Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
T	41.706248	501.04177500000014	636.4582250000001	41.187496	42.225	1.0375039999999984	20250203_160850UTC_V00OS11.WAV
U	44.9	893.7522749999998	1029.1687249999998	44.125	45.675	1.5499999999999972	20250203_160850UTC_V00OS11.WAV