Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
O	44.662496	243.7522750000002	419.7937250000002	44.262496	45.062496	0.7999999999999972	20250415_041035UTC_V00OS11.WAV
O	47.687504	297.9145000000001	501.0395000000001	47.375004	48.000004	0.625	20250415_041035UTC_V00OS11.WAV
P	40.7062504	284.3727250000002	433.3312750000002	40.0124984	41.400002400000005	1.387504000000007	20250415_041035UTC_V00OS11.WAV
O	52.043752	257.2894999999999	419.7894999999999	51.662502	52.425002	0.7625000000000028	20250415_041035UTC_V00OS11.WAV
O	39.218752	270.8355000000002	392.7105000000002	38.437504	40.0	1.562495999999996	20250415_041035UTC_V00OS11.WAV
P	39.243752	270.8312749999999	406.247725	38.4875	40.000004	1.512504000000007	20250415_041035UTC_V00OS11.WAV
O	26.287496	270.8312749999999	406.247725	25.712496	26.862496	1.1499999999999986	20250415_041035UTC_V00OS11.WAV