Popular Astronomy, Volume 50Goodsell Observatory of Carleton College, 1942 |
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Page 77
... error were removed the probable errors of the observations could not be reduced by as much as one half . There is one way in which the probable error , in units of time , could be reduced . If the instrument were placed at the equator ...
... error were removed the probable errors of the observations could not be reduced by as much as one half . There is one way in which the probable error , in units of time , could be reduced . If the instrument were placed at the equator ...
Page 249
... errors be reported and that they would be considered and published if deemed of sufficient import- ance . Dr. Lafleur , himself , has pointed out the list of errors which follows . Readers will be interested in studying these comments ...
... errors be reported and that they would be considered and published if deemed of sufficient import- ance . Dr. Lafleur , himself , has pointed out the list of errors which follows . Readers will be interested in studying these comments ...
Page 315
Errors in " Marvelous Voyages - III " The list of errors which follows was compiled by Dr. Laurence J. Lafleur , the contributor of the paper , published in the April ( 1942 ) issue of this magazine , to which the errors pertain . As ...
Errors in " Marvelous Voyages - III " The list of errors which follows was compiled by Dr. Laurence J. Lafleur , the contributor of the paper , published in the April ( 1942 ) issue of this magazine , to which the errors pertain . As ...
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