Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology | |
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Calculated |   | Experimental | |||||||
---|---|---|---|---|---|---|---|---|---|
Mode Number | Symmetry | Frequency | Scaled Frequency |
Harm. diff |
Fund. diff |
Symmetry | Harmonic Frequency |
Fundamental Frequency |
Comment |
1 | Σ | 3423 | 3384 | 59 | Σ | 3325 | |||
2 | Σ | 2122 | 2098 | 13 | Σ | 2085 | |||
3 | Σ | 607 | 601 | -17 | Σ | 618 | |||
4 | Π | 647 | 640 | 22 | Π | 618 | |||
5 | Π | 455 | 450 | 155 | Π | 295 |
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.