Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
T	55.6	338.5394999999999	541.6644999999999	55.2	56.0	0.7999999999999972	20250311_093217UTC_V00OS11.WAV
E	51.068752	135.41677499999986	758.3332249999999	50.700002000000005	51.437502	0.7374999999999972	20250311_093217UTC_V00OS11.WAV
D	51.075	81.25000000000028	771.8750000000002	50.7	51.45	0.75	20250311_093217UTC_V00OS11.WAV
U	49.325	636.4562749999997	812.4977249999996	48.337500000000006	50.3125	1.9749999999999943	20250311_093217UTC_V00OS11.WAV
U	43.431248	650.0022749999999	785.4187249999999	42.387496	44.475	2.087503999999996	20250311_093217UTC_V00OS11.WAV