apparent magnitude

Noun

 * 1)  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

 * French:
 * Irish: méid dhealraitheach
 * Malay: magnitud ketara
 * Portuguese: magnitude aparente
 * Romanian: magnitudine aparentă
 * Russian: ви́димая звёздная величина́