Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
P'	47.7	94.78950000000025	216.66450000000023	47.400000000000006	48.0	0.5999999999999943	20250415_190435UTC_V00OS11.WAV
O	47.675	67.71049999999977	230.21049999999977	47.35	48.0	0.6500000000000057	20250415_190435UTC_V00OS11.WAV
P	43.637504	81.24999999999986	203.12499999999983	43.062504	44.212504	1.1500000000000057	20250415_190435UTC_V00OS11.WAV
U	47.006248	1286.4562750000002	1462.4977250000004	46.0125	47.999996	1.987495999999993	20250415_190435UTC_V00OS11.WAV
B	37.125	0.0022750000003526	176.04372500000034	37.0375	37.2125	0.1749999999999971	20250415_190435UTC_V00OS11.WAV
A	49.737496	67.70627499999995	203.12272499999995	49.374996	50.099996	0.7249999999999943	20250415_190435UTC_V00OS11.WAV