Publications of the Astronomical Society of the Pacific, Volumes 3-4Astronomical Society of the Pacific, 1891 |
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Page 18
... position of the end of the Ring A greatly . The illusion in regard to the prolongation of the principal division I explain by supposing the eye makes this ellipse to be similar to that of the outer ellipse of Ring A , and does not takes ...
... position of the end of the Ring A greatly . The illusion in regard to the prolongation of the principal division I explain by supposing the eye makes this ellipse to be similar to that of the outer ellipse of Ring A , and does not takes ...
Page 28
... position , though out of sight , should be well defined ; otherwise all future measurements would become impossible . The exposure for a Seed's 26 may range between 30 and 50 seconds , whereas the full eclipse could be captured in 3 to ...
... position , though out of sight , should be well defined ; otherwise all future measurements would become impossible . The exposure for a Seed's 26 may range between 30 and 50 seconds , whereas the full eclipse could be captured in 3 to ...
Page 35
... position lies across several N's , and we therefore compute a series of orders of rays . If a is the angle at the disk through which a plane must be turned to change from the disk to the plane of a coronal ray , we find Y , X , Y , 2— X ...
... position lies across several N's , and we therefore compute a series of orders of rays . If a is the angle at the disk through which a plane must be turned to change from the disk to the plane of a coronal ray , we find Y , X , Y , 2— X ...
Page 57
... position as- Latitude 38 ° 56 ′ 15 ′′ north . h m Longitude 5 " 8o.o west . The position of the U. S. Naval Observatory is- Latitude 38 ° 53 ′ 38 ′′ .8 . h Longitude 58m 12.09 . Professor SEARLE has a five - inch refractor in use , but ...
... position as- Latitude 38 ° 56 ′ 15 ′′ north . h m Longitude 5 " 8o.o west . The position of the U. S. Naval Observatory is- Latitude 38 ° 53 ′ 38 ′′ .8 . h Longitude 58m 12.09 . Professor SEARLE has a five - inch refractor in use , but ...
Page 62
... position or magnitude of the smaller stars ( 10 mag . or less ) and that Mr. PIHL gave com- paratively little attention to these . * It is therefore probable that the discrepancies referred to are accidental . Still , they are recorded ...
... position or magnitude of the smaller stars ( 10 mag . or less ) and that Mr. PIHL gave com- paratively little attention to these . * It is therefore probable that the discrepancies referred to are accidental . Still , they are recorded ...
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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