> 4 contour
315.684	-9.41455	4
315.689	-9.4149	4
315.767	-9.42031	4
315.851	-9.435	4
315.934	-9.45971	4
315.947	-9.4649	4
316.017	-9.49359	4
316.057	-9.5149	4
316.101	-9.53943	4
316.138	-9.5649	4
316.184	-9.60044	4
316.201	-9.6149	4
316.253	-9.6649	4
316.267	-9.68067	4
316.298	-9.7149	4
316.335	-9.7649	4
316.351	-9.79002	4
316.367	-9.8149	4
316.394	-9.8649	4
316.416	-9.9149	4
316.434	-9.9649	4
316.434	-9.96615	4
316.45	-10.0149	4
316.463	-10.0649	4
316.471	-10.1149	4
316.476	-10.1649	4
316.478	-10.2149	4
316.476	-10.2649	4
316.472	-10.3149	4
316.462	-10.3649	4
316.449	-10.4149	4
316.434	-10.4602	4
316.433	-10.4649	4
316.415	-10.5149	4
316.393	-10.5649	4
316.365	-10.6149	4
316.351	-10.6372	4
316.333	-10.6649	4
316.295	-10.7149	4
316.267	-10.7462	4
316.25	-10.7649	4
316.197	-10.8149	4
316.184	-10.8261	4
316.133	-10.8649	4
316.101	-10.8869	4
316.051	-10.9149	4
316.017	-10.9325	4
315.937	-10.9649	4
315.934	-10.9662	4
315.851	-10.9909	4
315.767	-11.0056	4
315.684	-11.0113	4
315.601	-11.0089	4
315.517	-10.997	4
315.434	-10.9775	4
315.399	-10.9649	4
315.351	-10.9475	4
315.284	-10.9149	4
315.267	-10.9064	4
315.202	-10.8649	4
315.184	-10.8522	4
315.138	-10.8149	4
315.138	-10.7649	4
315.101	-10.7373	4
315.038	-10.7149	4
315.017	-10.6899	4
314.999	-10.6649	4
314.967	-10.6149	4
314.943	-10.5649	4
314.934	-10.5431	4
314.921	-10.5149	4
314.901	-10.4649	4
314.886	-10.4149	4
314.874	-10.3649	4
314.866	-10.3149	4
314.862	-10.2649	4
314.861	-10.2149	4
314.862	-10.1649	4
314.867	-10.1149	4
314.873	-10.0649	4
314.885	-10.0149	4
314.9	-9.9649	4
314.92	-9.9149	4
314.934	-9.88423	4
314.942	-9.8649	4
314.966	-9.8149	4
314.997	-9.7649	4
315.017	-9.73686	4
315.035	-9.7149	4
315.081	-9.6649	4
315.101	-9.64574	4
315.134	-9.6149	4
315.184	-9.57428	4
315.197	-9.5649	4
315.267	-9.51989	4
315.277	-9.5149	4
315.351	-9.47861	4
315.389	-9.4649	4
315.434	-9.44845	4
315.517	-9.42904	4
315.601	-9.41709	4
315.673	-9.4149	4
315.684	-9.41455	4
> 8 contour
315.601	-9.89345	8
315.684	-9.88668	8
315.767	-9.90236	8
315.795	-9.9149	8
315.851	-9.94283	8
315.88	-9.9649	8
315.93	-10.0149	8
315.934	-10.0203	8
315.969	-10.0649	8
315.989	-10.1149	8
316.002	-10.1649	8
316.007	-10.2149	8
316.002	-10.2649	8
315.99	-10.3149	8
315.966	-10.3649	8
315.934	-10.4056	8
315.921	-10.4149	8
315.874	-10.4649	8
315.851	-10.4825	8
315.786	-10.5149	8
315.767	-10.5232	8
315.684	-10.5392	8
315.601	-10.5325	8
315.551	-10.5149	8
315.517	-10.5026	8
315.461	-10.4649	8
315.442	-10.4149	8
315.434	-10.4075	8
315.374	-10.3649	8
315.355	-10.3149	8
315.351	-10.2939	8
315.344	-10.2649	8
315.338	-10.2149	8
315.343	-10.1649	8
315.351	-10.1348	8
315.355	-10.1149	8
315.371	-10.0649	8
315.404	-10.0149	8
315.434	-9.98293	8
315.455	-9.9649	8
315.517	-9.92358	8
315.541	-9.9149	8
315.601	-9.89345	8
> 12 contour
315.601	-10.0365	12
315.684	-10.0236	12
315.767	-10.0503	12
315.787	-10.0649	12
315.833	-10.1149	12
315.851	-10.1624	12
315.852	-10.1649	12
315.863	-10.2149	12
315.851	-10.2649	12
315.851	-10.265	12
315.834	-10.3149	12
315.78	-10.3649	12
315.767	-10.374	12
315.684	-10.3932	12
315.601	-10.3893	12
315.556	-10.3649	12
315.517	-10.3367	12
315.499	-10.3149	12
315.474	-10.2649	12
315.464	-10.2149	12
315.472	-10.1649	12
315.497	-10.1149	12
315.517	-10.0892	12
315.549	-10.0649	12
315.601	-10.0365	12
> 16 contour
315.601	-10.1126	16
315.684	-10.0839	16
315.744	-10.1149	16
315.767	-10.1387	16
315.788	-10.1649	16
315.802	-10.2149	16
315.785	-10.2649	16
315.767	-10.2899	16
315.722	-10.3149	16
315.684	-10.3299	16
315.616	-10.3149	16
315.601	-10.3118	16
315.548	-10.2649	16
315.535	-10.2149	16
315.545	-10.1649	16
315.597	-10.1149	16
315.601	-10.1126	16
> 20 contour
315.684	-10.124	20
315.737	-10.1649	20
315.757	-10.2149	20
315.733	-10.2649	20
315.684	-10.2934	20
315.615	-10.2649	20
315.603	-10.2149	20
315.61	-10.1649	20
315.684	-10.124	20
> 24 contour
315.684	-10.1592	24
315.691	-10.1649	24
315.727	-10.2149	24
315.685	-10.2649	24
315.684	-10.2653	24
315.683	-10.2649	24
315.636	-10.2149	24
315.674	-10.1649	24
315.684	-10.1592	24