Journal de la Société Royale D'astronomie Du Canada, Volume 102Royal Astronomical Society of Canada., 2008 List of officers and members for 1909, 1914, 1919, 1931, separately paged are included in v. 2, 8, 13, 25, respectively. |
À l'intérieur du livre
Résultats 1-3 sur 13
Page 188
... photographic plate , occasionally coupled to an image intensifier . Unfortunately , photographic emulsions , even those especially prepared for astronomy , could detect but one incident photon in a hundred - a situation aggravated in ...
... photographic plate , occasionally coupled to an image intensifier . Unfortunately , photographic emulsions , even those especially prepared for astronomy , could detect but one incident photon in a hundred - a situation aggravated in ...
Page 190
... photographic emulsion . The low spatial resolution allowed us to use a very wide spectrograph entrance slit ; it passed all of the light in the star - like nucleus but brighter sources . However , the resulting high signal - to - noise ...
... photographic emulsion . The low spatial resolution allowed us to use a very wide spectrograph entrance slit ; it passed all of the light in the star - like nucleus but brighter sources . However , the resulting high signal - to - noise ...
Page 196
... photographic observations dating back to 1918 May 6 , another being the user - friendly digital archive , the Canadian Astronomy Data Centre ( CADC ) , which has world status and ( many argue ) world supremacy . Yet despite the modest ...
... photographic observations dating back to 1918 May 6 , another being the user - friendly digital archive , the Canadian Astronomy Data Centre ( CADC ) , which has world status and ( many argue ) world supremacy . Yet despite the modest ...
Table des matières
Editorial 18 A Moment With Dr Richard Cyburt | 18 |
Peas in a | 24 |
Gizmos | 44 |
Droits d'auteur | |
1 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 |
The Journal of the Royal Astronomical Society of Canada, Volume 54 Royal Astronomical Society of Canada Affichage d'extraits - 1960 |
Journal de la Société Royale D'astronomie Du Canada, Volume 103 Royal Astronomical Society of Canada Affichage d'extraits - 2009 |
Expressions et termes fréquents
amateur astronomers asteroid Astrophysical binoculars bright Bruce McCurdy camera Canadian astronomers CASTOR Centre c/o Centre PO Box Ceres CFHT Chant clouds cluster colour comet crater dark Deep-Sky detected Dominion Astrophysical Observatory Doug Hube Earth eclipse Editor Edmonton Centre event eyepieces field of view Figure galaxies Halifax Hamilton Centre instruments Internet interstellar Journal JRASC Jupiter light pollution look lunar magnification magnitude Mars mass Mercury meteor meteorite Mississauga Centre Moon National Nebula night objects Observatory Observer's Handbook observing occultation Ontario optical orbit Ottawa Centre physics pixels planetary planets RASC RASC members refractors Royal Astronomical Society sample satellites Science scope shadow skies Society of Canada Solar System spectrograph stellar Szeidl telescope Toronto Centre University Vancouver Centre variable star velocity Venus Warren Finlay white dwarf William Optics Winnipeg Centre YZ Boo Zhou