0723_012_019_ECG 2 256 921600 0723_012_019_ECG.mat 16+24 37577.83494938905(3245)/nu 16 0 1287 21473 0 ECG1 0723_012_019_ECG.mat 16+24 28637.53197905884(3762)/nu 16 0 -199 24100 0 ECG2 #Utility frequency: 60 #Start time: 19:00:00 #End time: 19:59:59