Popular Astronomy, Volume 51Goodsell Observatory of Carleton College, 1943 |
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Page 160
... American tons , and with an effective cross section of about 132 square feet . The retarding effect of the atmosphere on this meteorite was approximately what it would have been on a stone meteorite of weight 97 American tons , of ...
... American tons , and with an effective cross section of about 132 square feet . The retarding effect of the atmosphere on this meteorite was approximately what it would have been on a stone meteorite of weight 97 American tons , of ...
Page 326
... American Astronomers , " by Dr. Joel Stebbins , Professor of Astronomy and Director of Washburn Observatory at the University of Wisconsin , and President of American Astronomical Society ; Address , " On Behalf of American Catholic ...
... American Astronomers , " by Dr. Joel Stebbins , Professor of Astronomy and Director of Washburn Observatory at the University of Wisconsin , and President of American Astronomical Society ; Address , " On Behalf of American Catholic ...
Page 407
... American Meteor Society , -Contributions of the Society for Research on Meteorites : Concerning possible lunar meteoric phenomena . Variable Stars Variable Star Notes from the American Association of Variable Star Observers . Comet ...
... American Meteor Society , -Contributions of the Society for Research on Meteorites : Concerning possible lunar meteoric phenomena . Variable Stars Variable Star Notes from the American Association of Variable Star Observers . Comet ...
Contents
Frontispiece Plate 1 The Moon | 9 |
The Moon Wm W Payne | 16 |
Concerted Observation of the Aurora M A Veeder | 22 |
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altitude American angle appears asteroids Astronomical Society ataxite atmosphere August brighter brightness catalogs celestial colour comet Copernican Copernicus Cygni December determined diameter distance Earth eclipse Ephemeris equinox error estimates explosion eyepiece fall February feet fireball given Goodsell Observatory Greenwich Harlow Shapley Harvard Harvard College Observatory January Jupiter latitude light curve longitude lunar magnitude March Mare Imbrium Mars mass mathematics maximum meteorite method miles Moon Moon's motion navigation nebulae Notes Nova object observations obtained occultation orbit OTERMA parallax path period photographic planet plates Pleione POPULAR ASTRONOMY position present probably Professor proper motions reports rotation Saturn SCRIPTA MATHEMATICA seen siderites solar spectral spectral type spectroscopic sphere SS Cygni stellar surface telescope theory tion Tucson University Variable Star velocity Venus visible visual visual magnitude volume