Extended Mission Science Review

Mars Express Overview

Mars Express OMEGA-HRSC Data Workshop

Tommy Thompson Mars Express/NASA Project Manager

May 21, 2008

2Mars Express Overview

Mars Express/ NASA ProjectSalient Features• Orbiter supplied by ESA • Seven Instruments from five countries and U.S.• Radar Sounder by U.S. and Italy is new• Launched on June 2, 2003, Arrived December 25, 2003• ESA Prime Mission was 1 Mars Year to 11/30/05 (FY’06)• ESA Extended Mission approved 2/23/07 for a 2nd

Mission cycle to continue operations thru May 2009

• ESTEC proposal for operations thru 2011 in spring of 2008; decision in November 2008

NASA/JPL Contributions to Mars Express

• MARSIS Instrument: Radar Sounder MARSIS Managed by JPL with Antenna, Transmitter and RF Subsystems furnished by U.S. (Joint 50-50 effort with Italians) – Done

• Science: 28 U.S. Investigators on Eight European Experiments – On-going

• DSN Tracking Support: Additional Downlink, Radio Science – On-going

• Telecom Interoperability: MER-MEX Relay Demos – Done

• Navigation Assurance: Joint ESOC-JPL Navigation in Earth-Mars Cruise – Done

• Aspera-3: Electron/Ion Spectrometers funded by Discovery - Not part of JPL Project

Project Overview

3Mars Express Overview

Mars Express Experiments

• Surface and subsurface

– HRSC – High resolution stereo camera (G. Neukum, FUB/DLR)

– OMEGA – IR mineralogical mapper (JP. Bibring, IAS-Orsay)

– MARSIS – Subsurface sounding radar (G. Picardi, Univ. Rome)

• Atmosphere and environment

– PFS – Planetary Fourier spectrometer (V. Formisano, CNR-Frascati)

– SPICAM – UV & IR spectrometer (JL. Bertaux, CNRS-Verrières)

– ASPERA – Energetic neutral atom analyser (R. Lundin, IRF-Kiruna)

• Radio science

– MaRS – Radio science experiment (M. Pätzold, Univ. Köln)

HRSC OMEGA MARSIS PFS SPICAMMars Express / NASA Project – PPBE/POP 2008

4Mars Express Overview

Mars Express Mission Experiments and Investigators

Curtis, UAZ, Co-IFrahm, SwRI, Co-IHseih, UAZ, Co-IKozyra, Univ. of Michigan, Co-ILuhmann, UC Berkeley, Co-IRoelof, JHU, Co-ISandel, UAZ, Co-IScharber, SwRI, Co-IWilliams, JHU, Co-I

ELS PI isD. Winningham ofSwRI

Prof. Dr. R. Lundin, SwedishInstitute of Space Physics

Discovery ProgramProvides ElectronSpectrometer (ELS) andPortions of the Ion MassAnalyzer

ASPERA-3Analyser of Space Plasmas andEnergetic Atoms, v.3

Sweden

Arvidson, Wash U, CollaboratorMustard, Brown, CollaboratorMorris, JSC, Collaborator

Jean-Pierre Bibring, IASLaboratory

OMEGAObservatory of Mineralogy, Water, Iceand Activity

Sandel, UAZ, Co-IRetherford, SwRI, Co-I

Prof. Dr. J. L. Bertaux,Service d’Aeronomy,Verrieres-le-Buisson

SPICAMSpectroscopic Investigation of theCharacteristics of the Atmosphere ofMars

France

Tyler, Stanford Univ., Co-ISimpson, Stanford (TM)Hinson, Stanford (TM)Asmar, JPL (IS)

Prof. Dr. M. Paetzold,University of Cologne

MaRSRadio Science Experiment

Germany

Carr, USGS, Co-IKirk, USGS, Co-IDuxbury, JPL, Co-I (IDS)Greeley, ASU, Co-IHead, Brown, Co-IMcCord, SSI, Co-ISquyres, Cornell, Co-IChapman, USGS, Assoc.Hartmann, PSI, Assoc.Wilson, Assoc.

Prof. Dr. C. G. Neukum, FreieUniversitaet, Berlin

HRSCHigh Resolution Stereo Camera

Germany

Atreya, Univ. of Michigan, Co-IDr. V. Formisano, InstitutoFisica Spazio Interplanetario

PFSPlanetary Fourier Spectrometer

Italy

Gurnett, Univ. of Iowa, Co-IStofan, Proxemy, Co-IClifford, LPI (PS)Farrell, GSFC (PS)Leuschen, APL (PS)Phillips, Wash-U. (PS)Watters, Smithsonian (PS)Safaenilli, JPL (IS)Ivanov and Huff (TMs)

Jeff Plaut, JPLProf. G. Picardi, University ofRome

JPL and University of Iowaprovided the RF Subsystem(Transmitter, Receiver andAntenna)

MARSISMars Advanced Radar for Subsurfaceand Ionospheric Sounding

Italy/U. S.

U. S. InvestigatorsCo-PIPIU. S. HardwareExperimentCountry

5Mars Express Overview

Mars Express/NASA Project Schedule

6Mars Express Overview

Mars Express Orbit Geometry through July 2011

40-minutesSolar eclipse

2011 2010 2009 2008

7Mars Express Overview

PDS Submission Statistics (May 2008)

• ASPERA - 13 Nov. 2003 - 31 Dec. 2006• HRSC - 10 Jan. 2004 - 30 June 2007 (Orbits 10 through 4479)

(plus new DTM’s)• MaRS (Radio Science) - 29 June 2003 - 31 Dec. 2005• MARSIS - None - Currently in review - Expect mid-2008 • OMEGA - 19 Feb. 2003 - 8 July 2005 (Cruise through orbit 1899)• PFS - None - Currently in review - Expect mid-2008• SPICAM - IR: 3 July 2003 - 19 Dec 2004 (Cruise through orbit 1183)

UV: 3 July 2003 - 6 Jun 2005 (Cruise through orbit 1784)

Mars Express PDS site is at:

http://pds-geosciences.wustl.edu/missions/mars_express/index.htm