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

Rosetta spacecraft gravity data collected during the PRELANDING phase from 2014-01-21 to 2014-11-18. The dataset provides a global gravity measurement for comet 67P/Churyumov–Gerasimenko, with a specific time range from 2014-09-15T06:17:02.000 to 2014-09-15T15:10:07.500. It originates from NASA's Radio Science Investigation (RSI) instrument suite.

Use Cases

• Model the internal mass distribution of comet 67P based on the global gravity measurement.
• Analyze temporal variations in the comet's gravity field during the prelanding phase.
• Validate and refine spacecraft trajectory and navigation models using radio science data.
• Study the relationship between surface features and subsurface density anomalies using gravity data.

Strengths

• Data originates from a dedicated interplanetary mission (Rosetta) operated by NASA.
• Covers a defined prelanding observation phase from 2014-01-21 to 2014-11-18.
• Provides a global gravity measurement for a specific comet (67P).

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

Time Range

2014-01-21 to 2014-11-18 (PRELANDING phase), with a specific measurement interval on 2014-09-15.

Freshness

Last updated 2026-03-13 17:08:15.544342; freshness should be verified.

Geography

Comet 67P/Churyumov–Gerasimenko.