> 20 contour
169.433	-21.2831	20
169.483	-21.2841	20
169.533	-21.2828	20
169.58	-21.298	20
169.583	-21.2989	20
169.633	-21.3119	20
169.683	-21.3453	20
169.687	-21.348	20
169.733	-21.383	20
169.746	-21.398	20
169.779	-21.448	20
169.783	-21.4539	20
169.809	-21.498	20
169.821	-21.548	20
169.828	-21.598	20
169.824	-21.648	20
169.816	-21.698	20
169.793	-21.748	20
169.783	-21.7625	20
169.763	-21.798	20
169.733	-21.8333	20
169.715	-21.848	20
169.683	-21.8708	20
169.639	-21.898	20
169.633	-21.902	20
169.583	-21.9172	20
169.533	-21.9286	20
169.483	-21.9269	20
169.433	-21.9285	20
169.383	-21.9172	20
169.333	-21.9018	20
169.327	-21.898	20
169.283	-21.8708	20
169.251	-21.848	20
169.233	-21.8334	20
169.203	-21.798	20
169.183	-21.7625	20
169.173	-21.748	20
169.15	-21.698	20
169.142	-21.648	20
169.138	-21.598	20
169.145	-21.548	20
169.157	-21.498	20
169.183	-21.4539	20
169.187	-21.448	20
169.22	-21.398	20
169.233	-21.383	20
169.279	-21.348	20
169.283	-21.3453	20
169.333	-21.3122	20
169.383	-21.2997	20
169.388	-21.298	20
169.433	-21.2831	20
> 40 contour
169.383	-21.444	40
169.433	-21.4179	40
169.483	-21.4194	40
169.533	-21.4178	40
169.583	-21.444	40
169.59	-21.448	40
169.633	-21.4742	40
169.654	-21.498	40
169.675	-21.548	40
169.683	-21.5921	40
169.684	-21.598	40
169.683	-21.6076	40
169.679	-21.648	40
169.666	-21.698	40
169.633	-21.7409	40
169.624	-21.748	40
169.583	-21.7749	40
169.533	-21.7965	40
169.5	-21.798	40
169.483	-21.7989	40
169.468	-21.798	40
169.433	-21.7962	40
169.383	-21.7743	40
169.342	-21.748	40
169.333	-21.7407	40
169.3	-21.698	40
169.287	-21.648	40
169.283	-21.6076	40
169.282	-21.598	40
169.283	-21.592	40
169.29	-21.548	40
169.313	-21.498	40
169.333	-21.4743	40
169.376	-21.448	40
169.383	-21.444	40
> 60 contour
169.433	-21.4846	60
169.483	-21.4754	60
169.533	-21.4845	60
169.553	-21.498	60
169.583	-21.5179	60
169.61	-21.548	60
169.624	-21.598	60
169.617	-21.648	60
169.584	-21.698	60
169.583	-21.6988	60
169.533	-21.7308	60
169.483	-21.7381	60
169.433	-21.7307	60
169.383	-21.698	60
169.383	-21.698	60
169.349	-21.648	60
169.34	-21.598	60
169.356	-21.548	60
169.383	-21.518	60
169.414	-21.498	60
169.433	-21.4846	60
> 80 contour
169.433	-21.5413	80
169.483	-21.5133	80
169.533	-21.5416	80
169.542	-21.548	80
169.575	-21.598	80
169.564	-21.648	80
169.533	-21.6824	80
169.483	-21.6974	80
169.433	-21.6823	80
169.402	-21.648	80
169.389	-21.598	80
169.423	-21.548	80
169.433	-21.5413	80
> 100 contour
169.483	-21.5473	100
169.484	-21.548	100
169.531	-21.598	100
169.519	-21.648	100
169.483	-21.6731	100
169.446	-21.648	100
169.435	-21.598	100
169.482	-21.548	100
169.483	-21.5473	100