Speakur

Word Pronunciation & Dictionary

apparent magnitude

Word Rarity Rare

Frequency: 3.83 in modern English

Syllables
ap-par-en-t -mag-ni-tude
IPA
25
Scrabble Score
17
Letters
7
Syllables
11
Unique Chars

Meaning

noun

a numerical measure of the brightness of a star, planet etc.; a star with apparent magnitude 0 gives an illuminance of 2.54 microlux just outside the earth's atmosphere, or 82% of that (2.08 microlux) under clear skies, and every increase of 1 unit represents a decrease in the light received by a factor of 2.512.

Countable; Uncountable

Usage

Inflected Forms

apparent magnitudes (plural)

Phrases

absolute magnitude bolometric magnitude

Frequently Paired Words

absolute magnitude bolometric magnitude

Questions

What does apparent magnitude mean?
a numerical measure of the brightness of a star, planet etc.; a star with apparent magnitude 0 gives an illuminance of 2.54 microlux just outside the earth's atmosphere, or 82% of that (2.08 microlux) under clear skies, and every increase of 1 unit represents a decrease in the light received by a factor of 2.512.

How to pronounce apparent magnitude

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