0973_260_221_ECG 2 512 1843200 0973_260_221_ECG.mat 16+24 150.56736521603472(17325)/nu 16 0 17417 -17026 0 ECGL 0973_260_221_ECG.mat 16+24 226.8836005238332(2776)/nu 16 0 3558 -55 0 ECGR #Utility frequency: 60 #Start time: 221:00:00 #End time: 221:59:59