The Observatory, Volume 56Editors of the Observatory, 1933 Some vols. for 1886- include a special issue: Annual companion to the Observatory. |
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Page 4
... seems to be no way of accounting for the bar itself upon such an hypothesis . Finally , we see that during the process of contraction , a nebula will by its appearance give no hint of the spiral features which will subsequently appear ...
... seems to be no way of accounting for the bar itself upon such an hypothesis . Finally , we see that during the process of contraction , a nebula will by its appearance give no hint of the spiral features which will subsequently appear ...
Page 231
... seems likely , that electrons are less effective than atoms in producing superelastic collisions we should arrive at a smaller value of r .. It therefore seems unlikely that we can hope for collisions to account for more than 10 per ...
... seems likely , that electrons are less effective than atoms in producing superelastic collisions we should arrive at a smaller value of r .. It therefore seems unlikely that we can hope for collisions to account for more than 10 per ...
Page 308
... seems to have been derived from them . Numerous other records exist , but the first definite determination of a rotation period was due to Sir William Herschel , who , in 1794 , derived a value of 10h 16m 08.4 from the unequal strength ...
... seems to have been derived from them . Numerous other records exist , but the first definite determination of a rotation period was due to Sir William Herschel , who , in 1794 , derived a value of 10h 16m 08.4 from the unequal strength ...
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absorption appears astrographic Astronomer Royal atmosphere atom bands bright BRITISH ASTRONOMICAL ASSOCIATION calcium Cambridge Cape catalogue central intensities centre chromosphere clock colour comet comparison stars computed correction corresponding craters Crommelin curve Decl density determined discussion distance double stars Earth eclipse effect electrons emission ephemeris equation equatorial Eros frequency galaxies George Darwin give given Greaves Greenwich hydrogen instrument interest investigation ionisation Jupiter km./sec latitude layer light lines longitude magnetic magnitude mean measured meridian meteorite meteors method motion nebulæ observations Observatory obtained orbit oscillator paper period photographs planet planetary plates position possible present President probable error Prof Professor Quadrantids radial velocities radiation Right Ascension rotational speed Sir Arthur Eddington Sir Frank Dyson slide Solar Activity spectra spectrograph spectrum spot Steavenson stellar Sun's sunspot surface tables telescope temperature theory University variable variable stars variation wave-length zero