ROSETTA-ORBITER 67P: Comet Gravity Measurements from Prelanding Phase

Radio Science data collected by the Rosetta spacecraft during its PRELANDING phase from 2014-01-21 to 2014-11-18. The dataset provides global gravity measurements for comet 67P/Churyumov–Gerasimenko, covering a specific observation window from 2014-09 05T17:48:10.000 to 2014-09-06T00:15:13.000. It originates from the National Aeronautics and Space Administration (NASA).

Use Cases

• Modeling the internal mass distribution of comet 67P based on gravity field data.
• Analyzing temporal variations in the comet's gravity during the prelanding approach phase.
• Calibrating orbital dynamics models for the Rosetta spacecraft using precise radio science measurements.
• Studying the relationship between comet surface features and subsurface density anomalies inferred from gravity data.

Strengths

• Data originates from the authoritative Rosetta mission operated by the National Aeronautics and Space Administration.
• Covers a defined observation period of approximately 6.5 hours on 2014-09-05 to 2014-09-06.
• Focuses on a specific scientific phase (PRELANDING) from 2014-01-21 to 2014-11-18.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Row count and file format are 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 Radio Science Instrument (RSI) on the Rosetta orbiter.

Time Range

2014-01-21 to 2014-11-18 (PRELANDING phase), with specific gravity measurements from 2014-09-05T17:48:10.000 to 2014-09-06T00:15:13.000.

Freshness

Last updated 2026-03-13 18:56:46.933423; freshness should be verified.

Geography

Comet 67P/Churyumov–Gerasimenko.