Popular Astronomy, Volume 51Goodsell Observatory of Carleton College, 1943 |
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Page 103
... December 19 and will stay north for several months in the constellation of Ursa Major . When seen here first on the night of December 13 the object appeared as a large coma about 7 ' in diameter with a well - defined nucleus . A faint ...
... December 19 and will stay north for several months in the constellation of Ursa Major . When seen here first on the night of December 13 the object appeared as a large coma about 7 ' in diameter with a well - defined nucleus . A faint ...
Page 505
... December 10.5 . Charts showing the paths of the four planets Mars , Saturn , Uranus , and Neptune during December may be found in the January , 1943 , issue of POPULAR ASTRONOMY ( pp . 34-35 ) . 3 Ibid . , p . 109 . Occultation ...
... December 10.5 . Charts showing the paths of the four planets Mars , Saturn , Uranus , and Neptune during December may be found in the January , 1943 , issue of POPULAR ASTRONOMY ( pp . 34-35 ) . 3 Ibid . , p . 109 . Occultation ...
Page 506
... December 5 . During November and most of December this asteroid's motion is retrograde on a long thin loop , so it is retracing its August - October apparent path , being now less than 2 ° south of the former path , and the direction of ...
... December 5 . During November and most of December this asteroid's motion is retrograde on a long thin loop , so it is retracing its August - October apparent path , being now less than 2 ° south of the former path , and the direction of ...
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