> 4 contour
169.414	-18.0808	4
169.497	-18.0635	4
169.581	-18.0535	4
169.664	-18.0511	4
169.747	-18.0534	4
169.831	-18.0693	4
169.914	-18.0907	4
169.924	-18.0941	4
169.997	-18.1184	4
170.081	-18.156	4
170.118	-18.1775	4
170.164	-18.2042	4
170.244	-18.2608	4
170.247	-18.2637	4
170.33	-18.3441	4
170.331	-18.3455	4
170.4	-18.4275	4
170.414	-18.4488	4
170.454	-18.5108	4
170.495	-18.5941	4
170.497	-18.5999	4
170.528	-18.6775	4
170.55	-18.7608	4
170.562	-18.8441	4
170.567	-18.9275	4
170.563	-19.0108	4
170.551	-19.0941	4
170.53	-19.1775	4
170.497	-19.2607	4
170.497	-19.2608	4
170.458	-19.3441	4
170.414	-19.4114	4
170.403	-19.4275	4
170.334	-19.5108	4
170.331	-19.5142	4
170.249	-19.5941	4
170.247	-19.5954	4
170.164	-19.654	4
170.123	-19.6775	4
170.081	-19.7015	4
169.997	-19.7386	4
169.929	-19.7608	4
169.914	-19.766	4
169.831	-19.787	4
169.747	-19.8028	4
169.664	-19.805	4
169.581	-19.8028	4
169.497	-19.7931	4
169.414	-19.7758	4
169.365	-19.7608	4
169.331	-19.7511	4
169.247	-19.7213	4
169.171	-19.6775	4
169.164	-19.6737	4
169.081	-19.6191	4
169.049	-19.5941	4
168.997	-19.5485	4
168.96	-19.5108	4
168.914	-19.4577	4
168.89	-19.4275	4
168.837	-19.3441	4
168.831	-19.3325	4
168.794	-19.2608	4
168.763	-19.1775	4
168.747	-19.1158	4
168.742	-19.0941	4
168.729	-19.0108	4
168.725	-18.9275	4
168.73	-18.8441	4
168.744	-18.7608	4
168.747	-18.7464	4
168.765	-18.6775	4
168.797	-18.5941	4
168.831	-18.5294	4
168.84	-18.5108	4
168.894	-18.4275	4
168.914	-18.402	4
168.964	-18.3441	4
168.997	-18.3103	4
169.054	-18.2608	4
169.081	-18.2395	4
169.164	-18.1844	4
169.176	-18.1775	4
169.247	-18.1361	4
169.331	-18.1055	4
169.371	-18.0941	4
169.414	-18.0808	4
> 8 contour
169.497	-18.5872	8
169.581	-18.5598	8
169.664	-18.5512	8
169.747	-18.5585	8
169.812	-18.5941	8
169.831	-18.6045	8
169.914	-18.6615	8
169.93	-18.6775	8
169.991	-18.7608	8
169.997	-18.7764	8
170.026	-18.8441	8
170.037	-18.9275	8
170.027	-19.0108	8
169.997	-19.0813	8
169.993	-19.0941	8
169.934	-19.1775	8
169.914	-19.197	8
169.831	-19.2536	8
169.816	-19.2608	8
169.747	-19.2958	8
169.664	-19.3009	8
169.581	-19.2955	8
169.497	-19.2695	8
169.481	-19.2608	8
169.414	-19.2266	8
169.357	-19.1775	8
169.331	-19.1461	8
169.293	-19.0941	8
169.262	-19.0108	8
169.286	-18.9275	8
169.265	-18.8441	8
169.314	-18.7608	8
169.331	-18.7179	8
169.362	-18.6775	8
169.414	-18.631	8
169.484	-18.5941	8
169.497	-18.5872	8
> 12 contour
169.497	-18.7557	12
169.581	-18.7045	12
169.664	-18.6913	12
169.747	-18.7113	12
169.805	-18.7608	12
169.831	-18.7913	12
169.87	-18.8441	12
169.889	-18.9275	12
169.874	-19.0108	12
169.831	-19.072	12
169.809	-19.0941	12
169.747	-19.1417	12
169.664	-19.1582	12
169.581	-19.1504	12
169.497	-19.0996	12
169.491	-19.0941	12
169.425	-19.0108	12
169.414	-18.9315	12
169.413	-18.9275	12
169.414	-18.924	12
169.427	-18.8441	12
169.492	-18.7608	12
169.497	-18.7557	12
> 16 contour
169.581	-18.783	16
169.664	-18.765	16
169.747	-18.8032	16
169.785	-18.8441	16
169.809	-18.9275	16
169.787	-19.0108	16
169.747	-19.0507	16
169.664	-19.0839	16
169.581	-19.0732	16
169.51	-19.0108	16
169.497	-18.9744	16
169.481	-18.9275	16
169.497	-18.8809	16
169.511	-18.8441	16
169.581	-18.783	16
> 20 contour
169.664	-18.8225	20
169.7	-18.8441	20
169.741	-18.9275	20
169.697	-19.0108	20
169.664	-19.0289	20
169.581	-19.014	20
169.577	-19.0108	20
169.525	-18.9275	20
169.581	-18.8449	20
169.584	-18.8441	20
169.664	-18.8225	20