Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
P	39.15	94.79372500000004	243.75227500000005	38.3	40.0	1.7000000000000028	20250418_203435UTC_V00OS11.WAV
O	50.075	108.33322500000014	216.66677500000011	49.462500000000006	50.6875	1.2249999999999943	20250418_203435UTC_V00OS11.WAV
P	55.156248	108.33550000000004	230.21050000000005	54.312496	56.0	1.687504000000004	20250418_203435UTC_V00OS11.WAV
U	54.087504	609.377275	744.793725	53.462504	54.712504	1.25	20250418_203435UTC_V00OS11.WAV
M	15.212504	40.62727499999991	176.0437249999999	14.887504	15.537503999999998	0.6499999999999986	20250418_203435UTC_V00OS11.WAV
T	45.668752	595.8332250000001	744.7917750000001	45.000004	46.3375	1.3374960000000016	20250418_203435UTC_V00OS11.WAV
U	45.668752	595.8332250000001	744.7917750000001	45.012504	46.325	1.312495999999996	20250418_203435UTC_V00OS11.WAV