Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
P	55.25	284.3727250000002	433.3312750000002	54.5	56.0	1.5	20250420_051635UTC_V00OS11.WAV
O	13.481248	257.29372499999977	446.8772749999998	12.4625	14.499996	2.037496000000001	20250420_051635UTC_V00OS11.WAV
U	13.487504	257.29372499999977	446.8772749999998	12.487504	14.487504	2.0	20250420_051635UTC_V00OS11.WAV
P	13.487504	270.83127500000023	446.8727250000002	12.512504000000002	14.462504	1.9499999999999995	20250420_051635UTC_V00OS11.WAV
U	30.881248	270.8354999999998	433.3354999999998	29.787496	31.975	2.187503999999997	20250420_051635UTC_V00OS11.WAV
A	27.643752	270.83322499999986	419.7917749999998	27.275002	28.012502	0.7374999999999972	20250420_051635UTC_V00OS11.WAV
P	30.881248	257.2917749999998	433.3332249999999	29.8	31.962496	2.1624959999999973	20250420_051635UTC_V00OS11.WAV
O	27.643752	257.2917749999998	433.3332249999999	27.287502	28.000002	0.7124999999999986	20250420_051635UTC_V00OS11.WAV
U	37.512496	284.37272499999983	473.9562749999998	36.812496	38.212496	1.4000000000000057	20250420_051635UTC_V00OS11.WAV
O	37.518752	297.9144999999998	460.4144999999998	36.837504	38.2	1.362495999999993	20250420_051635UTC_V00OS11.WAV
P	37.525	297.9167749999997	473.9582249999997	36.8625	38.1875	1.3250000000000028	20250420_051635UTC_V00OS11.WAV
H	37.512496	297.9167749999997	473.9582249999997	36.849996	38.174996	1.3250000000000028	20250420_051635UTC_V00OS11.WAV