Astronomy View all facts Glossary Help |
abstraction > mathematical concept > number > quantity > solid angle |
solid angle comparison table |
Subject | has unit | is a kind of | has value | has definition |
---|---|---|---|---|
isoplanatic patch | solid angle | The angular region on the sky over which the wavefront correction applied by an adaptive optics system remains valid. It is relatively small and therefore a nearby reference star is also required. |
Next quantity: statistical quantity Up: quantity Previous quantity: radiation measurement