%    start time	      end time	      duration	      low freq	     high freq	
        510.609	        510.616	          0.008	      11131.803	      47296.566	
        510.730	        510.735	          0.005	      13366.239	      47627.594	
        510.856	        510.862	          0.006	      20400.575	      47379.323	
        510.879	        510.886	          0.007	      20069.547	      47296.566	
        510.894	        510.899	          0.005	      19490.249	      47544.837	
        511.060	        511.065	          0.005	      19655.763	      47462.080	
        511.093	        511.098	          0.005	      19159.222	      47627.594	
        511.278	        511.285	          0.008	      19407.492	      47379.323	
	511.472	        511.489	          0.017	       3683.682	      47544.837
	511.499	        511.521	          0.023	      13531.753	      46882.782	
        511.687	        511.692	          0.006	      18497.166	      37945.037	
        511.801	        511.805	          0.004	      26938.370	      47296.566	
        511.841	        511.848	          0.007	      28676.265	      47627.594	
        511.892	        511.900	          0.008	      16262.730	      47544.837	
        511.961	        511.966	          0.004	      19904.034	      45972.456	
        512.079	        512.084	          0.005	      24124.635	      47544.837	
        512.246	        512.251	          0.005	      21641.928	      40758.772	
        512.268	        512.275	          0.007	      24124.635	      47710.351	
        512.367	        512.371	          0.004	      25531.503	      47793.108