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| abstraction > mathematical concept > number > quantity > velocity > peculiar velocity > solar motion > Evershed effect | 
| Evershed effect comparison table | ||
| Subject | is a kind of | has definition | 
|---|---|---|
| solar motion | peculiar velocity | The velocity of the Sun through space, relative to the local standard of rest. The solar motion is U = -9 kilometers per second, V = +12 kilometers per second, and W = +7 kilometers per second. | 
| Evershed effect | solar motion | The radial motion outward (from the central umbra) of the gases in the penumbral regions of sunspots. | 
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