Popular Astronomy, Volume 50Goodsell Observatory of Carleton College, 1942 |
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Page 36
... given for a and for the moment think of the a for Mars on February 1 as 26h 30m 5. Now it is evident at once that ... given for the sun from the a given for the planet , adding 24 hours when necessary to avoid differences exceeding ...
... given for a and for the moment think of the a for Mars on February 1 as 26h 30m 5. Now it is evident at once that ... given for the sun from the a given for the planet , adding 24 hours when necessary to avoid differences exceeding ...
Page 93
... given for the purpose of making these predictions useful for any place within 200 miles of the point indicated . The procedure is as follows : Subtract the longitude of the point given from the longitude of the place in question ...
... given for the purpose of making these predictions useful for any place within 200 miles of the point indicated . The procedure is as follows : Subtract the longitude of the point given from the longitude of the place in question ...
Page 315
... given month and a given longitude only one precise latitude would serve , even as an ap- proximation , and for the precision demanded to reach the moon at its perigee both latitude and longitude are determined once the month is given ...
... given month and a given longitude only one precise latitude would serve , even as an ap- proximation , and for the precision demanded to reach the moon at its perigee both latitude and longitude are determined once the month is given ...
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