Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
E	44.306248	135.41872500000008	609.377275	43.974998	44.637498	0.6624999999999943	20250311_220217UTC_V00OS11.WAV
E	22.893752	121.87727500000013	622.918725	22.562502	23.225002	0.6625000000000014	20250311_220217UTC_V00OS11.WAV