Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
O	47.212504	94.79177500000014	230.2082250000001	46.425004	48.000004	1.5750000000000028	20250409_225835UTC_V00OS11.WAV
T	47.237504	94.7894999999998	257.2894999999998	46.475004	48.000004	1.5250000000000057	20250409_225835UTC_V00OS11.WAV
P	47.206248	81.24772500000023	230.20627500000023	46.425	47.987496	1.562495999999996	20250409_225835UTC_V00OS11.WAV