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

The comet 67P/Churyumov-Gerasimenko is the subject of this Rosetta Radio Science dataset. It contains global gravity measurements collected by NASA during the PRELANDING phase from 2014-01 21 to 2014-11-18, with a specific time slice from 2014-09-14T17:13:03.000 to 2014-09-14T23:35:10.000.

Use Cases

• Modeling the internal mass distribution of comet 67P based on gravity field measurements.
• Analyzing temporal variations in the comet's gravity field during the prelanding approach phase.
• Calibrating and validating radio science instrumentation for deep space missions.
• Studying the relationship between a comet's gravity and its surface features.

Strengths

• Data originates from the authoritative Rosetta mission operated by the European Space Agency with NASA involvement.
• Covers a defined prelanding observation period from 2014-01-21 to 2014-11-18.
• Provides a precise 6-hour time slice for detailed gravity analysis on 2014-09-14.

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

Time Range

2014-01-21 to 2014-11-18 (PRELANDING phase), with detailed data from 2014-09-14.

Freshness

Last updated 2026-03-13 22:35:06.398755; freshness should be verified.

Geography

Comet 67P/Churyumov-Gerasimenko in deep space.