> 0.1 contour
252.458	41.8871	0.1
252.48	41.8701	0.1
252.541	41.8456	0.1
252.624	41.84	0.1
252.708	41.8186	0.1
252.791	41.8348	0.1
252.84	41.7868	0.1
252.848	41.7035	0.1
252.868	41.6201	0.1
252.874	41.5984	0.1
252.898	41.5368	0.1
252.874	41.5119	0.1
252.791	41.4572	0.1
252.787	41.4535	0.1
252.708	41.3977	0.1
252.624	41.4133	0.1
252.541	41.4213	0.1
252.465	41.4535	0.1
252.458	41.4551	0.1
252.374	41.4971	0.1
252.338	41.5368	0.1
252.33	41.6201	0.1
252.301	41.7035	0.1
252.374	41.7862	0.1
252.377	41.7868	0.1
252.434	41.8701	0.1
252.458	41.8871	0.1
> 0.2 contour
252.374	41.7311	0.2
252.458	41.7037	0.2
252.541	41.7727	0.2
252.624	41.7696	0.2
252.708	41.7259	0.2
252.736	41.7035	0.2
252.782	41.6201	0.2
252.768	41.5368	0.2
252.708	41.4825	0.2
252.624	41.4807	0.2
252.541	41.4924	0.2
252.458	41.5315	0.2
252.451	41.5368	0.2
252.441	41.6201	0.2
252.374	41.6727	0.2
252.35	41.7035	0.2
252.374	41.7311	0.2
> 0.3 contour
252.624	41.7318	0.3
252.667	41.7035	0.3
252.708	41.6679	0.3
252.744	41.6201	0.3
252.708	41.5655	0.3
252.661	41.5368	0.3
252.624	41.5208	0.3
252.559	41.5368	0.3
252.541	41.5412	0.3
252.482	41.6201	0.3
252.541	41.7004	0.3
252.549	41.7035	0.3
252.624	41.7318	0.3