> 4 contour
255.853	4.20511	4
255.936	4.22982	4
256.019	4.24602	4
256.103	4.25698	4
256.186	4.25694	4
256.269	4.25224	4
256.353	4.24049	4
256.436	4.22131	4
256.519	4.19343	4
256.537	4.18633	4
256.603	4.16075	4
256.686	4.11202	4
256.7	4.103	4
256.769	4.05654	4
256.815	4.01967	4
256.853	3.98598	4
256.902	3.93633	4
256.936	3.89772	4
256.972	3.853	4
257.019	3.78278	4
257.028	3.76967	4
257.075	3.68633	4
257.103	3.62017	4
257.11	3.603	4
257.137	3.51967	4
257.156	3.43633	4
257.167	3.353	4
257.172	3.26967	4
257.171	3.18633	4
257.162	3.103	4
257.147	3.01967	4
257.124	2.93633	4
257.103	2.87895	4
257.093	2.853	4
257.052	2.76967	4
257.019	2.71674	4
257.001	2.68633	4
256.938	2.603	4
256.936	2.60092	4
256.86	2.51967	4
256.853	2.51281	4
256.769	2.44242	4
256.761	2.43633	4
256.686	2.38537	4
256.629	2.353	4
256.603	2.33775	4
256.519	2.30367	4
256.436	2.27745	4
256.401	2.26967	4
256.353	2.25818	4
256.269	2.24539	4
256.186	2.24027	4
256.103	2.24031	4
256.019	2.25211	4
255.936	2.26946	4
255.935	2.26967	4
255.853	2.29266	4
255.769	2.32481	4
255.713	2.353	4
255.686	2.36637	4
255.603	2.41565	4
255.576	2.43633	4
255.519	2.48307	4
255.479	2.51967	4
255.436	2.56363	4
255.401	2.603	4
255.353	2.66743	4
255.339	2.68633	4
255.289	2.76967	4
255.269	2.80975	4
255.248	2.853	4
255.217	2.93633	4
255.194	3.01967	4
255.186	3.06559	4
255.178	3.103	4
255.169	3.18633	4
255.167	3.26967	4
255.173	3.353	4
255.185	3.43633	4
255.186	3.43888	4
255.204	3.51967	4
255.231	3.603	4
255.267	3.68633	4
255.269	3.69023	4
255.311	3.76967	4
255.353	3.83092	4
255.368	3.853	4
255.436	3.93472	4
255.437	3.93633	4
255.519	4.01516	4
255.524	4.01967	4
255.603	4.08265	4
255.637	4.103	4
255.686	4.13217	4
255.769	4.17287	4
255.805	4.18633	4
255.853	4.20511	4
> 8 contour
255.936	3.60544	8
256.019	3.65114	8
256.103	3.67883	8
256.186	3.67782	8
256.269	3.66738	8
256.353	3.63706	8
256.407	3.603	8
256.436	3.58369	8
256.502	3.51967	8
256.519	3.49537	8
256.559	3.43633	8
256.587	3.353	8
256.599	3.26967	8
256.596	3.18633	8
256.576	3.103	8
256.529	3.01967	8
256.519	3.00647	8
256.46	2.93633	8
256.436	2.9144	8
256.353	2.86243	8
256.325	2.853	8
256.269	2.83115	8
256.186	2.81833	8
256.103	2.81656	8
256.019	2.84986	8
256.013	2.853	8
255.936	2.89009	8
255.88	2.93633	8
255.853	2.96444	8
255.809	3.01967	8
255.77	3.103	8
255.769	3.10734	8
255.747	3.18633	8
255.743	3.26967	8
255.757	3.353	8
255.769	3.38643	8
255.786	3.43633	8
255.841	3.51967	8
255.853	3.53318	8
255.933	3.603	8
255.936	3.60544	8
> 12 contour
256.019	3.46749	12
256.103	3.51112	12
256.186	3.51263	12
256.269	3.4961	12
256.349	3.43633	12
256.353	3.43275	12
256.411	3.353	12
256.43	3.26967	12
256.425	3.18633	12
256.389	3.103	12
256.353	3.06202	12
256.297	3.01967	12
256.269	3.00214	12
256.186	2.9754	12
256.103	2.98242	12
256.041	3.01967	12
256.019	3.03212	12
255.951	3.103	12
255.936	3.1398	12
255.915	3.18633	12
255.907	3.26967	12
255.934	3.353	12
255.936	3.35583	12
255.984	3.43633	12
256.019	3.46749	12
> 16 contour
256.019	3.36363	16
256.103	3.42123	16
256.186	3.43448	16
256.269	3.4103	16
256.326	3.353	16
256.351	3.26967	16
256.343	3.18633	16
256.284	3.103	16
256.269	3.09034	16
256.186	3.05503	16
256.103	3.07283	16
256.06	3.103	16
256.019	3.13754	16
255.987	3.18633	16
255.975	3.26967	16
256.011	3.353	16
256.019	3.36363	16
> 20 contour
256.186	3.3918	20
256.263	3.353	20
256.269	3.34637	20
256.307	3.26967	20
256.285	3.18633	20
256.269	3.1658	20
256.186	3.11138	20
256.103	3.15396	20
256.065	3.18633	20
256.033	3.26967	20
256.103	3.33968	20
256.115	3.353	20
256.186	3.3918	20