Popular Astronomy, Volume 50Goodsell Observatory of Carleton College, 1942 |
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Page 32
... telescope . The sidero- stat telescope automatically follows a star or planet across the sky , so that the observer need not make adjustments while he is looking . The Planetarium's observatory is divided into two rooms - one kept at ...
... telescope . The sidero- stat telescope automatically follows a star or planet across the sky , so that the observer need not make adjustments while he is looking . The Planetarium's observatory is divided into two rooms - one kept at ...
Page 253
... telescope somewhat more delicate is not surprising . Many an observer has been embarrassed at times to find that after adding some new attachment to his telescope and balancing it near the meridian the instrument has a tendency to run ...
... telescope somewhat more delicate is not surprising . Many an observer has been embarrassed at times to find that after adding some new attachment to his telescope and balancing it near the meridian the instrument has a tendency to run ...
Page 412
... telescope of two feet focal length , made by Short , and a magnifying power of ninety times ; An achromatic telescope of 4 feet , made by Dollond , magnifying 40 times ; A reflecting telescope , made by Nairne , magnifying 55 times ; A ...
... telescope of two feet focal length , made by Short , and a magnifying power of ninety times ; An achromatic telescope of 4 feet , made by Dollond , magnifying 40 times ; A reflecting telescope , made by Nairne , magnifying 55 times ; A ...
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