apparent magnitude

美 [əˌpærənt ˈmæɡnɪtuːd]英 [əˌpærənt ˈmæɡnɪtjuːd]
  • n.视星等(从地球上观测到的天体亮度的一种量度)
apparent magnitudeapparent magnitude

noun

U视星等(从地球上观测到的天体亮度的一种量度)
a measure of how bright a star, planet, etc. is, as it is seen from the earth

compare absolute magnitude
  1. A simple double temperature model has been developed to study the effects of stellar spots on the apparent magnitude , colour and the apparent lithium abundance of active stars .

    发展了一种简单的双温模型用于研究黑子对活动星的视星等、颜色和视Li丰度的影响。

  2. In its testing , the particles burn with an apparent magnitude of - 1 , which should ensure they 're clearly visible in the night sky , even in the polluted skyline of a metropolis like Tokyo .

    在测试中,粒子燃烧时可以达到-1的视星等,足以在夜晚的天空中清晰看到,即使在东京这样污染严重的城市里。

  3. The Effect of Stellar Spots on the Apparent Magnitude , Colour and Apparent Lithium Abundance of Stars

    恒星黑子对恒星视星等颜色和视锂丰度的影响

  4. A formula used to determine the upper cut off Rc of the fractal structure of the Universe is given by analysis of different apparent magnitude limited catalogues .

    本文给出了用几种达到不同极限星等的星系表确定宇宙分形结构上限截止尺度的公式。

  5. The relation between redshift and apparent magnitude of qso_s with light variation no greater than 0 ~ m.5

    光变幅度不大于0~m.5类星体的视星等&红移关系

  6. For this reason , based on the uncertainty of the observed magnitude , i.e. , the apparent magnitude , the frequency magnitude relation ( Gutenberg Richter relation ) was estimated by assuming the normal distribution of the apparent magnitude around the true one .

    基于这一原因,通过假定视震级(目录震级)围绕着真震级的正态分布,利用频率-震级关系式(古登堡-里克特公式)求真震级下的b值。

  7. The relation between apparent stress and magnitude is discussed in the paper .

    文中还探讨了视应力与震级之间的关系。

  8. In which the distribution data of the apparent strain and the magnitude is relative broad , the data between the apparent strain and the rupturing scale is scattering .

    其中地震视应力σapp与震级分布数据较宽,地震视应力与破裂尺度ra的关系也较分散。