Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
C	52.593752	81.24675000000008	920.8322500000002	52.450002000000005	52.737502	0.2874999999999943	20250414_005235UTC_V00OS11.WAV
D	52.587504	67.7072499999997	907.2927499999996	52.450004	52.725004000000006	0.2750000000000057	20250414_005235UTC_V00OS11.WAV
C	54.975	67.71050000000031	1002.0855	54.75	55.2	0.4500000000000028	20250414_005235UTC_V00OS11.WAV
D	54.975	67.70724999999993	1029.1677499999998	54.7375	55.2125	0.4749999999999943	20250414_005235UTC_V00OS11.WAV
D	50.231248	121.87174999999996	961.45725	50.062498	50.399998	0.3375000000000057	20250414_005235UTC_V00OS11.WAV
E	39.681248	13.542750000000185	1056.2532500000002	39.462498	39.899998	0.4375	20250414_005235UTC_V00OS11.WAV
C	39.675	108.33225000000016	1015.6217500000002	39.425	39.925	0.5	20250414_005235UTC_V00OS11.WAV