parallax

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English

Definitions

noun

An apparent shift in the position of two stationary objects relative to each other as viewed by an observer, due to a change in observer position.
The angle of seeing of the astronomical unit.

verb

To measure (a distance) based on parallax observations.
To produce an illusion of levels of distance by shifting layers at different rates.

Related words

Synonyms

parallax motion motion parallax parallax second forced perspective aberration of light aberration depointing proper motion offset opposition planetary aberration accidental point periodic inequality polar wander lateral aberration perspectivity

Associated

astrometry scrolling mas krona measurements stellar asterism occlusion centauri viewfinder impurity tycho

Rhymes

relax syntax ajax flax wax axe drawbacks knickknacks tracks tax

References