TRGB
English
editNoun
editTRGB (countable and uncountable, plural TRGBs)
- (astronomy) Initialism of Tip of the Red Giant Branch.; A classification of stars on the Hertzsprung-Russell diagram for all stellar populations or of a given sample set, the end of the plot for stars existing on the red giant branch as it branches off from the main sequence.
- Coordinate terms: star, red giant, red giant star, giant star, red giant branch
Derived terms
editFurther reading
edit- Tip of the red giant branch on Wikipedia.Wikipedia