053	8
248.065	-24.0488	8
248.036	-24.003	8
248.014	-23.953	8
248.003	-23.903	8
247.999	-23.853	8
248.004	-23.803	8
248.018	-23.753	8
248.04	-23.703	8
248.065	-23.6687	8
248.077	-23.653	8
248.124	-23.603	8
248.149	-23.5835	8
248.202	-23.553	8
248.232	-23.5379	8
> 12 contour
248.315	-23.6656	12
248.399	-23.6544	12
248.482	-23.675	12
248.527	-23.703	12
248.565	-23.7475	12
248.57	-23.753	12
248.599	-23.803	12
248.61	-23.853	12
248.602	-23.903	12
248.578	-23.953	12
248.565	-23.9688	12
248.537	-24.003	12
248.482	-24.0411	12
248.437	-24.053	12
248.399	-24.0635	12
248.333	-24.053	12
248.315	-24.0506	12
248.232	-24.0094	12
248.225	-24.003	12
248.179	-23.953	12
248.161	-23.903	12
248.156	-23.853	12
248.163	-23.803	12
248.186	-23.753	12
248.232	-23.706	12
248.237	-23.703	12
248.315	-23.6656	12
> 16 contour
248.315	-23.7436	16
248.399	-23.7219	16
248.475	-23.753	16
248.482	-23.7565	16
248.525	-23.803	16
248.531	-23.853	16
248.53	-23.903	16
248.491	-23.953	16
248.482	-23.9608	16
248.399	-23.9969	16
248.315	-23.9745	16
248.282	-23.953	16
248.236	-23.903	16
248.232	-23.8855	16
248.226	-23.853	16
248.232	-23.8347	16
248.242	-23.803	16
248.299	-23.753	16
248.315	-23.7436	16
> 20 contour
248.315	-23.8006	20
248.399	-23.7695	20
248.461	-23.803	20
248.475	-23.853	20
248.476	-23.903	20
248.399	-23.9496	20
248.327	-23.903	20
248.315	-23.8808	20
248.299	-23.853	20
248.312	-23.803	20
248.315	-23.8006	20