Space Weather Products and Services

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Swarm Vector Magnetic Field (MAG) - Product description and access

Swarm satellites provide vector measurements of the magnetic field and the magnetic field intensity.

Swarm MAG is provided as Level 1b (L1b) data product with a 1Hz cadence by ESA’s Earth’s Observation program. The data are provided in daily files in Common Data Format (CDF). The product names are MAGx_LR_1B, with x = A, B, C for the 3 satellites respectively.

More information on the Swarm L1b MAG product, including definitions, descriptions, metadata, and data access, is available at: https://swarmhandbook.earth.esa.int/catalogue/SW_MAGx_LR_1B.