A Lambda Eridani Variable is a class of Be stars that show small amplitude variations of a few hundredths of a magnitude. The variations are highly regular with periods between 0.5 and 2.0 days, and they were initially described as periodic Be stars.
A Lambda Eridani Variable is a class of Be stars that display small, predictable fluctuations in brightness, typically within a range of 0.5 to 2.0 days, which were initially described as periodic Be stars.