Popular Astronomy, Volume 50Goodsell Observatory of Carleton College, 1942 |
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Page 122
... distance may easily be computed . It is cus- tomary , however , to leave the result in terms of the parallax . If the distance is desired it may be expressed in many different units . The simplest is the astronomical unit , the mean ...
... distance may easily be computed . It is cus- tomary , however , to leave the result in terms of the parallax . If the distance is desired it may be expressed in many different units . The simplest is the astronomical unit , the mean ...
Page 123
... distance may easily be derived . A somewhat similar process may be applied to moving clusters , that is clusters traveling through space like a swarm of bees . The proper motions of the members of the cluster will give the convergent ...
... distance may easily be derived . A somewhat similar process may be applied to moving clusters , that is clusters traveling through space like a swarm of bees . The proper motions of the members of the cluster will give the convergent ...
Page 134
inner limit , the concavity . The distance from the inner concavity to the central earth again was 22,612 semidiameters of our globe . Stated differently the distance from the earth to the inner concavity of the sphere , and the distance ...
inner limit , the concavity . The distance from the inner concavity to the central earth again was 22,612 semidiameters of our globe . Stated differently the distance from the earth to the inner concavity of the sphere , and the distance ...
Contents
Bolide observed A bright 451 | 114 |
STELLAR DISTANCES FREDERICK SLOCUM | 117 |
METEORITIC FOSSILS BEN HUR WILSON | 125 |
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absolute magnitude American American Astronomical Society American Meteor Society angle appeared Astronomical Society atmosphere average azimuth changes College comets constellation craters Cygni diameter direction distance earth eclipse end point ephemeris errors fireball galactic galaxies given height horizon indicated instruments July June Jupiter latitude Lick Observatory light curve longitude luminosity lunar Mare Imbrium Mars maxima maximum mean measured meridian meteor meteorite method miles minimum moon motion nebulae Notes novae object observations Observatory obtained OCCULTATIONS Ohio orbit paper parallax path perihelion phenomena photographs planet POPULAR ASTRONOMY position predicted present probably problem projectile radiation region reports rotation seen solar spectra spectral type spectrum SS Cygni stellar sunspot surface Table telescope tion train University Variable Star variation velocity Venus visible Yerkes Observatory zenith Zodiacal Light