semiregular variable star

C19648
concept

A semiregular variable star is a pulsating giant or supergiant star whose brightness varies with somewhat predictable but not strictly regular periods and amplitudes.

All labels observed (2)

Label Occurrences
pulsating variable star 8
semiregular variable star canonical 4

Description generation (CDg)

The one-sentence description above was generated by prompting gpt-5.1 with the class name and this instruction.

Instruction
generate a one-sentence description for a given conceptual class.
# Response Format
Return only the sentence: "Description: [one-sentence description of the conceptional class]"
Input
Class: semiregular variable star
Generated description
A semiregular variable star is a pulsating giant or supergiant star whose brightness varies with somewhat predictable but not strictly regular periods and amplitudes.

Instances (11)

Instance Via concept surface
Betelgeuse
variable star R Scuti
surface form: R Scuti
pulsating variable star
variable star WZ Scuti
surface form: WZ Scuti
pulsating variable star
variable star UY Scuti
surface form: UY Scuti
pulsating variable star
R Scuti pulsating variable star
Delta Scuti pulsating variable star
RR Lyrae variable stars
surface form: RR Lyrae variable star
pulsating variable star
HD 39801
Mira pulsating variable star
Gamma Doradus pulsating variable star
α Herculis
surface form: α Herculis A