Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
H	45.2	121.8749999999998	568.7499999999999	44.462500000000006	45.9375	1.4749999999999943	20250410_005835UTC_V00OS11.WAV
P	45.2	108.33550000000037	473.9605000000004	44.462500000000006	45.9375	1.4749999999999943	20250410_005835UTC_V00OS11.WAV
D	50.531248	243.75000000000037	1015.6250000000005	50.349998	50.712498	0.3624999999999971	20250410_005835UTC_V00OS11.WAV
O	52.168752	54.16449999999965	176.03949999999963	51.787502	52.550002	0.7625000000000028	20250410_005835UTC_V00OS11.WAV
P	48.7687504	94.7894999999998	257.2894999999998	48.087502400000005	49.4499984	1.362495999999993	20250410_005835UTC_V00OS11.WAV
P'	48.775	94.79372500000004	243.75227500000005	48.1	49.45	1.3499999999999943	20250410_005835UTC_V00OS11.WAV