Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
T	29.831248	406.2499999999997	568.7499999999998	28.937496000000003	30.725	1.7875039999999984	20250131_060250UTC_V00OS11.WAV
U	54.8	839.5854999999999	1002.0855	54.2375	55.3625	1.125	20250131_060250UTC_V00OS11.WAV
T	52.675	487.497725	595.831275	51.9875	53.3625	1.375	20250131_060250UTC_V00OS11.WAV
O	17.337496	27.08322500000014	297.91677500000014	17.049996	17.624996000000003	0.5750000000000028	20250131_060250UTC_V00OS11.WAV
M	45.381248	54.166775000000285	189.58322500000028	45.124998	45.637498	0.5125000000000028	20250131_060250UTC_V00OS11.WAV