Polar PWI: High-Frequency Plasma Waveform Data from the Polar Satellite

Polar Plasma Wave Instrument data captures unattenuated electromagnetic waves from 20Hz to 16,000Hz. The dataset is produced by NASA and was last updated in March 2026. Its high-frequency waveform receiver operates with a sampling rate of 35.71 kHz.

Use Cases

• Classifying types of plasma waves (e.g., chorus, hiss) based on the described frequency range and operational modes.
• Analyzing wave propagation and energy transfer in Earth's magnetosphere based on high-frequency time-domain field measurements.
• Modeling wave-particle interactions using the high-resolution waveform data captured by the Polar satellite instrument.

Strengths

• Data originates from NASA's Polar satellite mission, a recognized source for space physics.
• The waveform receiver captures a specific, unattenuated frequency range from 20Hz to 16,000Hz.
• Last update recorded as March 2026, suggesting ongoing metadata management.

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.
• Description metadata is limited; actual data quality requires manual inspection after download.

Provenance

Source

National Aeronautics and Space Administration (NASA)

Collection Method

Collected by the Plasma Wave Instrument (PWI) on the Polar satellite.

Time Range

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Freshness

Last updated 2026-03-13 07:39:28.859881; freshness should be verified.

Geography

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