Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
U	22.65	2451.0395	2613.5395	21.6625	23.6375	1.9750000000000012	20250213_133850UTC_V00OS11.WAV
T	47.343752	446.8727249999996	595.8312749999997	46.687504	48.0	1.312495999999996	20250213_133850UTC_V00OS11.WAV
T	31.087504	446.8727249999996	595.8312749999997	30.200004	31.975004	1.7749999999999986	20250213_133850UTC_V00OS11.WAV
T	55.031248	446.8727249999996	595.8312749999997	54.062496	56.0	1.937504000000004	20250213_133850UTC_V00OS11.WAV