Calibration Date:2013-04-23 14:26:30.699000 BPM Serial Number: 5509 BPM PMCC is: 6.1579 mm BPM processing freq: 300 MHz Record format is: S21,S41,S23,S43 {'S23': 0.017793466930693065, 'S21': 0.018358777722772283, 'S41': 0.018869683564356438, 'S43': 0.01843575227722774} {'S23': 0.017793372277227725, 'S21': 0.018359495742574262, 'S41': 0.01886956069306931, 'S43': 0.018436564554455463} {'S23': 0.017793372277227725, 'S21': 0.018359495742574262, 'S41': 0.01886956069306931, 'S43': 0.018436564554455463} X center(mm) is at: 0.0966711168861,0.0966749252437,0.0967726037507 Y center(mm) is at: 0.0837656832898,0.0837539195077,0.0837903559228