Marie Yseboodt

Royal Observatory of Belgium (ROB)
3 av. Circulaire, 1180 Brussels, Belgium

Phone: (32) 2 790 39 52
E-mail:  m.yseboodt AT

The rotation of Mars:

The LaRa experiment onboard the Exomars2020 mission:

The RISE experiment onboard the InSight mission on Mars

The rotation of Mercury:

Summary and Abstracts

For more general information on Mercury and the work done at the Royal Observatory of Belgium, see this website.

Professional experience and formation:


Research Assistant at the Royal Observatory of Belgium (ROB)
Rotation of Mercury, Mars and icy satellites.


Chargé de recherches at the Royal Observatory of Belgium (ROB), Fond de la Recherche Scientifique (F.N.R.S), Belgium. Rotation of Mercury.


Research Associate at the Department of Astronomy, Cornell University:
the rotation of Mercury


Research Assistant at the Royal Observatory of Belgium (ROB):
   Preparation of NEIGE (Netlander Ionosphere and Geodesy Experiment) for Mars.

Oct. 2000 - May 2001

Formation in geodesy and orbitography at the "Observatoire Midi-Pyrénées'' (OMP) of Toulouse, France.


Research Assistant at the ROB:
   Earth Rotation Study: Atmospheric and oceanic effects.

Summer Schools

 "Satellite Navigation Systems for Science and Application'', Austrian Space Agency, July 2001, Alpbach, Austria;
  "Détermination du Champ de Gravité Terrestre par les Nouvelles Missions Spatiales'', GRGS, September 2002, Forcalquier, France;
 "Techniques et Technologies des Véhicules Spatiaux'', CNES, Toulouse, France, October 2002.



Ph.D. in Sciences (Physics) at the ``Université Catholique de Louvain'', Belgium.
Determination of the martian orientation parameters from Doppler tracking data: Theory and simulations.
Advisors: Véronique Dehant (ROB) and Jean-Pierre Barriot (Observatoire Midi-Pyrénées OMP, Toulouse, France).


Degree in Physics at Université Catholique de Louvain.
Master thesis subject: Wavelet analysis of GPS and VLBI data.

Main Research Interest:
Geodesy of planets and satellites, Celestial mechanics, Interiors of telluric planets

   French: native language
   English: good
   Dutch: basic

Computer: Mathematica, Matlab, Maple, Fortran, C, Unix, Linux, Latex


- Yseboodt M., Van Hoolst T., Le Maistre S., Dehant V., “La mission InSight : un atterrisseur pour explorer l’intérieur profond de Mars“, Article de vulgarisation pour la revue Science Connection 60, 38-41, 2019.
- Yseboodt M., Van Hoolst T., Le Maistre S., Dehant V., “De InSight-missie: een lander die het diepe binnenste van Mars gaat verkennen”, Science Connection 60, in Dutch, 38-41, 2019.
- ASGARD events in Brussels in April 2018, April 2019
- "Place aux enfants" in Braine-L'Alleud in 2018, 2019
- SoapBox Science Brussels, June 2020

Submitted publications:

Refereed Publications:

Dehant V., Le Maistre S., Baland R.M., Bergeot N., Karatekin O., Peters M.J., Rivoldini A., Ruiz Lozano L., Temel O., Van Hoolst T., Yseboodt M., Mitrovic M., Kosov A., Valenta V., Thomassen L., Karki S., Al Khalifeh K., Craeye C., Gurvits L., Marty J.C., Asmar S., Folkner W. and the LaRa Team
The radioscience LaRa instrument onboard ExoMars 2020 to investigate the rotation and interior of Mars
Planetary and Space Science, Volume 180, 104776, January 2020.

Peters M.J., Le Maistre S., Yseboodt M., Marty J.C., Rivoldini A., Van Hoolst T. and V. Dehant
LaRa after RISE: Expected improvement in the Mars rotation and interior models
Planetary and Space Science, Volume 180, 104745, January 2020.

Folkner, W. M., V. Dehant, S. Le Maistre, M. Yseboodt, A. Rivoldini, T. Van Hoolst, S.W. Asmar, M.P. Golombeck,
The Rotation and Interior Structure Experiment on the InSight Mission to Mars,
Space Science Reviews, 214, 100, 2018.

Le Maistre S., P. Rosenblatt, V. Dehant, J.C. Marty and M. Yseboodt,
Mars rotation determination from a moving rover using Doppler tracking data: What could be done?
Planetary and Space Science 159, 17–27, 2018.

Yseboodt, M., V. Dehant and M.J. Péters,
Signatures of the Martian rotation parameters in the Doppler and range observables
Planetary and Space Science 144,  74–88, 2017.

Baland, R.-M., Yseboodt, M., Rivoldini A. and Van Hoolst, T.,
Obliquity of Mercury: influence of the precession of the pericenter and of tides
Icarus 2017.

Baland, R.-M., Yseboodt, M. and Van Hoolst, T.,
The obliquity of Enceladus
Icarus 268, doi: 10.1016/j.icarus.2015.11.039, 2016.

Yseboodt, M., A. Rivoldini, T. Van Hoolst and M. Dumberry,
Influence of an inner core on the long-period forced librations of Mercury,
Icarus, 226, p41-51, doi: 10.1016/j.icarus.2013.05.011, 2013.

Dumberry, M., A. Rivoldini, T. Van Hoolst and  M. Yseboodt,
The role of Mercury's core density structure on its longitudinal librations,
Icarus, 225, p62-74, doi:, 2013.

Margot, J.-L., S. J. Peale, S. C. Solomon, S. A. Hauck II, F. D. Ghigo, R. F. Jurgens, M. Yseboodt, J. D. Giorgini, S. Padovan, and D. B. Campbell,
Mercury’s moment of inertia from spin and gravity data,
J. Geophys. Res., 117, E00L09, doi:10.1029/2012JE004161, 2012.

Van Hoolst T., Rivoldini A., Baland R.M. and Yseboodt M.
The effect of tides and an inner core on the forced 88 day longitudinal libration of Mercury,
Earth and Planetary Science Letters, 333, p.83-90, doi: 10.1016/j.epsl.2012.04.014, 2012.

Baland R.-M., Yseboodt M. and Van Hoolst, T.
Obliquity of the Galilean satellites: The influence of a global internal liquid layer
Icarus, Volume 220,  435-448, doi: 10.1016/j.icarus.2012.05.020, 2012.

Baland, R.-M.; van Hoolst, T.; Yseboodt, M.; Karatekin, Ö.,
Titan's obliquity as evidence of a subsurface ocean?
Astronomy & Astrophysics, Volume 530, id.A141, doi: 10.1051/0004-6361/201116578, 2011.

Dehant, V.; Le Maistre, S.; Rivoldini, A.; Yseboodt, M.; Rosenblatt, P.; van Hoolst, T.; Mitrovic, M.; Karatekin, Ö.; Marty, J. C.; Chicarro, A.,
Revealing Mars' deep interior: Future geodesy missions using radio links between landers, orbiters, and the Earth,
Planetary and Space Science, Volume 59, Issue 10, p. 1069-1081, doi: 10.1016/j.pss.2010.03.014, 2011. 

Yseboodt M., Margot J.L. and Peale S. J.,
Analytical model of the long-period forced longitude librations of Mercury,
Icarus, Vol 207, doi: 10.1016/j.icarus.2009.12.020, 2010.

Peale S. J., Margot J.L. and Yseboodt M. ,
Resonant forcing of Mercury's libration in longitude,
Icarus, Vol 199, Pages 1-8, doi: 10.1016/j.icarus.2008.09.002, 2009.

Dehant V., Folkner W., Renotte E., Orban D., Asmar S., Balmino G., Barriot J.P., Benoist J., Biancale R., Biele J., Budnik F., Burger S., de Viron O., Häusler B., Karatekin Ö., Le Maistre S., Lognonné P., Menvielle M., Mitrovic M., Pätzold M., Rivoldini A., Rosenblatt P., Schubert G., Spohn T., Tortora P., Van Hoolst T., Witasse O., and Yseboodt M.
Lander Radioscience for obtaining the rotation and orientation of Mars,
Planet. Space Sci., DOI: 10.1016/j.pss.2008.08.009, Volume 57, Issue 8-9, p. 1050-1067, 2009.

Peale S. J., Yseboodt M. and Margot J.L.,
Long Period Forcing of Mercury’s Libration in Longitude,
Icarus, Vol. 187, Pages 365–373, doi:10.1016/j.icarus.2006.10.028, 2007.

Yseboodt M. and Margot J. L.,
Evolution of Mercury's Obliquity,
Icarus, Vol 181, Pages 327-337, doi:10.1016/j.icarus.2005.11.024, April 2006

Duron J., Rosenblatt P., Yseboodt M., Karatekin O., Dehant V., Van Hoolst T. and Barriot J.-P.,
Joint estimation of Martian C20 and rotation variations from simultaneous geodetic measurements:
Numerical simulations of a Network Science Experiment,

Geophys. Res. Lett., Vol. 30, No. 18, 1971, 10.1029/2003GL018353, 2003.

Yseboodt M., Barriot J.P. and Dehant V.,
Analytical modeling of the Doppler tracking between a lander and a Mars orbiter in term of rotational dynamics,
J. Geophys. Res Planet, Vol. 108, E7, 5076 10.1029/2003JE002045, 2003.

Dehant V., Feissel-Vernier M., de Viron O., Ma C., Yseboodt M. and Bizouard C.,
Remaining errors sources in the nutation at the sub-milliarcsecond level,
J. Geophys. Res.,  Vol. 108, B5, 10.1029/2002JB001763, 2003.

Yseboodt M., de Viron O., Chin T.M. and Dehant V.,
Atmospheric excitation of the Earth nutation: Comparison of different atmospheric models,
J. Geophys. Res., Vol 107, B2, 2000JB000042, 2002.

Salstein D., de Viron O., Yseboodt M. and Dehant V.,
High-Frequency geophysical fluid modeling necessary to understand Earth rotation variability,
EOS, AGU Publication, EOS, Vol 82, May 22, 2001.

Publications in proceedings:

Yseboodt M., Van Hoolst T.,
The long-period librations of Titan”,,
Proc. IAU-Symposium: Complex Planetary Systems, 07-11 July 2014, Namur, Edited by Zoran Znezevic and Anne Lemaitre, doi: 10.1017/S1743921314007741

Publications in un-refereed proceedings:

Beuthe M., Bruyninx C., Carpentier G. , Defraigne P., Dehant V., de Viron O., Duron J., Karatekin Ö., Lejeune S., Pottiaux E., Renaud F., Rivoldini A., Roosbeek F., Rosenblatt P., Van Hoolst T., Verhoeven O., Warnant R. and Yseboodt M.,
Space Geodesy, Report of the Royal Observatory of Belgium,
COSPAR report Period 2002-2003, 2004.

Duron J., Rosenblatt P., Karatekin O., Yseboodt M., Dehant V., Barriot J.P and Vienne J.,
Simultaneous estimate of the Martian rotation and the C20 gravity coefficient variations in the frame of a network science experiment,
Proceedings of the “Société Française d’Astronomie et d’Astrophysique (SF2A)”, Scientific highlights 2003 (Bordeaux, France, June 16-20, 2003), Eds: F. Combes, D. Barret, T. Contini and L.Pagani, p. 59-62, 2003.

Vienne J., Barriot J.P., Rosenblatt P., Yseboodt M., Duron J. and Dehant V.,
Numerical simulations of the NetLander Ionosphere and Geodesy Experiment (NEIGE): Landing site positions determination from Doppler tracking between an orbiter and landers,
Proceedings of International Workshop on Planetary Probe, Atmospheric Entry and Descent Trajectory Analysis and Science in Lisbon, October 6-9, 2003.

Dehant V., Barriot J.-P., Van Hoolst T., Defraigne P., Yseboodt M. and Roosbeek F.,
Netlander Inonosphere and Geodesy Experiment (NEIGE). Comparison between the nutations of the planet Mars and the nutations of the Earth,
Proc. `Journées des Systèmes de Référence Spatio-temporels 2001', Observatoire Royal de Belgique, sept. 2001, ed. Capitaine N., pp. 159-160, 2003.

Yseboodt M., J.P. Barriot and Dehant V.,
A simplified analytical formulation of the NEIGE orbiter/lander geodesy observable,
Proc. `Journées des Systèmes de Référence Spatio-temporels 2001', Observatoire Royal de Belgique, sept. 2001, ed. Capitaine N., p157-158, 2003.

Feissel M., de Viron O., Yseboodt M., Dehant V. and Bizouard C.,
How much may one 'cheat' the non-rigid Earth nutation theory to make it match the VLBI results?,
Proc. `Journées des Systèmes de Référence Spatio-temporels 2001', Observatoire Royal de Belgique, sept. 2001, ed. Capitaine N., pp. 40-45, 2003.

Bruyninx C., Warnant R., Dehant V., Defraigne P., Van Hoolst T., Roosbeek F., Pottiaux E., Yseboodt M., Ponsar S., de Viron O., Brondeel M. and Sleewaegen J.-M.,
Space Geodesy Activities of the Section `Time, Earth Rotation and Space Geodesy' of the Royal Observatory of Belgium,
Earth Observation/Internal Geophysics and Geodesy, publication du SSTC/DWTC, Vol III, Part 1, pp. 25-39, 2002.

Yseboodt M., Rosenblatt P., Dehant V., Barriot J.P. and Van Hoolst T.,
Mars Geodesy with NEIGE: Simulation of the Martian orientation parameters estimation,
Proc. 36th ESLAB Symposium on `Earth-like planets and moons', ESTEC, ESA Special Publication SP-514, 2002.

Bruyninx C. and Yseboodt M.,
Frequency Analysis of GPS time series from the ROB EUREF analysis,
EUREF Publication, eds J. Torres, H. Hornick, Bayerischen Akademy der Wissenshaften, No 9, 37-42, , Munchen, 2001.

+ Papers presented at conferences

 Last update: January 2020.