The Griffith Observer, Volume 10,Edizioni 11-12Griffith Observatory., 1946 |
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Pagina 123
5 Trails of meteors radiating from the head of Draco in upper left corner . A 13 - minute ex- posure ending at 8 P.M. and made by Paul Roques with camera attached to 12 - inch telescope of Griffith Observatory . Object at bottom of trail ...
5 Trails of meteors radiating from the head of Draco in upper left corner . A 13 - minute ex- posure ending at 8 P.M. and made by Paul Roques with camera attached to 12 - inch telescope of Griffith Observatory . Object at bottom of trail ...
Pagina 124
... comet's orbit . Each dot shown must be thought of as representing many millions of particles . Comet's tail points away from direction of sun . Five - minute exposure by Leon Miller showing trails of. Fig . 1. Meteors appear to radiate ...
... comet's orbit . Each dot shown must be thought of as representing many millions of particles . Comet's tail points away from direction of sun . Five - minute exposure by Leon Miller showing trails of. Fig . 1. Meteors appear to radiate ...
Pagina 125
Five - minute exposure by Leon Miller showing trails of meteors coming from direction of upper left . Camera was fixed and earth's rotation caused stars to produce short arcs . Center of arcs is north celestial pole , which is ...
Five - minute exposure by Leon Miller showing trails of meteors coming from direction of upper left . Camera was fixed and earth's rotation caused stars to produce short arcs . Center of arcs is north celestial pole , which is ...
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33 light ALDEBARAN American Meteor American Meteor Society Andromedids Angeles apparent magnitude appear astronomers ASTRONOMICAL SOCIETY Atlas atmosphere average bright brightest stars C. H. Cleminshaw Celestial cluster comet comet's orbit corona days past full December density diameter display distance Draconid eclipse entire sky extra by mail five-minute counts fixed camera FOMALHAUT full moon Griffith Observatory GRIFFITH OBSERVER Griffith Park head of Draco HORIZON hourly rate inferior conjunction interval Jupiter land large number Leaflets Leonids Little Dipper lunar lunar phase magnitude McClanahan ment meteor showers Meteor Society miles minutes MOON First Quarter moon's morning sky November 13 November 23 number of meteors objects October 9 Olivier Pacific Standard Paul Roques photograph Planetarium Show Pleiades Pleiades stars Pleione possible radiation record Refracting Telescope seen shower of meteors shower of October spectra Sunday Sunrise Taurus telescope temperature trails Venus visible