GLL PPR GASPRA ENCOUNTER RDR: Galileo Orbiter Asteroid Observations

Galileo Orbiter PPR instrument data from the Gaspra asteroid encounter in October 1991. The dataset was created by the National Aeronautics and Space Administration and last updated on 2026-03-13. It contains RDR (Reduced Data Record) information for the specified observation period.

Use Cases

• Analyze asteroid surface thermal properties based on PPR instrument data
• Study the composition and physical characteristics of asteroid Gaspra
• Validate or compare remote sensing models for small solar system bodies
• Research the data processing pipeline for historical planetary mission instruments

Strengths

• Data originates from the authoritative NASA Galileo mission
• Specific temporal coverage for the October 1991 Gaspra encounter
• Last updated on 2026-03-13, indicating recent metadata maintenance

Limitations

• Column-level documentation is absent; field semantics must be inferred after download
• Row count is unknown, which may limit suitability assessment
• Description metadata is limited; actual data quality requires manual inspection after download

Provenance

Source

National Aeronautics and Space Administration

Collection Method

Collected by the Galileo Orbiter's PPR (Photopolarimeter-Radiometer) instrument.

Time Range

October 1991

Freshness

2026-03-13 03:44:01.426463

Geography

Asteroid Gaspra encounter location in space