Calibration of MARSIS Surface Echoes

Jeremie Mouginot (1) , Wlodek Kofman (1) , Ali Safaeinili (2) , Alain Hérique (1) , Jeffrey Plaut (2) , Giovanni Picardi (3)

1 LPG - Laboratoire de Planétologie de Grenoble
2 JPL - Jet Propulsion Laboratory
3 Dipartimento INFOCOM [Roma]

We present here a method to calibrate surface echoes extracted from MARSIS data. The surface echo amplitude are principaly controlled by ionospheric absorption. This calibration allows us to build the first reflectivity map of martian surface at 4 MHz.

Jeremie Mouginot, Wlodek Kofman, Ali Safaeinili, Alain Hérique, Jeffrey Plaut, et al.. Calibration of MARSIS Surface Echoes. 39th Lunar and Planetary Science Conference, Mar 2008, League City, Texas, United States. pp.1716. ⟨insu-00361638⟩