ROSETTA-ORBITER 67P: Radio Science Gravity Measurements During Prelanding Phase

From 2014-01-21 to 2014-11-18, the Rosetta spacecraft collected radio science data during its prelanding phase at comet 67P/Churyumov–Gerasimenko. This specific dataset contains global gravity measurements from a 7-hour observation window on 2014-10-22. The data originates from the National Aeronautics and Space Administration.

Use Cases

• Modeling the internal mass distribution and density of comet 67P based on gravity field measurements.
• Analyzing temporal variations in the comet's gravity field during the prelanding observation phase.
• Calibrating or validating orbital dynamics models for the Rosetta spacecraft using precise radio science data.
• Studying the relationship between the comet's shape model and its gravitational signature.

Strengths

• Data covers a defined 7-hour observation window on 2014-10-22, providing a focused snapshot.
• Collected during the dedicated PRELANDING mission phase from 2014-01-21 to 2014-11-18.
• Originates from a NASA mission, suggesting a standardized data collection and processing pipeline.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Row count is unknown, which may limit suitability assessment for specific analytical methods.
• Description metadata is limited; actual data quality and structure require manual inspection after download.

Provenance

Source

National Aeronautics and Space Administration

Collection Method

Collected via the Rosetta orbiter's Radio Science Investigation (RSI) instrument.

Time Range

2014-01-21 to 2014-11-18 (prelanding phase), with detailed measurements from 2014-10-22T15:48:15.000 to 2014-10-22T22:57:04.000

Freshness

Last updated 2026-03-13 03:45:01.870621; freshness should be verified.

Geography

Comet 67P/Churyumov–Gerasimenko