> 5 contour
169.346	-19.0328	5
169.396	-19.0334	5
169.446	-19.0332	5
169.481	-19.047	5
169.496	-19.052	5
169.546	-19.0702	5
169.58	-19.097	5
169.596	-19.112	5
169.63	-19.147	5
169.646	-19.1695	5
169.662	-19.197	5
169.678	-19.247	5
169.685	-19.297	5
169.683	-19.347	5
169.672	-19.397	5
169.647	-19.447	5
169.646	-19.4489	5
169.606	-19.497	5
169.596	-19.5059	5
169.546	-19.547	5
169.546	-19.5472	5
169.496	-19.5683	5
169.473	-19.547	5
169.446	-19.5392	5
169.396	-19.5294	5
169.346	-19.5287	5
169.296	-19.5048	5
169.282	-19.497	5
169.246	-19.4778	5
169.208	-19.497	5
169.196	-19.5058	5
169.186	-19.497	5
169.146	-19.4491	5
169.145	-19.447	5
169.119	-19.397	5
169.108	-19.347	5
169.106	-19.297	5
169.114	-19.247	5
169.13	-19.197	5
169.146	-19.1696	5
169.162	-19.147	5
169.196	-19.1127	5
169.212	-19.097	5
169.246	-19.0698	5
169.296	-19.0512	5
169.309	-19.047	5
169.346	-19.0328	5
> 10 contour
169.296	-19.1878	10
169.346	-19.1572	10
169.396	-19.1551	10
169.446	-19.1574	10
169.496	-19.19	10
169.505	-19.197	10
169.546	-19.2467	10
169.546	-19.247	10
169.563	-19.297	10
169.558	-19.347	10
169.546	-19.3714	10
169.531	-19.397	10
169.496	-19.4278	10
169.464	-19.447	10
169.446	-19.4586	10
169.396	-19.4568	10
169.346	-19.454	10
169.328	-19.447	10
169.304	-19.397	10
169.296	-19.3756	10
169.276	-19.347	10
169.246	-19.3145	10
169.23	-19.297	10
169.246	-19.2474	10
169.246	-19.247	10
169.284	-19.197	10
169.296	-19.1878	10
> 15 contour
169.346	-19.2109	15
169.396	-19.2009	15
169.446	-19.2111	15
169.484	-19.247	15
169.496	-19.2722	15
169.51	-19.297	15
169.498	-19.347	15
169.496	-19.3497	15
169.452	-19.397	15
169.446	-19.4012	15
169.396	-19.4159	15
169.346	-19.4013	15
169.343	-19.397	15
169.314	-19.347	15
169.296	-19.3073	15
169.286	-19.297	15
169.296	-19.277	15
169.308	-19.247	15
169.346	-19.2109	15
> 20 contour
169.396	-19.2254	20
169.441	-19.247	20
169.446	-19.2521	20
169.472	-19.297	20
169.459	-19.347	20
169.446	-19.3606	20
169.396	-19.3853	20
169.346	-19.3601	20
169.338	-19.347	20
169.322	-19.297	20
169.346	-19.2525	20
169.351	-19.247	20
169.396	-19.2254	20