Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
D	50.143752	5701.040800000001	6459.3763	49.750002	50.537502	0.7874999999999943	20250409_222235UTC_V00OS11.WAV
D	50.831248	5944.791775	6486.458225	50.474998	51.187498000000005	0.7125000000000057	20250409_222235UTC_V00OS11.WAV
O	52.718752	13.53949999999979	135.4144999999998	52.500002	52.937502	0.4375	20250409_222235UTC_V00OS11.WAV
E	48.7187504	487.502275	744.7937249999999	48.2375024	49.1999984	0.9624960000000016	20250409_222235UTC_V00OS11.WAV
O	49.712496	40.625	162.5	49.324996	50.099996	0.7750000000000057	20250409_222235UTC_V00OS11.WAV
P	55.275	94.79372500000004	243.75227500000005	54.6875	55.8625	1.1749999999999972	20250409_222235UTC_V00OS11.WAV
F	15.731248	27.08549999999974	473.9604999999998	15.549998	15.912498	0.3625000000000007	20250409_222235UTC_V00OS11.WAV
P	42.756248	94.79372500000004	243.75227500000005	42.112496	43.4	1.2875039999999984	20250409_222235UTC_V00OS11.WAV
P'	42.768752	108.3312749999998	243.7477249999998	42.112504	43.425	1.312495999999996	20250409_222235UTC_V00OS11.WAV
P	46.337504	94.79177499999972	270.83322499999974	45.687504	46.987504	1.2999999999999972	20250409_222235UTC_V00OS11.WAV