The Journal of the Royal Astronomical Society of Canada, Volume 54Royal Astronomical Society of Canada, 1960 List of officers and members for 1909, 1914, 1919, 1931, separately paged are included in v. 2, 8, 13, 25, respectively. |
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Résultats 1-3 sur 14
Page 81
... photographic infrared region of the spectrum . An analysis of the rotation - vibration bands of the CN molecule in the near - infrared is also nearing completion . A solar magnetograph is being constructed and may be in operation late ...
... photographic infrared region of the spectrum . An analysis of the rotation - vibration bands of the CN molecule in the near - infrared is also nearing completion . A solar magnetograph is being constructed and may be in operation late ...
Page 128
... photographic , and visual observation of meteors , commenced in 1947 , is being actively pursued . The radio work emphasizes the recording of detailed meteor echoes and a continuous counting of radio meteors . IBM machine methods of ...
... photographic , and visual observation of meteors , commenced in 1947 , is being actively pursued . The radio work emphasizes the recording of detailed meteor echoes and a continuous counting of radio meteors . IBM machine methods of ...
Page 293
... photographic magnitude , with a mean cycle of 30 days . The colour index is small , so the visual range is about the same as the photographic . Any observer who can observe down to about the 13th magnitude should find this an ...
... photographic magnitude , with a mean cycle of 30 days . The colour index is small , so the visual range is about the same as the photographic . Any observer who can observe down to about the 13th magnitude should find this an ...
Table des matières
The Reversing Rapids at Saint John New Brunswick | 47 |
Meteor News The Auroral Green Line in a Leonid Spectrum Peter M Millman | 193 |
Review of Publications The Transits of Venus A Study of EighteenthCentury | 200 |
10 autres sections non affichées
Autres éditions - Tout afficher
Journal de la Société Royale D'astronomie Du Canada, Volumes 48 à 49 Royal Astronomical Society of Canada Affichage du livre entier - 1895 |
Journal de la Société Royale D'astronomie Du Canada, Volume 102 Royal Astronomical Society of Canada Affichage d'extraits - 2008 |
Journal de la Société Royale D'astronomie Du Canada, Volume 103 Royal Astronomical Society of Canada Affichage d'extraits - 2009 |
Expressions et termes fréquents
absolute magnitude absorption acceleration Andromeda galaxy angle antenna pattern array aurora axis bands binaries carbon stars Centre Cepheids co-ordinates components compound interferometer constant curve David Dunlap Observatory determined distance distance modulus Dominion Astrophysical Observatory double stars drift-curve earth eclipse elements elliptic orbit emission equation filter galactic galaxy globular clusters gravitational interstellar JOUR Kepler's luminosity mass maxima maximum Mayall Mayan McKellar measured meteor meteorites minutes of arc molecules Montreal Centre motion Mount Stromlo Mount Stromlo Observatory National Research Council Nova observations obtained Ontario optical Ottawa parabolic particles Penticton periastron period PH.D physical planet plate polar President programme R. M. Petrie radiation radio radius vector region ROYAL ASTRONOMICAL SOCIETY semi-axis major SOCIETY OF CANADA solar space spectra spectrograph spectroscopic spectroscopic binaries spectrum stellar telescope temperature Toronto Toronto Centre VARIABLE STAR velocity Victoria visual wave-length