> 6 contour
169.541	-18.7783	6
169.591	-18.7614	6
169.641	-18.7617	6
169.691	-18.7614	6
169.741	-18.7783	6
169.778	-18.793	6
169.791	-18.7978	6
169.841	-18.8373	6
169.848	-18.843	6
169.891	-18.8873	6
169.895	-18.893	6
169.924	-18.943	6
169.938	-18.993	6
169.941	-19.0302	6
169.943	-19.043	6
169.941	-19.0642	6
169.939	-19.093	6
169.93	-19.143	6
169.908	-19.193	6
169.891	-19.2187	6
169.87	-19.243	6
169.841	-19.2691	6
169.812	-19.293	6
169.791	-19.3084	6
169.741	-19.3269	6
169.691	-19.3419	6
169.641	-19.3416	6
169.591	-19.3419	6
169.541	-19.3269	6
169.491	-19.3084	6
169.47	-19.293	6
169.441	-19.2691	6
169.412	-19.243	6
169.391	-19.2187	6
169.374	-19.193	6
169.352	-19.143	6
169.343	-19.093	6
169.341	-19.0643	6
169.339	-19.043	6
169.341	-19.0302	6
169.344	-18.993	6
169.358	-18.943	6
169.387	-18.893	6
169.391	-18.8873	6
169.434	-18.843	6
169.441	-18.8373	6
169.491	-18.7978	6
169.504	-18.793	6
169.541	-18.7783	6
> 12 contour
169.641	-18.8925	12
169.655	-18.893	12
169.691	-18.8939	12
169.741	-18.9194	12
169.772	-18.943	12
169.791	-18.9674	12
169.806	-18.993	12
169.818	-19.043	12
169.811	-19.093	12
169.791	-19.1382	12
169.788	-19.143	12
169.741	-19.1843	12
169.726	-19.193	12
169.691	-19.2157	12
169.641	-19.218	12
169.591	-19.2157	12
169.556	-19.193	12
169.541	-19.1843	12
169.494	-19.143	12
169.491	-19.1382	12
169.471	-19.093	12
169.464	-19.043	12
169.476	-18.993	12
169.491	-18.9674	12
169.51	-18.943	12
169.541	-18.9194	12
169.591	-18.8939	12
169.627	-18.893	12
169.641	-18.8925	12
> 18 contour
169.641	-18.9397	18
169.657	-18.943	18
169.691	-18.9499	18
169.74	-18.993	18
169.741	-18.9956	18
169.758	-19.043	18
169.753	-19.093	18
169.741	-19.1105	18
169.714	-19.143	18
169.691	-19.16	18
169.641	-19.1677	18
169.591	-19.16	18
169.568	-19.143	18
169.541	-19.1105	18
169.529	-19.093	18
169.524	-19.043	18
169.541	-18.9956	18
169.542	-18.993	18
169.591	-18.9499	18
169.625	-18.943	18
169.641	-18.9397	18
> 24 contour
169.641	-18.9682	24
169.688	-18.993	24
169.691	-18.9955	24
169.722	-19.043	24
169.714	-19.093	24
169.691	-19.1184	24
169.641	-19.1372	24
169.591	-19.1184	24
169.568	-19.093	24
169.56	-19.043	24
169.591	-18.9955	24
169.594	-18.993	24
169.641	-18.9682	24
> 30 contour
169.591	-19.0376	30
169.641	-18.9945	30
169.691	-19.0376	30
169.695	-19.043	30
169.691	-19.0565	30
169.682	-19.093	30
169.641	-19.1206	30
169.6	-19.093	30
169.591	-19.0565	30
169.587	-19.043	30
169.591	-19.0376	30