Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
P	46.85	284.37500000000017	446.87500000000017	45.8125	47.8875	2.075000000000003	20250307_132017UTC_V00OS11.WAV
T	46.893752	284.37272499999983	473.9562749999998	45.7875	48.000004	2.212503999999996	20250307_132017UTC_V00OS11.WAV