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Dimension of the Fixed Stars: With Special Reference to Binaries and Variables of the Algol Type (Classic Reprint) - Softcover
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Excerpt from Dimension of the Fixed Stars: With Special Reference to Binaries and Variables of the Algol Type
Since direct measurements cannot at present be made of the disks of the fixed stars, any information with regard to their dimensions de rived from the amount and character of their light will have a value. This is the course ordinarily taken in the case of a satellite or small planet, and appears to deserve a more extended trial beyond the limits of the solar system than it has yet received. The principal objection to this method is the uncertainty in the numerical value of the intrinsic brightness or other constants involved, which cannot at present be measured with accuracy. The exact formulae will there fore be first given, and hypotheses then introduced regarding the values of these constants.
Let B, b the diameters of the Sun and of any given star, as seen from the Earth, expressed in seconds of arc.
Let I: the intrinsic brightness of the star, that of the sun being taken as unity; in other words, let 1 denote the ratio borne by the quantity of light emitted by the star to that emitted by the Sun from the same superficial area.
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Dimension of the Fixed Stars (Classic Reprint)
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Paperback. Zustand: New. Print on Demand. This book explores the relationship between the size and brightness of stars, with a particular focus on binary and variable stars. The author uses a combination of direct measurements and theoretical models to investigate the properties of these celestial objects. The book begins by discussing the methods used to measure the size and brightness of stars. The author then examines the properties of binary stars, which are systems of two stars that orbit around a common center of mass. The author shows that the orbits of binary stars can be used to determine their masses and sizes. The book also examines the properties of variable stars, which are stars that change in brightness over time. The author shows that the light curves of variable stars can be used to determine their periods and the mechanisms that cause them to vary in brightness. The book concludes by discussing the implications of the author's findings for our understanding of stellar evolution. The author shows that the size and brightness of stars are important factors in determining their lifespan and ultimate fate. This book is a reproduction of an important historical work, digitally reconstructed using state-of-the-art technology to preserve the original format. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in the book. print-on-demand item. Bestandsnummer des Verkäufers 9781528013352_0
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Dimension of the Fixed Stars
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PAP. Zustand: New. New Book. Shipped from UK. Established seller since 2000. Bestandsnummer des Verkäufers LX-9781528013352
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Dimension of the Fixed Stars
Anbieter: PBShop.store UK, Fairford, GLOS, Vereinigtes Königreich
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PAP. Zustand: New. New Book. Shipped from UK. Established seller since 2000. Bestandsnummer des Verkäufers LX-9781528013352
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