Siebte Auflage © Springer-Verlag Berlin Heidelberg 1967, 1974, 1981, 1988, 1991, 1999, 2002 Originally published by Springer-Verlag Berlin Heidelberg New York in 2002 Softcover reprint of the hardcover 5th edition 2002 ISBN 978-6-2 Laustsen with the 3.6 m-telescope of the European Southern Observatory) (© Anglo-Australian Observatory, photograph by David Malin) Frontispiece: The galaxy group (NGC 6769-71) in Pavo with indications of gravitational interaction between the galaxies: faint haloes and connecting arcs, deforming of spiral arms and central regions. Recorded by the Anglo-Australian Telescope. Includes bibliographical references and index. Unsold, Albrecht, 1905- The new cosmos: an introduction to astronomy and astrophysics.- 5th ed./ Albrecht UnsOld, Bodo Baschek translated by William D.
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Library of Congress Cataloging-in-Publication Data. Fachbereich Physik, Freie Universitat Berlin, Arnimallee 14, 14195 Berlin, Germany Bodo Baschek Institut fiir Theoretische Astrophysik Universitat Heidelberg Albert-Oberie-StraBe 2 69120 Heidelberg, Germany Brewer Fifth Edition With 278 Figures lncluding 20 Color Figures Universe: Hubble con tant h Ho/(50km s- 1 MpcHubble timeĬosmos An lntroduc tion to Astrono my and Astrophysics Translated by William D. Milky Way: Distance un -galactic center Rotational velocity Sun: Radius Mas Luminosit y Effective temperatu re urface gravity Ab olute vi ual magnitudeĬritical density Temperatu re of the microwav e backgroun d radiation Planck time ponds to a brightness ratio of 2.512 = I0°.1Ī tronomical unit Parsec idereal year Tropical year Magnitude 72, 351Īstronomical Constants and Units I AU= 1.496 Taylor: CODATA recommended values of the fundamental physical constants: 1998.
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For more precise values (with error limits) see P.J.
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1o- 29 1.0974 ġ All numerical values were rounded to 5 significant digits. k Fine- tructure con tant, a Compton wavelength of the proton Ap electron Ae Classical electron radiu, rc Thomson cro ection, aT Rydberg's con tant, R I st Bohr radiu. Pecific charge of the electron, efme Avogadro's number, NA Univer al gas con tant, :R Boltzmann' con tant. mu = u Ret ma ofth proton lllp neutron mn electron me hydrogen atom ntH tnp/llle Gravitational con tant, G Velocity of light in vacuum, c Magnetic field constant, JJ-oĨ.8542♱0- 12 = Asv - 1 m 6.6261.