> 4 contour
-39.8055	33.4379	4
-39.7222	33.4509	4
-39.6388	33.4538	4
-39.5555	33.4467	4
-39.4722	33.4287	4
-39.4293	33.4135	4
-39.3888	33.3987	4
-39.3208	33.3635	4
-39.3055	33.3552	4
-39.2494	33.3135	4
-39.2222	33.2835	4
-39.2043	33.2635	4
-39.1595	33.2135	4
-39.1388	33.1659	4
-39.1377	33.1635	4
-39.1071	33.1135	4
-39.1	33.0635	4
-39.0848	33.0135	4
-39.092	32.9635	4
-39.0898	32.9135	4
-39.1101	32.8635	4
-39.123	32.8135	4
-39.1388	32.7901	4
-39.1552	32.7635	4
-39.1844	32.7135	4
-39.2222	32.6771	4
-39.2363	32.6635	4
-39.2944	32.6135	4
-39.3055	32.6059	4
-39.3888	32.5644	4
-39.3913	32.5635	4
-39.4722	32.5326	4
-39.5555	32.5152	4
-39.5761	32.5135	4
-39.6388	32.5075	4
-39.7222	32.5109	4
-39.738	32.5135	4
-39.8055	32.5237	4
-39.8888	32.5497	4
-39.9185	32.5635	4
-39.9722	32.5888	4
-40.0121	32.6135	4
-40.0555	32.6488	4
-40.0717	32.6635	4
-40.1245	32.7135	4
-40.1388	32.7365	4
-40.1565	32.7635	4
-40.1904	32.8135	4
-40.2033	32.8635	4
-40.221	32.9135	4
-40.2203	32.9635	4
-40.2222	32.9806	4
-40.2268	33.0135	4
-40.2222	33.028	4
-40.213	33.0635	4
-40.2051	33.1135	4
-40.1772	33.1635	4
-40.1512	33.2135	4
-40.1388	33.2275	4
-40.1073	33.2635	4
-40.0582	33.3135	4
-40.0555	33.3156	4
-39.9853	33.3635	4
-39.9722	33.3719	4
-39.8888	33.4117	4
-39.883	33.4135	4
-39.8055	33.4379	4
> 8 contour
-39.7222	33.1879	8
-39.6388	33.1949	8
-39.5555	33.1748	8
-39.5334	33.1635	8
-39.4722	33.132	8
-39.4464	33.1135	8
-39.4135	33.0635	8
-39.3888	33.0162	8
-39.387	33.0135	8
-39.3888	33.0069	8
-39.3959	32.9635	8
-39.3972	32.9135	8
-39.442	32.8635	8
-39.4722	32.833	8
-39.4966	32.8135	8
-39.5555	32.7841	8
-39.6388	32.7692	8
-39.7222	32.7749	8
-39.8055	32.8025	8
-39.8222	32.8135	8
-39.8697	32.8635	8
-39.8888	32.8887	8
-39.9125	32.9135	8
-39.9137	32.9635	8
-39.9247	33.0135	8
-39.8914	33.0635	8
-39.8888	33.068	8
-39.8657	33.1135	8
-39.8055	33.1575	8
-39.7884	33.1635	8
-39.7222	33.1879	8
> 12 contour
-39.6388	33.1182	12
-39.624	33.1135	12
-39.5555	33.0817	12
-39.535	33.0635	12
-39.492	33.0135	12
-39.4897	32.9635	12
-39.5072	32.9135	12
-39.5555	32.877	12
-39.5916	32.8635	12
-39.6388	32.846	12
-39.7222	32.8599	12
-39.7294	32.8635	12
-39.8055	32.9133	12
-39.8057	32.9135	12
-39.8291	32.9635	12
-39.8218	33.0135	12
-39.8055	33.0376	12
-39.782	33.0635	12
-39.7222	33.1007	12
-39.6641	33.1135	12
-39.6388	33.1182	12
> 16 contour
-39.6388	33.0732	16
-39.6207	33.0635	16
-39.5646	33.0135	16
-39.5555	32.994	16
-39.5424	32.9635	16
-39.5555	32.9454	16
-39.5833	32.9135	16
-39.6388	32.8863	16
-39.7129	32.9135	16
-39.7222	32.9194	16
-39.768	32.9635	16
-39.7383	33.0135	16
-39.7222	33.0277	16
-39.6648	33.0635	16
-39.6388	33.0732	16