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单词 diurnal aberration
释义

Diurnal aberration


(Anat.) the aberration of light arising from the effect of the earth's rotation upon the apparent direction of motion of light.

See also: Diurnal

diurnal aberration


diurnal aberration

[dī′ərn·əl ‚ab·ə′rā·shən] (astronomy) Aberration caused by the rotation of the earth; its value varies with the latitude of the observer and ranges from zero at the poles to 0.31 second of arc. Also known as daily aberration.
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更新时间:2024/11/13 17:21:32