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Compare vibrational frequencies in CCCBDB for ClOF3 (Chlorine trifluoride oxide)

PBEPBE/aug-cc-pVDZ

18 11 26 13 55
Frequency in cm-1
  Calculated   Experimental
Mode Number Symmetry Frequency Scaled
Frequency
Harm.
diff
Fund.
diff
Symmetry Harmonic
Frequency
Fundamental
Frequency
Comment
1 A' 1107 1100   -122 A'   1222  
2 A' 611 608   -86 A'   694  
3 A' 447 445   -44 A'   489  
4 A' 383 380   -102 A'   482  
5 A' 245 243   -76 A'   319  
6 A' 172 171   -53 A'   224  
7 A" 666 662   -14 A"   676  
8 A" 413 410   -89 A"   499  
9 A" 307 306   -106 A"   412  
The calculated vibrational frequencies were scaled by 0.9939

See section Calculated; Vibrations; Scale Factors; Set scaling factors to change the scale factors used here.
See section Calculated; Vibrations; Scale Factors; Calculate a scale factor to determine the least squares best scaling factor.
See section Calculated; Vibrations; Scale Factors; Scale factor uncertainty for information on where the above scaling factor is from.