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    • MARS EXPRESS MARSIS RDR ACTIVE IONOSPHERE SOUNDING EXT4 V1.0

    Metadata Updated: August 22, 2025

    The Mars Express MARSIS Active Ionospheric Sounder (AIS) full resolution data set includes all spectral information calibrated in units of spectral density for the Mars Express fourth extended mission, EXT4. The data set consists of a transmit frequency followed by a time series of spectral density measurements of the received power. Browse products contain a spectrogram overview plot and individual ionograms for each sounding activity.

    Access & Use Information

    Public: This dataset is intended for public access and use. License: us-pd

    Downloads & Resources

    References

    https://pds.nasa.gov

    Dates

    Metadata Created Date February 1, 2023
    Metadata Updated Date August 22, 2025
    Data Update Frequency irregular

    Metadata Source

    Harvested from NASA Data.json

    Other Data Resources

    Additional Metadata

    Resource Type Dataset
    Metadata Created Date February 1, 2023
    Metadata Updated Date August 22, 2025
    Publisher National Aeronautics and Space Administration
    Maintainer
    Identifier urn:nasa:pds:context_pds3:data_set:data_set.mex-m-marsis-3-rdr-ais-ext4-v1.0_xg5e-usw7
    Data First Published 2021-05-21
    Data Last Modified 2025-07-17
    Category Earth Science
    Public Access Level public
    Data Update Frequency irregular
    Bureau Code 026:00
    Metadata Context https://project-open-data.cio.gov/v1.1/schema/catalog.jsonld
    Schema Version https://project-open-data.cio.gov/v1.1/schema
    Catalog Describedby https://project-open-data.cio.gov/v1.1/schema/catalog.json
    Harvest Object Id 66da2f90-c852-4db4-b4cb-d44bedd7c94c
    Harvest Source Id 58f92550-7a01-4f00-b1b2-8dc953bd598f
    Harvest Source Title NASA Data.json
    Homepage URL https://pds.nasa.gov/ds-view/pds/viewDataset.jsp?dsid=MEX-M-MARSIS-3-RDR-AIS-EXT4-V1.0
    License http://www.usa.gov/publicdomain/label/1.0/
    Program Code 026:005
    Related Documents https://pds.nasa.gov
    Source Datajson Identifier True
    Source Hash 37143da5b9509875c66a2a8f7c8714abca95d06d29afe1f77bb8f93a9431279b
    Source Schema Version 1.1

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