Accurate reference spectra of HD in an H2–He bath for planetary applications

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Table 1

DPL parameterization of the temperature dependences of the line-shape parameters of HD perturbed by He and H₂.

He-perturbed HD
R(0) 0–0 line
γ₀(T)	g₀ = 218.905	g′₀ = −209.398	n = 0.0929083	n′ = 0.105086
δ₀(T)	d₀ = 76.1358	d′₀ = −74.6225	m = −0.102987	m′ = −0.116673
γ₂(T)	g₂ = 210.682	g′₂ = −206.11	j = −0.862904	j′ = −0.876244
δ₂(T)	d₂ = 7.77569	d′₂ = −7.45369	k = 1.43509	k′ = 1.45106
${\tilde{v}}_{opt}^{r} (T)$ $\tilde v_{{\rm{opt}}}^r(T)$	r = 157.867	r′ = −132.815	p = 0.569778	p′ = 0.512484
${\tilde{v}}_{opt}^{i} (T)$ $\tilde v_{{\rm{opt}}}^i(T)$	i = −0.0148171	i′ = −0.732168	q = 0.589866	q′ = 0.589866
R(1) 0–0 line
γ₀(T)	g₀ = 8.98598	g′₀ = 0.07062	n = −0.116463	n′ = 1.83834
δ₀(T0)	d₀ = 3.27647	d′′₀ = −0.997538	m = 0.171067	m′ = −0.548127
γ₂(T)	g₂ = 5.47783	g′₂ = −1.63047	j = −0.540645	j′ = −1.19601
δ₂(T)	d₂ = 64.7968	d₂′ = −64.0672	k = −0.314427	k′ = −0.325103
${\tilde{v}}_{opt}^{r} (T)$ $\tilde v_{{\rm{opt}}}^r(T)$	r = 39.7564	r′ = −13.9988	p = 0.652375	p′ = 0.276761
${\tilde{v}}_{opt}^{i} (T)$ $\tilde v_{{\rm{opt}}}^i(T)$	i = −0.0600157	i′ = −1.04666	q = 0.478987	q′ = 0.478987
R(2) 0–0 line
γ₀(T)	g₀ = 7.91606	g′₀ = 0.106818	n = −0.158512	n′ = 1.59926
δ₀(T)	d₀ = 60.8755	d′₀ = −59.1362	m = −0.560989	m′ = 0.57118
γ₂(T)	g₂ = 3.44668	g′₂ = −0.0918827	j = −0.351514	j′ = −2.42064
δ₂(T)	d₂ = 48.9743	d′′₂ = −48.2166	k = −0.522538	k′ = −0.53522
${\tilde{v}}_{opt}^{r} (T)$ $\tilde v_{{\rm{opt}}}^r(T)$	r = 33.4337	r′ = −6.77194	p = 0.682741	p′ = 0.0477307
${\tilde{v}}_{opt}^{i} (T)$ $\tilde v_{{\rm{opt}}}^i(T)$	i = −0.160883	i′ = −0.705905	q = 0.278356	q′ = 0.278356

H₂ -perturbed HD

R(0) 0–0 line
γ₀(T)	g₀ = 13.1538	g′₀ = −0.0209275	n = −0.102409	n′ = −4.47666
δ₀(T)	d₀ = 21.8124	d′₀ = −21.0255	m = 1.06916	m′ = 1.08444
γ₂(T)	g₂ = 215.242	g′₂ = −211.197	j = −1.0114	j′ = −1.02533
δ₂ (T)	d₂ = 17.5611	d′₂ = −17.4505	k = 0.41528	k′ = 0.405624
${\tilde{v}}_{opt}^{r} (T)$ $\tilde v_{{\rm{opt}}}^r(T)$	r = 25.0013	r′ = 0.0005783	p = 0.889907	p′ = 4.16595
${\tilde{v}}_{opt}^{i} (T)$ $\tilde v_{{\rm{opt}}}^i(T)$	i = −0.0049349	i′ = −0.257607	q = 0.64352	q′ = 0.64352
R(1) 0–0 line
γ₀(T)	g₀ = 11.5582	g₀ = 0.165258	n = 0.0781601	n′ = 1.89474
δ₀(T)	d₀ = 133.353	d′′₀ = −131.231	m = −0.244838	m′ = −0.257492
γ₂(T)	g₂ = 131.359	g′₂ = −128.602	j = 0.484966	j′ = 0.495567
δ₂(T)	d₂ = 35.3179	d′′₂ = −35.0081	k = −0.330198	k′ = −0.33988
${\tilde{v}}_{opt}^{r} (T)$ $\tilde v_{{\rm{opt}}}^r(T)$	r = 12.373	r′ = 12.3606	p = 1.02771	p′ = 0.755534
${\tilde{v}}_{opt}^{i} (T)$ $\tilde v_{{\rm{opt}}}^i(T)$	i = −0.307423	i′ = −0.307142	q = 0.656905	q′ = 0.656905
R(2) 0–0 line
γ₀(T)	g₀ = 5.05367	g′₀ = 5.04862	n = 0.767269	n′ = −0.528791
δ₀(T)	d₀ = 1.10007	d′′₀ = 0.346535	m = 0.0896926	m′ = 1.57482
γ₂(T)	g₂ = 4.9771	g′₀ = −1.86783	j = −0.69627	j′ = −1.38558
δ₂(T)	d₂ = 63.3239	d′₂ = −62.865	k = −0.627633	k′ = −0.634526
${\tilde{v}}_{opt}^{r} (T)$ $\tilde v_{{\rm{opt}}}^r(T)$	r = 26.3022	r′ = 0.0004301	p = 0.856557	p′ = 4.29539
${\tilde{v}}_{opt}^{i} (T)$ $\tilde v_{{\rm{opt}}}^i(T)$	i = −0.208711	i′ = −0.208511	q = 1.07071	q′ = 1.07071

Notes. Coefficients 1 and 2 are in 10⁻³ cm⁻¹ atm⁻¹. Exponents 1 and 2 are dimensionless.

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