Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
E	42.725	94.79275000000008	853.1282500000001	42.25	43.2	0.9500000000000028	20250218_014450UTC_V00OS11.WAV
K	41.956248	1394.7937250000004	2031.2522750000005	41.5375	42.374996	0.8374960000000016	20250218_014450UTC_V00OS11.WAV