absolute magnitude

(redirected from Absolute brightness)
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  • noun

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(astronomy) the magnitude that a star would have if it were viewed from a distance of 10 parsecs (32

References in periodicals archive ?
Eric Backus "The Absolute Brightness of Leonard Pelkey" American Blues Theater
It has been proven that the absolute brightness information is of secondary importance to HVS and tends to be largely discarded on very early stages of visual processing through mechanisms of brightness constancy Local contrasts are used instead to convey the wealth of information about the scene [10].
We tested the Illuminator system in four categories: Absolute Brightness, Even Illumination, Relative Brightness, and Contrast Ratio.
The SDSS project entails systematically mapping one-quarter of the entire sky, producing a detailed image of it and determining the positions and absolute brightness of more than 100 million celestial objects, according to the scientists.
New from Tricor Systems are 820 Series video photometers that measure the absolute brightness of any size sample in f[lambda] or cd/[m.sup.2].
The Chicago-area premiere of James Lecesne's "The Absolute Brightness of Leonard Pelkey" follows on March 29.