Pioneer Venus Orbiter Radar Mapper Measurements During Periapsis

32-minute intervals of measurements collected by the Pioneer Venus Orbiter Radar Mapper experiment during spacecraft rotation periods near periapsis. The data set consists of groups of up to 8 measurements per rotation, including cold-sky calibration, planetary thermal noise, altimetry, and imaging. It was produced by the National Aeronautics and Space Administration.

Use Cases

• Modeling Venus surface topography based on altimetry measurements.
• Analyzing planetary thermal noise temperature for surface property inference.
• Calibrating remote sensing instruments using cold-sky calibration data.
• Studying radar imaging signatures from 'early' and 'late' imaging measurements.

Strengths

• Data collected during specific 32-minute intervals around periapsis, providing focused coverage.
• Up to 8 distinct measurement types per 12-second spacecraft rotation, suggesting multi-modal observation.
• Produced by the authoritative source National Aeronautics and Space Administration.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Row count is unknown, which may limit suitability assessment.
• Last updated 2026-03-13 20:26:38.686156; freshness should be verified.

Provenance

Source

National Aeronautics and Space Administration

Collection Method

Measurements made by the Radar Mapper experiment on the Pioneer Venus Orbiter spacecraft.

Time Range

Measurements made during 32-minute intervals on either side of periapsis.

Freshness

Last updated 2026-03-13 20:26:38.686156

Geography

Venus