ROSETTA-ORBITER: Radio Science Gravity Measurements at Comet 67P, October 2014

NASA's Rosetta Radio Science data set contains global gravity measurements for comet 67P/Churyumov–Gerasimenko. The data was collected during the PRELANDING phase from 2014-01 21 to 2014-11-18, with this specific file covering a period on 2014-10-23. It is part of the RSI 1/2/3 instrument suite data release version 1.0.

Use Cases

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

Strengths

• Data originates from the authoritative Rosetta mission operated by ESA with NASA involvement.
• Covers a defined prelanding operational phase from January to November 2014.
• Provides a specific, high-precision time range for gravity measurements on 2014-10-23.

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

Time Range

2014-01-21 to 2014-11-18 (PRELANDING phase), with specific measurements from 2014-10-23T02:54:10.000 to 2014-10-23T14:45:48.500.

Freshness

Last updated 2026-03-13 18:16:49.749784; freshness should be verified.

Geography

Comet 67P/Churyumov–Gerasimenko.