MARSIS: Mars Ionosphere Spectral Density Measurements

The sixth extended mission of Mars Express provides spectral density measurements of the Martian ionosphere. The dataset consists of calibrated spectral information, including a transmit frequency followed by a time series of received power measurements. Browse products include spectrogram overview plots and individual ionograms for each sounding activity.

Use Cases

• Analyze ionospheric structure based on spectral density measurements
• Model radio wave propagation through the Martian atmosphere based on received power data
• Generate visualizations of ionospheric activity based on spectrogram browse products

Strengths

• Data is calibrated in units of spectral density
• Includes browse products like spectrogram overview plots and individual ionograms

Limitations

• Column-level documentation is absent; field semantics must be inferred after download
• Row count is unknown, which may limit suitability assessment

Provenance

Source

National Aeronautics and Space Administration

Time Range

Mars Express sixth extended mission

Freshness

Last updated 2026-03-13 03:50:17.384015; freshness should be verified

Geography

Mars