Evershed effect
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English
[edit]Etymology
[edit]Named after British astronomer John Evershed.
Noun
[edit]Evershed effect (plural Evershed effects)
- The radial flow of gas across the photospheric surface of the penumbra of sunspots from the inner border with the umbra towards the outer edge.
Further reading
[edit]- Evershed effect on Wikipedia.Wikipedia