Publications of the Astronomical Society of the Pacific, Volumes 3-4Astronomical Society of the Pacific, 1891 |
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Page x
... Atmospheric Absorption of the Photographic Rays , by J. M. SCHAEBERLE 296 Minutes of the Meeting of the Directors , September 5 , 1891 • 298 Members elected 298 Committee appointed 298 Minutes of the Meeting of the Society , September 5 ...
... Atmospheric Absorption of the Photographic Rays , by J. M. SCHAEBERLE 296 Minutes of the Meeting of the Directors , September 5 , 1891 • 298 Members elected 298 Committee appointed 298 Minutes of the Meeting of the Society , September 5 ...
Page 14
... atmosphere is noted on a scale of 5 perfectly steady , 3 average , I extremely unsteady . Notes added in copying for publication have been put in brackets [ ] . Notes of Observations of Saturn . 1879 , Sept. 24 , 12h W. m . t . 26 ...
... atmosphere is noted on a scale of 5 perfectly steady , 3 average , I extremely unsteady . Notes added in copying for publication have been put in brackets [ ] . Notes of Observations of Saturn . 1879 , Sept. 24 , 12h W. m . t . 26 ...
Page 28
... atmosphere , the light - ratio of the lens , the size of the stop , the focal length of the objective , the proper illumination of the object to be photographed , etc. Atmospheric disturbances are , perhaps , the most important factors ...
... atmosphere , the light - ratio of the lens , the size of the stop , the focal length of the objective , the proper illumination of the object to be photographed , etc. Atmospheric disturbances are , perhaps , the most important factors ...
Page 50
... M. JANSSEN's expedition was to deter- mine whether oxygen exists in the solar atmosphere . When the solar spectrum is examined with a spectroscope , at sea level , some lines are seen which may be due to oxygen in the 50 Publications of ...
... M. JANSSEN's expedition was to deter- mine whether oxygen exists in the solar atmosphere . When the solar spectrum is examined with a spectroscope , at sea level , some lines are seen which may be due to oxygen in the 50 Publications of ...
Page 51
... atmosphere is less and less , as the station chosen is higher and higher , naturally . In October , 1888 , M. JANSSEN made the ascent of Mount Blanc as far as the Grands- Mulets ( about 9800 feet above sea ) , and obtained satisfactory ...
... atmosphere is less and less , as the station chosen is higher and higher , naturally . In October , 1888 , M. JANSSEN made the ascent of Mount Blanc as far as the Grands- Mulets ( about 9800 feet above sea ) , and obtained satisfactory ...
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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