0847_015_020_ECG 2 256 921600 0847_015_020_ECG.mat 16+24 65.47904779619155(6674)/nu 16 0 491 -11087 0 ECGL 0847_015_020_ECG.mat 16+24 122.62524023471852(611)/nu 16 0 -9511 9461 0 ECGR #Utility frequency: 60 #Start time: 20:00:00 #End time: 20:59:59