Annotation pos Low Freq (Hz) High Freq (Hz) Begin Time (s) End Time (s) duration filename A 44.212504 13.541775 189.583225 43.900004 44.525004 0.625 20250219_085050UTC_V00OS11.WAV V 23.612504 1435.4144999999996 1638.5394999999996 23.387504 23.837504000000003 0.4500000000000028 20250219_085050UTC_V00OS11.WAV O 22.55 54.16450000000023 257.2895000000002 22.225 22.875 0.6499999999999986 20250219_085050UTC_V00OS11.WAV B 52.625 27.081275000000232 284.37272500000023 52.55 52.7 0.1500000000000056 20250219_085050UTC_V00OS11.WAV V 34.268752 1340.6249999999998 1584.3749999999998 34.050002 34.487502 0.4375 20250219_085050UTC_V00OS11.WAV