The ALMA-ATOMS survey: Vibrationally excited HC3N lines in hot cores

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Volume 694 (February 2025)

A&A, 694 (2025) A166

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Table A.1

Lowest vibrational modes of HC₃N.

State	Frequency (MHz)	Uncertainty (MHz)	J_up − J_low	Parity	S_ijμ² (D²)	Log₁₀(A_ij) (s⁻¹)	E_u (K)
v₄=1	99938.6314	0.0040	J = 11 − 10	−	147.65946	−4.12733	1274.35207
v₅=1	100085.1370	0.0055	J = 11 − 10	1e	150.47652	−4.11721	983.02211
v₅=1	100141.3008	0.0036	J = 11 − 10	1f	150.47652	−4.11647	983.03920
v₆=1	100240.5843	0.0016	J = 11 − 10	1e	151.47591	−4.11232	746.53960
v₆=1	100319.3816	0.0016	J = 11 − 10	1f	151.45767	−4.11135	746.56237
v₇=1	100322.4109	0.0017	J = 11 − 10	1e	151.18087	−4.11210	349.73387
v₇=1	100466.1745	0.0017	J = 11 − 10	1f	151.14994	−4.11033	349.77530
v₆=v₇=1	100593.4944	0.0030	J = 11 − 10	0⁺	151.98949	−4.10627	1065.29153
v₆=v₇=1	100596.2397	0.0032	J = 11 − 10	0⁻	151.95748	−4.10633	1066.4191
v₆=v₇=1	100604.0227	0.0024	J = 11 − 10	2⁻	146.97639	−4.12070	1066.62147
v₆=v₇=1	100606.2047	0.0026	J = 11 − 10	2⁺	146.97012	−4.12069	1066.62172
v₇=2	100708.7840	0.0020	J = 11 − 10	0	151.73124	−4.10552	670.68918
v₇=2	100711.0640	0.0015	J = 11 − 10	2e	146.72153	−4.12007	673.96249
v₇=2	100714.3951	0.0016	J = 11 − 10	2f	146.71208	−4.12005	673.96308
v₇=3	100880.5889	0.0049	J = 11 − 10	1e	149.75614	−4.10899	983.88413
v₇=3	101027.8491	0.0031	J = 11 − 10	3	139.77879	−4.13703	990.39731
v₇=3	101027.8709	0.0031	J = 11 − 10	3	139.77873	−4.13703	990.39731
v₇=3	101169.9207	0.0040	J = 11 − 10	1f	149.72959	−4.10533	983.96751

NOTE. The rest frequencies for all states are listed with uncertainties, and all transitions have the same J = 11 − 10.

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