IHW Comet Halley Photometric Magnitudes: 3,318 Measurements from 1981-1988

3,318 photometric magnitude measurements for Comet Halley collected by NASA's International Halley Watch from December 2, 1981 to May 19, 1988. The data were submitted by scientists to the Photometry and Polarimetry Network and evaluated by Discipline Specialist Teams. This dataset is part of a broader archive that includes contributions from nine scientific disciplines and spacecraft measurements.

Use Cases

• Modeling comet brightness curves based on the photometric magnitude data.
• Analyzing temporal trends in comet activity over the 1981-1988 observation period.
• Correlating photometric data with other IHW discipline data, such as infrared or spectroscopic studies.
• Training models to predict comet magnitude based on observation date and network.

Strengths

• Contains 3,318 specific magnitude measurements.
• Covers a significant 7-year time range from 1981 to 1988.
• Data is part of a curated NASA archive involving specialist team evaluation.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Row count for the full dataset is unknown, which may limit suitability assessment.
• Data may reflect temporal bias inherent to the specific 1980s observation campaign.

Provenance

Source

National Aeronautics and Space Administration (NASA)

Collection Method

Observations submitted by scientists to the International Halley Watch (IHW) Photometry and Polarimetry Network, evaluated by Discipline Specialist Teams.

Time Range

1981-12-02 to 1988-05-19

Freshness

Last updated 2026-03-13 19:00:56.916555; freshness should be verified.

Geography

null