- a graph showing variations in brightness of celestial objects over time.
Origin of light curve
First recorded in 1885–90
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for light curve
The lower curve is the light-curve of the star during a period of 7.167 days.
These last are all to be determined from the nature of the light-curve.
Thus we have valuable evidence in confirmation of the correctness of the conclusions drawn from the light-curve.