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

Compare vibrational frequencies in CCCBDB for ONONO (Nitrosyl nitrite)

HF/cc-pVTZ

Frequency in cm-1
  Calculated   Experimental
Mode Number Symmetry Frequency diff Symmetry Frequency Comment
1 A1 1884 144 A1 1740  
2 A1 1123 149 A1 974  
3 A1 526 131 A1 395  
4 A1 300        
5 A2 231 21 A2 210  
6 B1 146 6 B1 140  
7 B2 1824 127 B2 1697  
8 B2 857 152 B2 705  
9 B2 702 322 B2 380  
The calculated vibrational frequencies were scaled by 0.9101

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.