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

Rosetta spacecraft radio science data collected during the PRELANDING phase from 2014-01 21 to 2014-11-18. The dataset contains global gravity measurements for comet 67P/Churyumov–Gerasimenko, specifically covering a 4-hour window on 2014-10-19. It was produced by the National Aeronautics and Space Administration (NASA) and is available in BIN and PDF formats.

Use Cases

• Modeling the internal mass distribution of comet 67P based on gravity measurements.
• Analyzing temporal variations in gravitational pull during the prelanding spacecraft phase.
• Calibrating radio science instrumentation using the recorded signal data.
• Studying comet morphology and density through derived gravity field models.

Strengths

• Data originates from the Rosetta orbiter mission, a primary source for comet 67P.
• Covers a specific 4-hour measurement period on 2014-10-19, providing a focused snapshot.
• Produced by the National Aeronautics and Space Administration, indicating institutional authority.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Row count and total data size are unknown, which may limit suitability assessment.
• Data is from a single, narrow time window, limiting longitudinal analysis.

Provenance

Source

National Aeronautics and Space Administration

Collection Method

Collected via Rosetta spacecraft Radio Science Investigation (RSI) instruments.

Time Range

2014-01-21 to 2014-11-18 (PRELANDING phase), with detailed measurements from 2014-10-19T04:22:05.000 to 2014-10-19T08:19:24.000.

Freshness

Last updated 2026-03-13 17:31:22.509840; freshness should be verified.

Geography

Comet 67P/Churyumov–Gerasimenko.