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South Atlantic Anomaly

South Atlantic Anomaly — area in South Atlantic where the Earth's magnetic field is weakest relative to an idealized dipole, so that the inner Van Allen radiation belt comes closest to the Earth's surface (altitude 200 km), exposing satellites to higher-than-usual radiation.

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📍 -26.61000000, -49.06000000Wikidata Q1468412Open in the interactive map & table →