The Observatory, Volume 56Editors of the Observatory, 1933 Some vols. for 1886- include a special issue: Annual companion to the Observatory. |
From inside the book
Results 1-3 of 82
Page 115
... obtained when the motion of Eros was rapid are excluded , the corresponding results are +0.86 and G9 . The only other good determination of colour variation which I have seen is that made by Delporte and Bourgeois who obtained a colour ...
... obtained when the motion of Eros was rapid are excluded , the corresponding results are +0.86 and G9 . The only other good determination of colour variation which I have seen is that made by Delporte and Bourgeois who obtained a colour ...
Page 116
... obtained with other instruments would also be satisfactorily small . It should be pointed out , however , that results obtained in this investigation will not necessarily apply to other telescopes . Sir Frank Dyson . Dr. Spencer Jones ...
... obtained with other instruments would also be satisfactorily small . It should be pointed out , however , that results obtained in this investigation will not necessarily apply to other telescopes . Sir Frank Dyson . Dr. Spencer Jones ...
Page 362
... obtained two spectra early this year to see whether any further changes had occurred in its spectrum . One of these spectrograms was obtained with 143 hours ' exposure on 3 nights , but was unfortunately fogged in the process . The ...
... obtained two spectra early this year to see whether any further changes had occurred in its spectrum . One of these spectrograms was obtained with 143 hours ' exposure on 3 nights , but was unfortunately fogged in the process . The ...
Other editions - View all
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