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Table E.2.

Experimental and theoretical molecular constants of 5-CNACY.

Parameter Laboratory(IIIl) TMC-1(IIIl) Lab+TMC-1(IIIl) Lab+TMC-1(Ir) Theory(IIIr)
A (MHz) 1246.694127(220)a 1246.5655(67) 1246.694215(198) 1246.694188(197) 1248.9
B (MHz) 690.139405(155) 690.18796(258) 690.139409(82) 690.139496(82) 688.6
C (MHz) 444.297616(148) 444.29786(37) 444.297766(64) 444.297706(64) 443.8
χaa (MHz) −3.43615(258) - −3.43536(274) −3.43535(274) −3.67
χbb (MHz) 1.52992(307) - 1.5283(32) 1.5283(32) 1.69
χab (MHz) −4.22(80) - −3.77(94) −3.77(94) −2.23
ΔJ (Hz) 22.05(227) 21.12(94) 20.59(123) 9.14(42) 20.80
ΔJK (Hz) −18.36(205) −17.16(103) −16.57(122) 17.8(35) −16.81
ΔK (Hz) [−1.97]b [−1.97] [−1.97] [−1.97] −1.97
δJ (Hz) −2.48(101) [−3.61] −2.18(97) 3.543(206) 3.61
δK (Hz) −11.85(202) −10.22(89) −14.31(53) 29.19(120) 12.62
Nc 499 117 616 616
σd (kHz) 7.7 8.8 8.8 8.8

Notes.

a

The uncertainties (in parentheses) are in units of the last significant digits.

b

Values in brackets have been kept fix to the theoretical values.

c

Number of transitions included in the fit.

d

Standard root mean square deviation of the fit.

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