Monthly Notices of the Royal Astronomical Society, Volume 53Priestley and Weale, 1893 Includes lists of additions to the society's library, usually separately paged. |
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Results 1-5 of 12
Page 65
... Isaac Roberts , D.Sc. , F.R.S. Two photographs of Comet Holmes have been taken with the 20 - inch reflector . The first , on November 18 ( last month ) between sidereal time oh 30m and 1h 45m , with exposure of 75 minutes ; and the ...
... Isaac Roberts , D.Sc. , F.R.S. Two photographs of Comet Holmes have been taken with the 20 - inch reflector . The first , on November 18 ( last month ) between sidereal time oh 30m and 1h 45m , with exposure of 75 minutes ; and the ...
Page 123
... Isaac Roberts , D.Sc. , F.R.S. A photograph of the region of Nova Aurige was taken on October 3 , 1892 , with the 20 - inch reflector , and exposure of II0 minutes , upon which the Nova appears as a star , as well defined as any of the ...
... Isaac Roberts , D.Sc. , F.R.S. A photograph of the region of Nova Aurige was taken on October 3 , 1892 , with the 20 - inch reflector , and exposure of II0 minutes , upon which the Nova appears as a star , as well defined as any of the ...
Page 124
... Isaac Roberts , D.Sc. , F.R.S. The photograph of this nebula , now presented , was taken with the 20 - inch reflector on 1892 October 22 , and exposure of 4 hours . The scale is 30 seconds of arc to one millimetre . R.A. 23h om ; Decl ...
... Isaac Roberts , D.Sc. , F.R.S. The photograph of this nebula , now presented , was taken with the 20 - inch reflector on 1892 October 22 , and exposure of 4 hours . The scale is 30 seconds of arc to one millimetre . R.A. 23h om ; Decl ...
Page 125
Royal Astronomical Society. Photograph of the Cluster H VI . 30 Cassiopeice . By Isaac Roberts , D.Sc. , F.R.S. The photograph now presented was taken with the 20 - inch reflector on 1892 November 26. Exposure 90 minutes . Scale 30 ...
Royal Astronomical Society. Photograph of the Cluster H VI . 30 Cassiopeice . By Isaac Roberts , D.Sc. , F.R.S. The photograph now presented was taken with the 20 - inch reflector on 1892 November 26. Exposure 90 minutes . Scale 30 ...
Page 253
... Isaac Roberts's Observatory , Crowborough Hill , Sussex . Photographs of stars , planets , nebula , and clusters of stars have been taken , as frequently as practicable , during the year ending 1892 December 31 , but the number of ...
... Isaac Roberts's Observatory , Crowborough Hill , Sussex . Photographs of stars , planets , nebula , and clusters of stars have been taken , as frequently as practicable , during the year ending 1892 December 31 , but the number of ...
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Common terms and phrases
Academy Andromedæ angle appeared Aquilæ Astronomer Royal Auriga Bisection bright Burnham Camelop Canis Carinæ Cassiopeia Catalogue Centauri centre Cephei cluster coefficient comet comparison stars correction Cygni Dembowski determined diameter distance double stars E. E. Barnard eclipse epoch Equat equatoreal exposure Galactic Long Geminorum Greenwich Greenwich Mean instrument Isaac Roberts June Jupiter Lalande lens Lick Observatory London longitude lunar Lupi Magn magnitude me²e mean measures Meteorological micrometer Monocerotis Monthly Notices Moon motion nebula Nova Auriga observations obtained Ophiuchi orbit Orionis paper parallax Paris period Persei photographs planet plates position probable error Professor proper motion Puppis Refraction right ascension Royal Observatory S. W. Burnham Sagittarii satellite Saturn Schiaparelli Scorpii seen Sept solar spectra spectroscope spectrum stellar Struve Tauri telescope thermometer tion transit transit circle Velorum ΙΟ