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Home All issues Volume 691 (November 2024) A&A, 691 (2024) A291 Full HTML
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Table 1

Parameters that can be retrieved in ExoLyn.

Label Description Default value
ExoLyn T–P profile parameters(a)
κIR Infrared opacity, used in T–P profile 0.3 cm2g−1
κvis Visual opacity, used in T–P profile 0.05 cm2g−1
Rstar Stellar radius, used in T–P profile R⊙
Tint Internal temperature, used in T–P profile 500 K
Tstar Stellar temperature, used in T–P profile 5778 K
apla Planet orbital radius, used in T–P profile 0.05 au
firr Radiation redistribution factor, used in T–P profile 0.25
ExoLyn cloud parameters
ρn Internal density of nuclei particles 2.8 g cm−3
σn Vertical spread of nucleation region 0.2
Σ˙n$\[\dot{\Sigma}_{n}\]$ Column integrated nucleation rate 10−15 g cm−2 s−1
Kzz Diffusion parameter 108 cm2s−1
Pn Nucleation position 60 g cm−1 s−2
ap0 Nuclei radius 10−7 cm
fstick Sticking probability 1
g Surface gravitational acceleration 2192 cm s−2
mgas Gas molecular weight 2.34 mu
xv,i Vapor mass mixing ratio at the cloud base Table 4

Notes. In addition to the parameters listed, ExoLyn requires a list of cloud reactions (Table 3) and the bulk envelope abundances (Table 4). (a) We note that custom T–P profile is also supported, by interpolating given temperature and pressure data.

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