Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
T	51.306248	203.12727500000008	338.5437250000001	50.54999599999999	52.0625	1.512504000000007	20250409_231635UTC_V00OS11.WAV
O	51.325	189.58322500000017	338.54177500000014	50.6375	52.0125	1.375	20250409_231635UTC_V00OS11.WAV
E	49.112496	487.49999999999966	690.6249999999997	48.724996	49.499996	0.7750000000000057	20250409_231635UTC_V00OS11.WAV
E	38.706248	392.7104999999999	839.5854999999999	38.0375	39.374996	1.3374960000000016	20250409_231635UTC_V00OS11.WAV
O	46.012496	203.1227249999998	352.0812749999998	45.337496	46.687496	1.3499999999999943	20250409_231635UTC_V00OS11.WAV
O	44.087504	487.49999999999966	690.6249999999997	43.637504	44.537504000000006	0.9000000000000057	20250409_231635UTC_V00OS11.WAV