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luminosity |
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luminosityIn astronomy, amount of light emitted by a star, expressed as the rate at which it emits energy, as absolute magnitude, or as a ratio to the luminosity of the Sun. The apparent brightness of an object results from its luminosity and its distance from the observer. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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He is in effect exploring his own fragmentary, fleeting, but nonetheless powerful feelings about his origin, universalizing them through the meandering differentiations of painterly surface, nuanced with shifting luminosities and sudden blackness. Like light bulbs of different wattages, the bursts come in a wide range of luminosities, Kulkarni notes. SIM will also be determining the angular positions and intrinsic luminosities of stars in the Milky Way galaxy, and the distances to nearby galaxies using rotational parallax. |
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