Opacity Database

POSEIDON’s opacity database includes high-resolution (\(R \sim 10^6\)) line-by-line absorption cross sections, continuum absorption, aerosol Mie scattering properties, and surface albedos.

The sections below describe each of the opacity databases included in POSEIDON.

• Opacity Database (Gas-Phase)
  • Line-by-line Cross Sections
• Opacity Database (Aerosol)
  • Aerosol Database
  • Optional: Aerosol Directionality + Temperature Dependence Database
  • Optional: Diamond Database
  • Optional: \(\mathrm{SiO_2}\) Free Lognormal Logwidth Database
• Surface Albedo Database
  • Surface Albedo Previews
  • Surface Albedo References
  • Geology Supplemental Material
  • Additional Resources