Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
U	55.025	907.2917749999996	1083.3332249999996	54.05	56.0	1.9500000000000028	20250205_235050UTC_V00OS11.WAV
U	54.493752	880.206275	1015.622725	53.975	55.012504	1.0375039999999984	20250205_235050UTC_V00OS11.WAV
O	30.881248	230.2062749999999	446.872725	30.524998	31.237498	0.7124999999999986	20250205_235050UTC_V00OS11.WAV
O	36.137496	257.29177500000026	392.7082250000003	35.649996	36.624996	0.9749999999999944	20250205_235050UTC_V00OS11.WAV
O	40.893752	230.20822500000028	419.79177500000026	40.25	41.537504	1.2875039999999984	20250205_235050UTC_V00OS11.WAV
O	45.55	230.20822499999983	460.4167749999998	44.8125	46.2875	1.4749999999999943	20250205_235050UTC_V00OS11.WAV
D	21.562496	0.0032499999998663	1029.16775	21.374996	21.749996	0.375	20250205_235050UTC_V00OS11.WAV