Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
U	51.637504	243.74999999999983	446.87499999999983	50.200004	53.075004	2.875	20250410_011635UTC_V00OS11.WAV
O	51.6	257.29372499999977	446.8772749999998	50.2375	52.9625	2.7249999999999943	20250410_011635UTC_V00OS11.WAV
E	54.318752	541.6645000000002	785.4145000000002	53.8875	54.750004	0.8625040000000013	20250410_011635UTC_V00OS11.WAV
B	37.137496	0.0	189.5812750000001	37.049996	37.224996	0.1749999999999971	20250410_011635UTC_V00OS11.WAV
O	39.437504	81.24772500000023	230.20627500000023	38.875004	40.000004	1.125	20250410_011635UTC_V00OS11.WAV
O	40.4937504	54.16872499999991	162.5022749999999	39.9999984	40.9875024	0.9875040000000012	20250410_011635UTC_V00OS11.WAV
M	45.043752	13.53949999999979	135.4144999999998	44.700002	45.387502	0.6875	20250410_011635UTC_V00OS11.WAV