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Definition 2025
apparent_magnitude
apparent magnitude
English
Asteroid 65 Cybele and 2 stars with their apparent magnitudes labeled.
Noun
apparent magnitude (plural apparent magnitudes)
- (astronomy) a numerical measure of the brightness of a star, planet etc.; a decrease of 1 unit represents an increase in the light received by a factor of 2.512
Related terms
Translations
measure of the brightness of a heavenly body
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