apparent magnitude

Noun

countable uncountable

(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

Japanese Meaning

天体などの明るさを数値で表す尺度。数値が低いほど明るくなり、1単位減少すると受光量が約2.512倍に増加する（視等級とも呼ばれる）。

What is this buttons?

The telescope's calibration chart lists each star's apparent magnitude next to its spectral type.

Google Translation / DeepL Translation

望遠鏡の校正表には、各恒星の見かけの等級がスペクトル型の横に記載されています。

Details

Sense（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

apparent magnitudes

（ plural ）

Details

apparent magnitude

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