Albedo Changes on Mars: The Role of Dust Aerosols as Seen by OMEGA

M. Vincendon (1) , Y. Langevin (1) , F. Poulet (1) , Antoine Pommerol (2) , M. Wolff (3) , J.-P. Bibring (1) , B. Gondet (1) , Denis Jouglet (1)

1 IAS - Institut d'astrophysique spatiale
2 LPG - Laboratoire de Planétologie de Grenoble
3 SSI - Space Science Institute [Boulder]

We have studied the apparent variations of low albedo surfaces using OMEGA near-IR data and a radiative transfer model. Changes are primarily due to aerosols while dust deposits play only a minor role.

M. Vincendon, Y. Langevin, F. Poulet, Antoine Pommerol, M. Wolff, et al.. Albedo Changes on Mars: The Role of Dust Aerosols as Seen by OMEGA. Third International Workshop on the Mars Atmosphere : Modeling and Observations, Nov 2008, Williamsburg, Virginia, United States. ⟨insu-00363988⟩