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 142
... corresponding to all possible values Pmax . , we get a curve such as is shown here relating Pmax . and Pmax . We can also find lower limits to the pressure corresponding to any given density , since the material will satisfy some ...
... corresponding to all possible values Pmax . , we get a curve such as is shown here relating Pmax . and Pmax . We can also find lower limits to the pressure corresponding to any given density , since the material will satisfy some ...
Page 277
... corresponding emissions in the centres of Fraunhofer lines at the centre of the solar disc . If the photosphere were removed to leave a chromospheric shell still emitting , it would presumably look like the Ring Nebula , for at the limb ...
... corresponding emissions in the centres of Fraunhofer lines at the centre of the solar disc . If the photosphere were removed to leave a chromospheric shell still emitting , it would presumably look like the Ring Nebula , for at the limb ...
Page 296
... corresponding to states of the atom , in which electrons have become detached from the atom . The state of lowest energy is called the normal state . It often happens that to an energy level E ; there belongs a number g ; of permissible ...
... corresponding to states of the atom , in which electrons have become detached from the atom . The state of lowest energy is called the normal state . It often happens that to an energy level E ; there belongs a number g ; of permissible ...
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Common terms and phrases
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