> 0.9 contour
-176.472	51.4	0.9
-176.475	51.4107	0.9
-176.48	51.425	0.9
-176.484	51.45	0.9
-176.485	51.475	0.9
-176.481	51.5	0.9
-176.475	51.5222	0.9
-176.474	51.525	0.9
-176.465	51.55	0.9
-176.453	51.575	0.9
-176.45	51.5814	0.9
-176.442	51.6	0.9
-176.431	51.625	0.9
-176.425	51.6373	0.9
-176.417	51.65	0.9
-176.4	51.6732	0.9
-176.398	51.675	0.9
-176.375	51.6976	0.9
-176.372	51.7	0.9
-176.35	51.7157	0.9
-176.333	51.725	0.9
-176.325	51.7294	0.9
-176.3	51.7399	0.9
-176.275	51.7475	0.9
-176.264	51.75	0.9
-176.25	51.7511	0.9
-176.225	51.7575	0.9
-176.2	51.7605	0.9
-176.175	51.7625	0.9
-176.15	51.7634	0.9
-176.125	51.7627	0.9
-176.1	51.7601	0.9
-176.075	51.7549	0.9
-176.06	51.75	0.9
-176.05	51.7469	0.9
-176.025	51.7359	0.9
-176.007	51.725	0.9
-176	51.7208	0.9
-175.975	51.7001	0.9
-175.975	51.7	0.9
-175.954	51.675	0.9
-175.95	51.6693	0.9
-175.94	51.65	0.9
-175.932	51.625	0.9
-175.928	51.6	0.9
-175.925	51.5946	0.9
-175.912	51.575	0.9
-175.9	51.5573	0.9
-175.891	51.55	0.9
-175.876	51.525	0.9
-175.875	51.5205	0.9
-175.868	51.5	0.9
-175.864	51.475	0.9
-175.864	51.45	0.9
-175.869	51.425	0.9
-175.875	51.4092	0.9
-175.878	51.4	0.9
> 1.8 contour
-176.323	51.4	1.8
-176.325	51.4043	1.8
-176.335	51.425	1.8
-176.342	51.45	1.8
-176.344	51.475	1.8
-176.341	51.5	1.8
-176.333	51.525	1.8
-176.325	51.5405	1.8
-176.32	51.55	1.8
-176.3	51.5719	1.8
-176.296	51.575	1.8
-176.275	51.5891	1.8
-176.25	51.5964	1.8
-176.225	51.5952	1.8
-176.2	51.5895	1.8
-176.179	51.6	1.8
-176.175	51.6063	1.8
-176.15	51.6182	1.8
-176.125	51.6195	1.8
-176.1	51.6143	1.8
-176.075	51.6022	1.8
-176.072	51.6	1.8
-176.05	51.5825	1.8
-176.043	51.575	1.8
-176.025	51.55	1.8
-176.025	51.5498	1.8
-176.013	51.525	1.8
-176.006	51.5	1.8
-176.004	51.475	1.8
-176.005	51.45	1.8
-176.011	51.425	1.8
-176.023	51.4	1.8
> 2.7 contour
-176.233	51.4	2.7
-176.25	51.4144	2.7
-176.259	51.425	2.7
-176.271	51.45	2.7
-176.274	51.475	2.7
-176.27	51.5	2.7
-176.255	51.525	2.7
-176.25	51.5304	2.7
-176.225	51.5482	2.7
-176.221	51.55	2.7
-176.2	51.5567	2.7
-176.175	51.5629	2.7
-176.15	51.5628	2.7
-176.125	51.555	2.7
-176.117	51.55	2.7
-176.1	51.5371	2.7
-176.089	51.525	2.7
-176.077	51.5	2.7
-176.075	51.4872	2.7
-176.073	51.475	2.7
-176.075	51.4605	2.7
-176.076	51.45	2.7
-176.088	51.425	2.7
-176.1	51.4102	2.7
-176.112	51.4	2.7
> 3.6 contour
-176.2	51.5258	3.6
-176.175	51.534	3.6
-176.15	51.5278	3.6
-176.145	51.525	3.6
-176.125	51.5075	3.6
-176.119	51.5	3.6
-176.111	51.475	3.6
-176.118	51.45	3.6
-176.125	51.4409	3.6
-176.142	51.425	3.6
-176.15	51.4198	3.6
-176.175	51.413	3.6
-176.2	51.4207	3.6
-176.206	51.425	3.6
-176.225	51.4429	3.6
-176.23	51.45	3.6
-176.238	51.475	3.6
-176.229	51.5	3.6
-176.225	51.5046	3.6
-176.201	51.525	3.6
-176.2	51.5258	3.6
> 4.5 contour
-176.175	51.5142	4.5
-176.15	51.5008	4.5
-176.149	51.5	4.5
-176.134	51.475	4.5
-176.148	51.45	4.5
-176.15	51.4482	4.5
-176.175	51.4346	4.5
-176.2	51.4488	4.5
-176.201	51.45	4.5
-176.215	51.475	4.5
-176.2	51.4999	4.5
-176.2	51.5	4.5
-176.175	51.5142	4.5