0931_013_020_ECG 2 200 720000 0931_013_020_ECG.mat 16+24 136.6542773942615(-15044)/nu 16 0 -10517 -13880 0 ECGL 0931_013_020_ECG.mat 16+24 142.73652586021686(-17266)/nu 16 0 -11127 -10212 0 ECGR #Utility frequency: 60 #Start time: 20:00:00 #End time: 20:59:59