> 3 contour
293.3	20.4098	3
293.384	20.4312	3
293.467	20.448	3
293.55	20.4534	3
293.634	20.4551	3
293.717	20.4507	3
293.8	20.4406	3
293.884	20.4238	3
293.967	20.4017	3
293.984	20.395	3
294.05	20.3691	3
294.134	20.3303	3
294.166	20.3117	3
294.217	20.2825	3
294.294	20.2283	3
294.3	20.2235	3
294.384	20.1518	3
294.391	20.145	3
294.467	20.065	3
294.47	20.0617	3
294.53	19.9783	3
294.55	19.9441	3
294.579	19.895	3
294.619	19.8117	3
294.634	19.771	3
294.65	19.7283	3
294.673	19.645	3
294.687	19.5617	3
294.695	19.4783	3
294.695	19.395	3
294.688	19.3117	3
294.674	19.2283	3
294.652	19.145	3
294.634	19.0969	3
294.621	19.0617	3
294.583	18.9783	3
294.55	18.9227	3
294.534	18.895	3
294.476	18.8117	3
294.467	18.8011	3
294.4	18.7283	3
294.384	18.7131	3
294.305	18.645	3
294.3	18.6409	3
294.217	18.5815	3
294.183	18.5617	3
294.134	18.5338	3
294.05	18.495	3
294.009	18.4783	3
293.967	18.4728	3
293.884	18.4382	3
293.8	18.4597	3
293.717	18.4116	3
293.634	18.4545	3
293.55	18.409	3
293.467	18.457	3
293.384	18.4629	3
293.3	18.4701	3
293.29	18.4783	3
293.217	18.536	3
293.134	18.5477	3
293.05	18.5615	3
293.05	18.5617	3
292.967	18.6126	3
292.927	18.645	3
292.884	18.6825	3
292.835	18.7283	3
292.8	18.7653	3
292.76	18.8117	3
292.717	18.8713	3
292.7	18.895	3
292.651	18.9783	3
292.634	19.0166	3
292.612	19.0617	3
292.582	19.145	3
292.561	19.2283	3
292.55	19.2934	3
292.547	19.3117	3
292.539	19.395	3
292.539	19.4783	3
292.548	19.5617	3
292.55	19.5759	3
292.562	19.645	3
292.584	19.7283	3
292.615	19.8117	3
292.634	19.8508	3
292.655	19.895	3
292.705	19.9783	3
292.717	19.9954	3
292.766	20.0617	3
292.8	20.1004	3
292.844	20.145	3
292.884	20.1823	3
292.938	20.2283	3
292.967	20.2516	3
293.05	20.3029	3
293.067	20.3117	3
293.134	20.3472	3
293.217	20.3818	3
293.258	20.395	3
293.3	20.4098	3
> 6 contour
293.467	19.8423	6
293.55	19.8567	6
293.634	19.8609	6
293.717	19.8498	6
293.8	19.8219	6
293.82	19.8117	6
293.884	19.7782	6
293.946	19.7283	6
293.967	19.7057	6
294.009	19.645	6
294.045	19.5617	6
294.05	19.5327	6
294.064	19.4783	6
294.065	19.395	6
294.05	19.3337	6
294.046	19.3117	6
294.015	19.2283	6
293.967	19.1576	6
293.956	19.145	6
293.884	19.0847	6
293.842	19.0617	6
293.8	19.039	6
293.717	19.012	6
293.634	19.0009	6
293.55	19.004	6
293.467	19.019	6
293.394	19.0617	6
293.384	19.0679	6
293.3	19.1291	6
293.284	19.145	6
293.223	19.2283	6
293.217	19.2419	6
293.185	19.3117	6
293.168	19.395	6
293.169	19.4783	6
293.189	19.5617	6
293.217	19.6196	6
293.229	19.645	6
293.295	19.7283	6
293.3	19.7333	6
293.384	19.7964	6
293.411	19.8117	6
293.467	19.8423	6
> 9 contour
293.467	19.6548	9
293.55	19.6889	9
293.634	19.6941	9
293.717	19.6722	9
293.763	19.645	9
293.8	19.621	9
293.855	19.5617	9
293.884	19.4783	9
293.883	19.395	9
293.857	19.3117	9
293.8	19.2437	9
293.78	19.2283	9
293.717	19.1888	9
293.634	19.168	9
293.55	19.1738	9
293.467	19.2071	9
293.444	19.2283	9
293.384	19.3093	9
293.382	19.3117	9
293.344	19.395	9
293.346	19.4783	9
293.384	19.559	9
293.385	19.5617	9
293.456	19.645	9
293.467	19.6548	9
> 12 contour
293.55	19.6077	12
293.634	19.6183	12
293.717	19.5842	12
293.745	19.5617	12
293.799	19.4783	12
293.799	19.395	12
293.757	19.3117	12
293.717	19.2766	12
293.634	19.2423	12
293.55	19.2564	12
293.475	19.3117	12
293.467	19.3233	12
293.428	19.395	12
293.43	19.4783	12
293.467	19.542	12
293.483	19.5617	12
293.55	19.6077	12
> 15 contour
293.634	19.5661	15
293.643	19.5617	15
293.717	19.5229	15
293.754	19.4783	15
293.756	19.395	15
293.717	19.3418	15
293.677	19.3117	15
293.634	19.2866	15
293.564	19.3117	15
293.55	19.3177	15
293.485	19.395	15
293.488	19.4783	15
293.55	19.5474	15
293.614	19.5617	15
293.634	19.5661	15
> 18 contour
293.55	19.4963	18
293.634	19.5323	18
293.709	19.4783	18
293.713	19.395	18
293.634	19.3265	18
293.55	19.3708	18
293.53	19.395	18
293.534	19.4783	18
293.55	19.4963	18