> 0.3 contour
247.844	35.0464	0.3
247.927	35.0578	0.3
248.011	35.0452	0.3
248.083	35.0075	0.3
248.094	34.9999	0.3
248.146	34.9242	0.3
248.155	34.8408	0.3
248.13	34.7575	0.3
248.094	34.7097	0.3
248.032	34.6742	0.3
248.011	34.6627	0.3
247.927	34.6378	0.3
247.844	34.6594	0.3
247.814	34.6742	0.3
247.761	34.6962	0.3
247.683	34.7575	0.3
247.678	34.8408	0.3
247.677	34.8432	0.3
247.658	34.9242	0.3
247.677	34.952	0.3
247.761	35.0056	0.3
247.765	35.0075	0.3
247.844	35.0464	0.3
> 0.6 contour
247.844	34.9814	0.6
247.927	34.9876	0.6
248.011	34.9568	0.6
248.048	34.9242	0.6
248.076	34.8408	0.6
248.011	34.759	0.6
248.009	34.7575	0.6
247.927	34.7059	0.6
247.844	34.7301	0.6
247.808	34.7575	0.6
247.762	34.8408	0.6
247.776	34.9242	0.6
247.844	34.9814	0.6
> 0.9 contour
247.844	34.9448	0.9
247.927	34.9518	0.9
247.977	34.9242	0.9
248.011	34.8811	0.9
248.033	34.8408	0.9
248.011	34.8135	0.9
247.94	34.7575	0.9
247.927	34.7497	0.9
247.907	34.7575	0.9
247.844	34.7774	0.9
247.791	34.8408	0.9
247.819	34.9242	0.9
247.844	34.9448	0.9