analemma

名词 n.
中文释义

英文释义

名词 n.
  1. A figure-eight curve that results when the Sun's position in the sky is plotted out over the year at the same hour of mean solar time every day.
    — People commonly encounter the equation of time in a strangely distorted figure 8, the analemma (Figure 6.5), frequently seen on terrestrial globes. The analemma is the equation of time plotted against the Sun's declination.

词形变化

analemmas plural analemmata plural

词源

From Ancient Greek ἀνάλημμα (análēmma, “pedestal of a sundial”).
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