Monthly Notices of the Royal Astronomical Society, Volume 68; Volumes 1907-1908Priestley and Weale, 1908 Includes lists of additions to the Society's library, usually separately paged. |
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Page 3
... reduces the quantity of vapour in the possession of the comet's nucleus ; such vapours , then , are set free in interplanetary space and seem to be spread out , mainly in the plane of the comet's orbit , under the action of repulsive ...
... reduces the quantity of vapour in the possession of the comet's nucleus ; such vapours , then , are set free in interplanetary space and seem to be spread out , mainly in the plane of the comet's orbit , under the action of repulsive ...
Page 12
... reduced to a length equal to about two - thirds or less of the diameter of the umbral image . A long exposure is then given , after which the slit is lengthened , and the exposure continued for a short interval to impress the adjacent ...
... reduced to a length equal to about two - thirds or less of the diameter of the umbral image . A long exposure is then given , after which the slit is lengthened , and the exposure continued for a short interval to impress the adjacent ...
Page 14
... reduced in intensity in umbra and displaced to violet spectra . '05 A.U. in both Probably this is the yttrium line at 4102 541 , intensity o . Mn ? Almost obliterated . Plate Exposed July 16 . in Photo- sphere . Plate 14 LXVIII . I , Mr ...
... reduced in intensity in umbra and displaced to violet spectra . '05 A.U. in both Probably this is the yttrium line at 4102 541 , intensity o . Mn ? Almost obliterated . Plate Exposed July 16 . in Photo- sphere . Plate 14 LXVIII . I , Mr ...
Page 48
... reduced to the epoch 1900 by the ordinary trigonometrical formula with the Struve - Peters ' constants , and in addition the systematic corrections given on p . 321 of Monthly Notices , lxvi . 5 , have been applied . Full details will ...
... reduced to the epoch 1900 by the ordinary trigonometrical formula with the Struve - Peters ' constants , and in addition the systematic corrections given on p . 321 of Monthly Notices , lxvi . 5 , have been applied . Full details will ...
Page 73
... reduced temperature of the vapours in the umbra . I knew nothing about that ; I had not been observing the spot spectrum visually for many years , and in our photographs this phenomenon is not recorded . You see , then , in such a case ...
... reduced temperature of the vapours in the umbra . I knew nothing about that ; I had not been observing the spot spectrum visually for many years , and in our photographs this phenomenon is not recorded . You see , then , in such a case ...
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Common terms and phrases
angle appear Astrographic axis bright brighter Cape Catalogue centre coefficient colour column comet comparison stars computed corrections correlation curve cyanogen David Gill deduced determination distance Double Stars drift E. E. Barnard Earth eclipse epoch equation equatorial faint formula give given Greenwich groups heliometer instrument Julian Day Jupiter latitude lens Lick Observatory limb lines longitude magnitude Max Wolf mean measures meridian method Monthly Notices Moon nebula nucleus number of stars observations obtained orbit outer condensation paper parallax Paris perihelion perihelion passage period perturbations photographs planet plates position present Professor proper motion reduced reflector refraction refractor region right ascension ring Royal Observatory satellite Saturn seen Sept solar spectra spectral class spectroheliograph spectroscope spectrum spot stellar sun-spot Sun's surface Table telescope tion variable Yerkes Observatory zone ΙΟ