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IV.C.1. (XIII.D.1.)

Compare vibrational frequencies in CCCBDB for FO2 (Dioxygen monofluoride)

B1B95/3-21G

Frequency in cm-1
  Calculated   Experimental
Mode Number Symmetry Frequency diff Symmetry Frequency Comment
1 A' 1094 -393 A' 1487  
2 A' 786 206 A' 579  
3 A' 423 47 A' 376  
The calculated vibrational frequencies were scaled by 0.9567

See section XIII.C.3 List or set vibrational scaling factors to change the scale factors used here.
See section III.B.3.c Calculate a vibrational scaling factor for a set of molecules to determine the least squares best scaling factor.
See section III.B.3.b List of vibrational scaling factors and their uncertainties for information on where the above scaling factor is from.