> 4 contour
183.29	-14.5116	4
183.374	-14.4819	4
183.457	-14.4594	4
183.54	-14.4519	4
183.624	-14.4497	4
183.707	-14.4554	4
183.79	-14.469	4
183.874	-14.4919	4
183.935	-14.5145	4
183.957	-14.5219	4
184.04	-14.5677	4
184.086	-14.5978	4
184.124	-14.6235	4
184.191	-14.6811	4
184.207	-14.6968	4
184.269	-14.7645	4
184.29	-14.7935	4
184.328	-14.8478	4
184.372	-14.9311	4
184.374	-14.9352	4
184.408	-15.0145	4
184.432	-15.0978	4
184.445	-15.1811	4
184.45	-15.2645	4
184.447	-15.3478	4
184.434	-15.4311	4
184.411	-15.5145	4
184.377	-15.5978	4
184.374	-15.6047	4
184.334	-15.6811	4
184.29	-15.7439	4
184.275	-15.7645	4
184.207	-15.8402	4
184.199	-15.8478	4
184.124	-15.9132	4
184.098	-15.9311	4
184.04	-15.969	4
183.957	-16.0137	4
183.955	-16.0145	4
183.874	-16.0443	4
183.79	-16.0666	4
183.707	-16.0797	4
183.624	-16.0853	4
183.54	-16.0832	4
183.457	-16.076	4
183.374	-16.054	4
183.29	-16.025	4
183.268	-16.0145	4
183.207	-15.9873	4
183.124	-15.937	4
183.116	-15.9311	4
183.04	-15.8731	4
183.012	-15.8478	4
182.957	-15.7906	4
182.936	-15.7645	4
182.881	-15.6811	4
182.874	-15.6676	4
182.836	-15.5978	4
182.805	-15.5145	4
182.79	-15.4578	4
182.783	-15.4311	4
182.769	-15.3478	4
182.765	-15.2645	4
182.771	-15.1811	4
182.785	-15.0978	4
182.79	-15.0797	4
182.807	-15.0145	4
182.841	-14.9311	4
182.874	-14.8717	4
182.886	-14.8478	4
182.942	-14.7645	4
182.957	-14.7468	4
183.022	-14.6811	4
183.04	-14.6645	4
183.124	-14.6	4
183.127	-14.5978	4
183.207	-14.5488	4
183.284	-14.5145	4
183.29	-14.5116	4
> 8 contour
183.54	-14.9262	8
183.624	-14.9217	8
183.67	-14.9311	8
183.707	-14.9369	8
183.79	-14.97	8
183.849	-15.0145	8
183.874	-15.0405	8
183.918	-15.0978	8
183.953	-15.1811	8
183.957	-15.2104	8
183.966	-15.2645	8
183.958	-15.3478	8
183.957	-15.3499	8
183.927	-15.4311	8
183.874	-15.4956	8
183.854	-15.5145	8
183.79	-15.5647	8
183.707	-15.5968	8
183.7	-15.5978	8
183.624	-15.6131	8
183.54	-15.6073	8
183.503	-15.5978	8
183.457	-15.5887	8
183.374	-15.5211	8
183.367	-15.5145	8
183.296	-15.4311	8
183.29	-15.417	8
183.261	-15.3478	8
183.251	-15.2645	8
183.264	-15.1811	8
183.29	-15.1227	8
183.301	-15.0978	8
183.37	-15.0145	8
183.374	-15.0109	8
183.457	-14.9462	8
183.523	-14.9311	8
183.54	-14.9262	8
> 12 contour
183.54	-15.0615	12
183.624	-15.0499	12
183.707	-15.082	12
183.728	-15.0978	12
183.79	-15.1666	12
183.8	-15.1811	12
183.825	-15.2645	12
183.81	-15.3478	12
183.79	-15.376	12
183.74	-15.4311	12
183.707	-15.455	12
183.624	-15.4839	12
183.54	-15.4761	12
183.464	-15.4311	12
183.457	-15.4255	12
183.402	-15.3478	12
183.388	-15.2645	12
183.409	-15.1811	12
183.457	-15.1137	12
183.478	-15.0978	12
183.54	-15.0615	12
> 16 contour
183.54	-15.1383	16
183.624	-15.1168	16
183.707	-15.1609	16
183.726	-15.1811	16
183.753	-15.2645	16
183.734	-15.3478	16
183.707	-15.3761	16
183.624	-15.4149	16
183.54	-15.4004	16
183.482	-15.3478	16
183.462	-15.2645	16
183.492	-15.1811	16
183.54	-15.1383	16
> 20 contour
183.624	-15.1659	20
183.649	-15.1811	20
183.7	-15.2645	20
183.66	-15.3478	20
183.624	-15.369	20
183.557	-15.3478	20
183.54	-15.3183	20
183.526	-15.2645	20
183.54	-15.232	20
183.584	-15.1811	20
183.624	-15.1659	20