Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
C	42.081248	297.91775000000024	975.0032500000002	41.812498000000005	42.349998	0.5374999999999943	20250417_200435UTC_V00OS11.WAV
D	46.55	189.58550000000025	880.2105000000003	46.375	46.725	0.3499999999999943	20250417_200435UTC_V00OS11.WAV
C	53.712504	189.58225	893.74675	53.537504000000006	53.887504	0.3499999999999943	20250417_200435UTC_V00OS11.WAV
D	48.875	67.71050000000031	1002.0855	48.6125	49.1375	0.5250000000000057	20250417_200435UTC_V00OS11.WAV
F	31.781248	5890.625	6500.0	31.574998	31.987498	0.4125000000000014	20250417_200435UTC_V00OS11.WAV
C	38.9	243.75000000000037	812.5000000000003	38.75	39.05	0.2999999999999971	20250417_200435UTC_V00OS11.WAV
D	36.55	108.33224999999965	934.3717499999996	36.3125	36.7875	0.4749999999999943	20250417_200435UTC_V00OS11.WAV