0647_011_020_ECG 2 512 1843200 0647_011_020_ECG.mat 16+24 84.04298170900591(-11183)/nu 16 0 -8389 24568 0 ECGL 0647_011_020_ECG.mat 16+24 86.7564584263257(18558)/nu 16 0 9631 8778 0 ECGR #Utility frequency: 60 #Start time: 20:00:00 #End time: 20:59:59