Vibrational fundamentals of HC5N 
and vibrational correction factors to the partition function (at the bottom).
The data can be used for isotopologs 
with 13C or 15N substition with small errors 
with D with small to modest errors.

The fundamentals were taken from
(1) calc.: K. M. T. Yamada, C. Degli Esposti, P. Botschwina, P. Foerster, L. Bizzocchi, S. Thorwirth, and G. Winnewisser, 
Astron. Astrophys. 425 (2004) 767 - 772;
doi: 10.1051/0004-6361:20040532
https://ui.adsabs.harvard.edu/abs/2004A%26A...425..767Y/abstract ; 
scaled with calculated and experimental values for nu7 and nu6 of HC3N

(2) exptl.: Y. Benilan, A. Jolly, Y. Trolez, F. Raulin, J.-C. Guillemin, 
J. Mol. Spectrosc. 245 (2007) 109 - 114;
doi: 10.1016/j.jms.2007.07.006
https://ui.adsabs.harvard.edu/abs/2007JMoSp.245..109B/abstract

(3) exptl.: S. Haas, G. Winnewisser, and K. M. T. Yamada, 
Can. J. Phys. 72 (1994) 1165 - 1178; 
doi: 10.1139/p94-150
https://ui.adsabs.harvard.edu/abs/1994CaJPh..72.1165H/abstract

(4) calc.: P. Botschwina, Ae. Heyl, M. Oswald, T. Hirano, 
Spectrochim. Acta A 53 (1997) 1079 - 1090; 
doi: 10.1016/S1386-1425(97)00018-8
https://ui.adsabs.harvard.edu/abs/1997AcSpA..53.1079B/abstract

(5) exptl.: K. Yamada and G. Winnewisser,
Z. Naturforsch. 36a (1981) 1052 - 1056
doi: 10.1515/zna-1981-1005
https://ui.adsabs.harvard.edu/abs/1981ZNatA..36.1052Y/abstract

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mode / E(cm-1)
11 /  105.5   (1)
10 /  252.8   (1)
 9 /  461.1   (2)
 8 /  500.9   (2)
 7 /  642.100 (3)
 6 /  605     (2)
 5 / 1147     (4)
 4 / 2067     (4)
 3 / 2187.5   (2)
 2 / 2256.124 (5)
 1 / 3328     (2)

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T (K)      F(vib)
500.0    309.8586
400.0     87.0770
300.0     22.8756
250.0     11.5909
225.0      8.2683
200.0      5.9240
180.0      4.5597
170.0      4.0091
160.0      3.5314
150.0      3.1167
140.0      2.7570
130.0      2.4449
120.0      2.1744
100.0      1.7378
 75.0      1.3493
 50.0      1.1050
 37.5      1.0360
 18.75     1.0006
  9.375    1.0000
  5.000    1.0000
  2.725    1.0000

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