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 4
... considerable diameter , ranging from about 12 mm . to 100 mm . , is surrounded by a few coils of thick wire , the ends of which are connected with two Leyden jars or plate condensers . The dis- charge of such charged condensers is ...
... considerable diameter , ranging from about 12 mm . to 100 mm . , is surrounded by a few coils of thick wire , the ends of which are connected with two Leyden jars or plate condensers . The dis- charge of such charged condensers is ...
Page 8
... considerable region of the spectrum near the cyanogen bands . The photographs dealt with may be divided into two classes : firstly , about 35 " adjustment photographs " taken for finding the best adjustment of the instrument and for ...
... considerable region of the spectrum near the cyanogen bands . The photographs dealt with may be divided into two classes : firstly , about 35 " adjustment photographs " taken for finding the best adjustment of the instrument and for ...
Page 12
... considerable number of photographs of sun - spot spectra , taken in the ordinary way , in the region more refrangible than G , have from time to time been examined in detail by the writer , but , excepting always the hydrogen lines and ...
... considerable number of photographs of sun - spot spectra , taken in the ordinary way , in the region more refrangible than G , have from time to time been examined in detail by the writer , but , excepting always the hydrogen lines and ...
Page 13
... considerable number of the lines visible in the umbral spectrum could not be traced on the photosphere spectrum , the positions of these were measured with a micrometer with respect to neighbouring known lines , from which the wave ...
... considerable number of the lines visible in the umbral spectrum could not be traced on the photosphere spectrum , the positions of these were measured with a micrometer with respect to neighbouring known lines , from which the wave ...
Page 25
... considerable absorption of light was indicated , a quantity quite sufficient to detract from the efficiency of the combination . I Inquiry was next made into the probable causes of the deposi- tion of the crystals . The weathering of ...
... considerable absorption of light was indicated , a quantity quite sufficient to detract from the efficiency of the combination . I Inquiry was next made into the probable causes of the deposi- tion of the crystals . The weathering of ...
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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