> 5 contour
172.565	-43.3374	5
172.648	-43.2794	5
172.731	-43.2735	5
172.815	-43.2735	5
172.898	-43.2822	5
172.981	-43.3026	5
173.065	-43.3446	5
173.065	-43.3449	5
173.148	-43.4154	5
173.159	-43.4282	5
173.203	-43.5115	5
173.214	-43.5949	5
173.196	-43.6782	5
173.148	-43.7521	5
173.065	-43.7279	5
173.024	-43.7615	5
172.981	-43.787	5
172.898	-43.8161	5
172.815	-43.8277	5
172.784	-43.8449	5
172.731	-43.8885	5
172.648	-43.8824	5
172.592	-43.8449	5
172.565	-43.8277	5
172.481	-43.7751	5
172.466	-43.7615	5
172.406	-43.6782	5
172.398	-43.6406	5
172.385	-43.5949	5
172.398	-43.5115	5
172.398	-43.5113	5
172.441	-43.4282	5
172.481	-43.3874	5
172.542	-43.3449	5
172.565	-43.3374	5
> 10 contour
172.731	-43.4014	10
172.815	-43.3924	10
172.898	-43.4215	10
172.91	-43.4282	10
172.981	-43.479	10
173.01	-43.5115	10
173.032	-43.5949	10
172.981	-43.6409	10
172.955	-43.6782	10
172.898	-43.7259	10
172.815	-43.729	10
172.731	-43.7197	10
172.664	-43.6782	10
172.648	-43.6523	10
172.569	-43.5949	10
172.584	-43.5115	10
172.648	-43.4391	10
172.669	-43.4282	10
172.731	-43.4014	10
> 15 contour
172.731	-43.4636	15
172.815	-43.4445	15
172.898	-43.481	15
172.933	-43.5115	15
172.961	-43.5949	15
172.898	-43.6752	15
172.815	-43.6765	15
172.731	-43.6461	15
172.69	-43.5949	15
172.669	-43.5115	15
172.731	-43.4636	15
> 20 contour
172.815	-43.4762	20
172.874	-43.5115	20
172.898	-43.5547	20
172.917	-43.5949	20
172.898	-43.6188	20
172.815	-43.6588	20
172.738	-43.5949	20
172.735	-43.5115	20
172.815	-43.4762	20