The aerosol data available through HITRAN are described in the following readme files:
Users are referred to the readme documents above for a description of the file structure and aerosol data contain in HITRAN. The aerosol data for HITRAN2020 can be downloaded here:
The archive file contains a number of files and folders, which contain both data and software for accessing these files. Users are referred to the readme documents for details on how to extract the files/folders from the tar archive.
Further aerosol data and documentation are accessible directly from the HITRAN server. The Aerosols-2020 directory contains the files above for HITRAN2020 , and aerosol data from previous versions of HITRAN can be found in a separate folder.
 I. E. Gordon, L. S. Rothman, R. J. Hargreaves, R. Hashemi, E. V. Karlovets, F. M. Skinner, et al., "The HITRAN2020 molecular spectroscopic database", J. Quant. Spectrosc. Radiat. Transfer 277, 107949 (2022).