Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
T	47.262496	392.7062749999998	568.7477249999998	46.524996	47.999996	1.4749999999999943	20250221_125050UTC_V00OS11.WAV
T	11.368752	473.96050000000025	595.8355000000003	10.775	11.962504	1.1875040000000006	20250221_125050UTC_V00OS11.WAV
T	52.993752	392.7062749999998	568.7477249999998	51.9	54.087504	2.187504000000004	20250221_125050UTC_V00OS11.WAV
T	32.9	487.5022749999998	622.9187249999998	32.35	33.45	1.0999999999999943	20250221_125050UTC_V00OS11.WAV
U	5.318752	690.6272749999998	826.0437249999998	4.700004	5.9375	1.2374960000000002	20250221_125050UTC_V00OS11.WAV