Publications of the Astronomical Society of the Pacific, Volumes 3-4Astronomical Society of the Pacific, 1891 |
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Page 26
... disc . Why , then , should the almost beamless nebula be * Professor of Astronomy , University of St. Louis , Missouri . photographed , and a bright satellite leave no impression ? 26 Publications of the Coronal Extension, by C M ...
... disc . Why , then , should the almost beamless nebula be * Professor of Astronomy , University of St. Louis , Missouri . photographed , and a bright satellite leave no impression ? 26 Publications of the Coronal Extension, by C M ...
Page 27
... discs reflecting nearly the same amount of light . Thus far I have advanced no new theory . I have stated a fact which Prof. HOLDEN has alluded to in his article on the eclipse of December 21st , a fact well understood by the scientific ...
... discs reflecting nearly the same amount of light . Thus far I have advanced no new theory . I have stated a fact which Prof. HOLDEN has alluded to in his article on the eclipse of December 21st , a fact well understood by the scientific ...
Page 97
... disc . February 9 , 7-91 P. M .: The Zodiacal light appears pretty plain . Northern limb : 347 ° + 3 ° , 357 ° + 6 ° , 7 ° + 9 ° , 14 ° + 12 ° , 21 ° 14 ° , 28 ° 17 ° . Southern limb : 7 ° + 19 ° , 11 ° + 9 ° , 13 ° + 0 ° , 20 ° + 6 ...
... disc . February 9 , 7-91 P. M .: The Zodiacal light appears pretty plain . Northern limb : 347 ° + 3 ° , 357 ° + 6 ° , 7 ° + 9 ° , 14 ° + 12 ° , 21 ° 14 ° , 28 ° 17 ° . Southern limb : 7 ° + 19 ° , 11 ° + 9 ° , 13 ° + 0 ° , 20 ° + 6 ...
Page 98
... disc . March 15 , April 1 , 3 , 4 , 5 , 6 , 7 , 8 , 9 , 14 , 20 , 27 : The sun had no spots on its surface . April 29 , 51 P. M .: A group of more than fifteen sun - spots is situated in a south heliographic latitude . April 30 , 8h ...
... disc . March 15 , April 1 , 3 , 4 , 5 , 6 , 7 , 8 , 9 , 14 , 20 , 27 : The sun had no spots on its surface . April 29 , 51 P. M .: A group of more than fifteen sun - spots is situated in a south heliographic latitude . April 30 , 8h ...
Page 99
... disc . July 10 , 72 A. M .: While the first group has decreased , the mentioned circular spot has grown larger and has been provided with a narrow penumbra , and in the neighborhood five faint black points are visible , but already at ...
... disc . July 10 , 72 A. M .: While the first group has decreased , the mentioned circular spot has grown larger and has been provided with a narrow penumbra , and in the neighborhood five faint black points are visible , but already at ...
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Common terms and phrases
angle aperture appears Astronomical Astronomical Society atmosphere August axis bright BURCKHALTER California Street Catalogue Chicago Section chronometer Comet Committee copies corona coronal pole crater dark diameter Directors disc distance drawings E. E. BARNARD eclipse elected elongated equator equatorial exposure eye-piece HOLDEN inches instrument J. M. SCHAEBERLE July Jupiter Jupiter's KEELER latitude Library Lick Observatory light limb London longitude lunar magnitude means meeting meridian meridian circle meteors minutes Miss CLERKE MOLERA Moon Mount Hamilton nebula negatives object observations obtained Pacific parallax Paris photographic PIERSON planet plates polar position present Prof Professor WEINEK proper motions Publications radiant rays reference book right ascension ring San Francisco satellite SCHMIDT Secretary seen shadow solar spectra spectrum spot stars stellar sun-spots sun's telescope temperature tion TRANSIT OF MERCURY U. S. Naval Observatory University visible W. H. S. MONCK W. W. CAMPBELL Washington Zodiacal light