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 215
... distribution in the undistorted con- figuration . The problem is what is the nature of this functional dependence ? It is clear that to answer this problem comprehensively we must consider all the possible density - distributions which ...
... distribution in the undistorted con- figuration . The problem is what is the nature of this functional dependence ? It is clear that to answer this problem comprehensively we must consider all the possible density - distributions which ...
Page 216
... distribution . Hence if we really want to determine completely the functional dependence of the distortions on the density - distribution we must consider the different possible density - distribu- tions which can be associated with a ...
... distribution . Hence if we really want to determine completely the functional dependence of the distortions on the density - distribution we must consider the different possible density - distribu- tions which can be associated with a ...
Page 304
... distribution of these emission lines depends essentially on the intensity distribution of the incident light . In general , the transition i to k is stimulated by radiation which contains a uniform intensity over the whole frequency ...
... distribution of these emission lines depends essentially on the intensity distribution of the incident light . In general , the transition i to k is stimulated by radiation which contains a uniform intensity over the whole frequency ...
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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