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
... shown that things as small as molecules cannot , as such , be repelled by radiation - pressure . It is generally held that molecules are of linear dimensions of the order of 10-8 cms . , whilst the wave - length of green light is of the ...
... shown that things as small as molecules cannot , as such , be repelled by radiation - pressure . It is generally held that molecules are of linear dimensions of the order of 10-8 cms . , whilst the wave - length of green light is of the ...
Page 6
... shown ( Astroph . Jour . , xxvi . 28 ) that the lines of the cyanogen bands are not appreciably displaced in the spectrum of the electric arc , even at the highest pressures used by him ( 100 atmospheres ) . The instrument used for the ...
... shown ( Astroph . Jour . , xxvi . 28 ) that the lines of the cyanogen bands are not appreciably displaced in the spectrum of the electric arc , even at the highest pressures used by him ( 100 atmospheres ) . The instrument used for the ...
Page 10
... shown to be in the solar atmosphere in the same sense that iron and chromium are . The wave - lengths of the cyanogen lines used in this determina- tion have been also deduced with reference to three iron lines as standards . They are ...
... shown to be in the solar atmosphere in the same sense that iron and chromium are . The wave - lengths of the cyanogen lines used in this determina- tion have been also deduced with reference to three iron lines as standards . They are ...
Page 12
... shown an entire absence of details which could be certainly distinguished from the adjacent photosphere spectrum . Recently , however , with improved apparatus and exceptionally favourable atmospheric conditions , a series of spectra ...
... shown an entire absence of details which could be certainly distinguished from the adjacent photosphere spectrum . Recently , however , with improved apparatus and exceptionally favourable atmospheric conditions , a series of spectra ...
Page 16
... shown are a pair of extremely bright lines in the ultra - violet , corresponding with the nucleus of the comet , * aud a series of monochromatic images of the tail , having the following approximate wave - lengths : - △ 358 , 369 , 378 ...
... shown are a pair of extremely bright lines in the ultra - violet , corresponding with the nucleus of the comet , * aud a series of monochromatic images of the tail , having the following approximate wave - lengths : - △ 358 , 369 , 378 ...
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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