> 4 contour
230.65	44.7154	4
230.675	44.7106	4
230.733	44.7034	4
230.816	44.6977	4
230.9	44.6781	4
230.983	44.643	4
231.01	44.6272	4
231.066	44.5854	4
231.109	44.5439	4
231.15	44.4715	4
231.156	44.4606	4
231.174	44.3772	4
231.161	44.2939	4
231.15	44.2717	4
231.118	44.2106	4
231.066	44.1613	4
231.018	44.1272	4
230.983	44.1057	4
230.9	44.0708	4
230.816	44.052	4
230.733	44.0454	4
230.719	44.0439	4
230.65	44.0314	4
230.62	44.0439	4
230.566	44.0626	4
230.483	44.0904	4
230.42	44.1272	4
230.4	44.1397	4
230.322	44.2106	4
230.316	44.2207	4
230.273	44.2939	4
230.261	44.3772	4
230.277	44.4606	4
230.316	44.5257	4
230.327	44.5439	4
230.4	44.6095	4
230.429	44.6272	4
230.483	44.6585	4
230.566	44.685	4
230.639	44.7106	4
230.65	44.7154	4
> 8 contour
230.65	44.5814	8
230.733	44.5819	8
230.816	44.547	8
230.822	44.5439	8
230.9	44.5036	8
230.944	44.4606	8
230.972	44.3772	8
230.951	44.2939	8
230.9	44.2447	8
230.838	44.2106	8
230.816	44.1991	8
230.733	44.1772	8
230.65	44.1732	8
230.587	44.2106	8
230.566	44.2204	8
230.486	44.2939	8
230.483	44.3049	8
230.458	44.3772	8
230.483	44.4319	8
230.493	44.4606	8
230.566	44.5275	8
230.593	44.5439	8
230.65	44.5814	8
> 12 contour
230.65	44.5132	12
230.733	44.5273	12
230.816	44.4896	12
230.854	44.4606	12
230.894	44.3772	12
230.864	44.2939	12
230.816	44.2554	12
230.733	44.2323	12
230.65	44.2423	12
230.571	44.2939	12
230.566	44.2993	12
230.526	44.3772	12
230.566	44.4438	12
230.58	44.4606	12
230.65	44.5132	12
> 16 contour
230.733	44.4923	16
230.788	44.4606	16
230.816	44.4373	16
230.859	44.3772	16
230.816	44.3071	16
230.797	44.2939	16
230.733	44.2671	16
230.652	44.2939	16
230.65	44.2954	16
230.58	44.3772	16
230.65	44.4599	16
230.651	44.4606	16
230.733	44.4923	16
> 20 contour
230.65	44.3906	20
230.733	44.4583	20
230.816	44.3885	20
230.824	44.3772	20
230.816	44.364	20
230.733	44.2992	20
230.65	44.364	20
230.639	44.3772	20
230.65	44.3906	20