M4 Millimagnitude RR Lyrae Light Curves from Kepler/K2

Three stars in the globular cluster M4 exhibit a new class of stellar variability at the millimagnitude level, not previously seen in similar stars. The dataset contains about 80 days of light curve data derived from NASA's Kepler/K2 mission images. Joshua Wallace of Princeton University authored this dataset.

Use Cases

• Detecting and characterizing millimagnitude-level stellar variability based on the light curve data.
• Classifying new types of variable stars based on the described RR Lyrae-like patterns.
• Analyzing time-series photometry from space telescopes based on the Kepler/K2 mission source.
• Studying stellar populations within globular clusters based on the M4 cluster location.

Strengths

• Data originates from NASA's Kepler/K2 mission, a high-precision space observatory.
• Describes a new class of stellar variability, indicating unique scientific value.
• Includes about 80 days of continuous time-series measurements for three stars.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Row count and file size are unknown, which may limit suitability assessment.
• Last update date is unknown; freshness unverified.

Provenance

Source

NASA's Kepler/K2 mission

Collection Method

Derived from images taken by the Kepler/K2 space telescope.

Time Range

Approximately 80 days of observation.

Freshness

Last updated date is unknown.

Geography

Globular cluster M4.