Publications of the Astronomical Society of the Pacific, Volumes 3-4Astronomical Society of the Pacific, 1891 |
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Page v
... Sun's spots . 91 95 97 to face page IOI • 103 Address of the Retiring President of the Society , at the Third Annual Meeting , March 28 , 1891 , by EDWARD S. HOLDEN . The Astronomical Observatory of the University of Alabama . . IIO ...
... Sun's spots . 91 95 97 to face page IOI • 103 Address of the Retiring President of the Society , at the Third Annual Meeting , March 28 , 1891 , by EDWARD S. HOLDEN . The Astronomical Observatory of the University of Alabama . . IIO ...
Page 28
... sun , the condition of the 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 ...
... sun , the condition of the 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 ...
Page 33
... sun's heat made it impossible to secure photographs of any value . It seemed very desirable to continue the work with an equatorial , and a few months ago it was decided to considerably enlarge our old building , and add a 12 - inch ...
... sun's heat made it impossible to secure photographs of any value . It seemed very desirable to continue the work with an equatorial , and a few months ago it was decided to considerably enlarge our old building , and add a 12 - inch ...
Page 34
... sun at any part of its surface , so far as may be assumed , but are seen from the earth as if projected on the plane ... sun's axis of rotation , of the plane of the Ecliptic , and the plane of the equator at the centre of the sun being ...
... sun at any part of its surface , so far as may be assumed , but are seen from the earth as if projected on the plane ... sun's axis of rotation , of the plane of the Ecliptic , and the plane of the equator at the centre of the sun being ...
Page 43
... Sun's motion in space . The same form of equations has previously been adopted by Dr. BOLTE and by Dr. L. STRUVE ... Sun depending directly on their magnitudes ; Dr. BOLTE has divided the stars used by him into three classes according to ...
... Sun's motion in space . The same form of equations has previously been adopted by Dr. BOLTE and by Dr. L. STRUVE ... Sun depending directly on their magnitudes ; Dr. BOLTE has divided the stars used by him into three classes according to ...
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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