> 0.8 contour
174.214	52.4978	0.8
174.238	52.4824	0.8
174.297	52.4536	0.8
174.38	52.4018	0.8
174.384	52.3991	0.8
174.454	52.3157	0.8
174.46	52.2324	0.8
174.416	52.1491	0.8
174.38	52.12	0.8
174.297	52.0776	0.8
174.279	52.0657	0.8
174.214	52.013	0.8
174.13	52.0167	0.8
174.047	52.0367	0.8
173.964	52.0629	0.8
173.957	52.0657	0.8
173.88	52.0928	0.8
173.813	52.1491	0.8
173.797	52.1804	0.8
173.767	52.2324	0.8
173.771	52.3157	0.8
173.797	52.3528	0.8
173.834	52.3991	0.8
173.88	52.4305	0.8
173.964	52.4639	0.8
174.047	52.4779	0.8
174.13	52.4819	0.8
174.137	52.4824	0.8
174.214	52.4978	0.8
> 1.6 contour
174.13	52.4147	1.6
174.214	52.4038	1.6
174.221	52.3991	1.6
174.297	52.3493	1.6
174.332	52.3157	1.6
174.344	52.2324	1.6
174.297	52.1776	1.6
174.27	52.1491	1.6
174.214	52.1037	1.6
174.13	52.0895	1.6
174.047	52.1063	1.6
173.967	52.1491	1.6
173.964	52.151	1.6
173.892	52.2324	1.6
173.901	52.3157	1.6
173.964	52.3708	1.6
174.047	52.3991	1.6
174.047	52.3991	1.6
174.13	52.4147	1.6
> 2.4 contour
174.047	52.373	2.4
174.13	52.3794	2.4
174.214	52.3502	2.4
174.258	52.3157	2.4
174.28	52.2324	2.4
174.214	52.1637	2.4
174.182	52.1491	2.4
174.13	52.1302	2.4
174.066	52.1491	2.4
174.047	52.1522	2.4
173.964	52.2173	2.4
173.95	52.2324	2.4
173.964	52.2879	2.4
173.968	52.3157	2.4
174.047	52.373	2.4
> 3.2 contour
174.047	52.3469	3.2
174.13	52.3539	3.2
174.199	52.3157	3.2
174.214	52.2761	3.2
174.232	52.2324	3.2
174.214	52.214	3.2
174.13	52.16	3.2
174.047	52.1746	3.2
173.983	52.2324	3.2
174.004	52.3157	3.2
174.047	52.3469	3.2
> 4 contour
174.047	52.3208	4
174.13	52.3283	4
174.153	52.3157	4
174.197	52.2324	4
174.13	52.1803	4
174.047	52.197	4
174.008	52.2324	4
174.04	52.3157	4
174.047	52.3208	4