Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
A	48.65	54.168725000000194	203.1272750000002	48.1	49.2	1.0999999999999943	20250202_170250UTC_V00OS11.WAV
M	48.65	54.166775000000285	189.58322500000028	48.0875	49.2125	1.125	20250202_170250UTC_V00OS11.WAV