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单词 apparent magnitude
释义

Definition of apparent magnitude in English:

apparent magnitude

noun
Astronomy
  • The magnitude of a celestial object as it is actually measured from the earth.

    Compare with absolute magnitude
    Example sentencesExamples
    • Having such a metric obviates a major analytic problem caused by discrete characters, which is that units of the same apparent magnitude are not necessarily equivalent.
    • That is, it would be 84,000 times as faint as Quaoar, making its apparent magnitude + 30.8.
    • Sol at - 26.74 apparent magnitude is the brightest star as seen from Earth.
    • The resulting complete image with a million pixels would be as bright as the full Moon at apparent magnitude - 12.5.
    Synonyms
    brightness, brilliance, radiance, luminosity
 
 

Definition of apparent magnitude in US English:

apparent magnitude

nounəˈpɛrənt ˈmæɡnəˌt(j)ud
Astronomy
  • The magnitude of a celestial object as it is actually measured from the earth.

    Compare with absolute magnitude
    Example sentencesExamples
    • Having such a metric obviates a major analytic problem caused by discrete characters, which is that units of the same apparent magnitude are not necessarily equivalent.
    • That is, it would be 84,000 times as faint as Quaoar, making its apparent magnitude + 30.8.
    • Sol at - 26.74 apparent magnitude is the brightest star as seen from Earth.
    • The resulting complete image with a million pixels would be as bright as the full Moon at apparent magnitude - 12.5.
    Synonyms
    brightness, brilliance, radiance, luminosity
 
 
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更新时间:2025/2/5 11:16:34