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Results for “Hertzsprung–Russell diagram”
Space & Astronomy
Supergiants
Supergiants are among the most massive and luminous stars, occupying the uppermost region of the Hertzsprung–Russell diagram and spanning a wide temperature range from cool red to hot blue varieties.
MathematicsEffective temperature
**Effective temperature** is the temperature of a blackbody that would emit the same total amount of electromagnetic radiation as a given astronomical object, commonly used to characterize stars.