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| abstraction > mathematical concept > number > quantity > temperature > effective temperature | 
| effective temperature (Teff)  | ||||
| subject | fact | |||
| effective temperature | has symbol Teff | ![]()  | 
| has definition The temperature that a blackbody would have which emitted the same amount of energy per unit area as the star does: it is a temperature characteristic of the surface region. Teff of Sun, 5800 K. | ![]()  | |
| is a kind of temperature | ![]()  | |
| temperature | has unit temperature unit | ![]()  | 
| number | has value | ![]()  |