Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
O	40.05	189.5855000000004	392.7105000000004	40.0125	40.0875	0.0750000000000028	20250216_224450UTC_V00OS11.WAV
O	40.1937496	203.1272750000004	379.16872500000034	40.0249996	40.3624996	0.3375000000000057	20250216_224450UTC_V00OS11.WAV
O	46.537496	230.208225	379.166775	46.062496	47.012496	0.9500000000000028	20250216_224450UTC_V00OS11.WAV
U	12.512496	893.7477249999997	1083.3312749999998	11.324996	13.699996	2.375	20250216_224450UTC_V00OS11.WAV
V	51.668752	907.293725	1178.127275	51.325002	52.012502	0.6875	20250216_224450UTC_V00OS11.WAV
O	52.862504	203.1249999999997	365.6249999999997	52.275004	53.450004	1.1749999999999972	20250216_224450UTC_V00OS11.WAV