Helios 1: 40-Second Merged Magnetic Field and Solar Wind Plasma Data

Helios 1 spacecraft data merges magnetic field and thermal plasma measurements at a 40.5-second cadence. The dataset is provided by the National Aeronautics and Space Administration (NASA) and was last updated in March 2026. It likely contains time-series measurements of the solar wind environment.

Use Cases

• Modeling solar wind propagation based on combined plasma and magnetic field parameters.
• Analyzing correlations between magnetic field strength and plasma density in the inner heliosphere.
• Training time-series forecasting models for space weather events using 40-second resolution data.
• Validating magnetohydrodynamic (MHD) simulations of the solar wind.

Strengths

• Data originates from the authoritative NASA Helios 1 mission.
• Provides merged measurements from two key instrument types (magnetic field and plasma) at a consistent 40.5-second resolution.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Row count and total temporal coverage 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

Merged measurements from the Helios 1 spacecraft instruments.

Time Range

Likely covers the operational period of the Helios 1 mission (launched 1974).

Freshness

Last updated 2026-03-13 07:13:34.059936; freshness should be verified.

Geography

Inner heliosphere, from near Earth orbit towards the Sun.