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

Compare vibrational frequencies in CCCBDB for CH3OH (Methyl alcohol)

HF/6-311G*

Frequency in cm-1
  Calculated   Experimental
Mode Number Symmetry Frequency diff Symmetry Frequency Comment
1 A' 3776 95 A' 3681  
2 A' 2968 -32 A' 3000  
3 A' 2859 15 A' 2844  
4 A' 1494 17 A' 1477  
5 A' 1472 17 A' 1455  
6 A' 1365 20 A' 1345  
7 A' 1070 10 A' 1060  
8 A' 1054 21 A' 1033  
9 A" 2897 -63 A" 2960  
10 A" 1482 5 A" 1477  
11 A" 1165 0 A" 1165  
12 A" 326 126 A" 200  
The calculated vibrational frequencies were scaled by 0.9044

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.