apparent magnitude

English
Asteroid 65 Cybele and 2 stars with their apparent magnitudes labeled.

Noun

apparent magnitude (countable and uncountable, plural apparent magnitudes)

  1. (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

Translations
measure of the brightness of a heavenly body
This article is issued from Wiktionary. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.