light curve

noun

, Astronomy.

1. a graph showing variations in brightness of celestial objects over time.

Word History and Origins

Origin of light curve¹

First recorded in 1885–90

Example Sentences

Such a diagram is called the star's light curve, and we may read from it that at any time between 5h.

From Project Gutenberg

The lower curve is the light-curve of the star during a period of 7.167 days.

From Project Gutenberg

Thus we have valuable evidence in confirmation of the correctness of the conclusions drawn from the light-curve.

From Project Gutenberg

Thus the light curve and the spectroscopic velocity curve are very similar in shape, but one is like the other turned upside down.

From Project Gutenberg

These last are all to be determined from the nature of the light-curve.

From Project Gutenberg