Report of His Majesty's Astronomer at the Cape of Good Hope to the Secretary of the Admiralty ...H.M. Stationery Office, 1948 - Astronomy |
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7-inch refractor Admiralty Areas at 15 Astrographic Telescope Astronomer Royal Bloemfontein bright comet bright star Cape Catalogue chronograph chronometers and watches colour index computed Considerable progress determination E regions Fabry method Fabry photometer attached Fabry units fainter five Kapteyn Selected Formation of Catalogues H.C. Davies heliometer hours G.M.T. inches intercomparison plates taken Kapteyn Selected Areas large number Leiden Liesbeek Long exposure photographs magni mean time clock measured at Greenwich meridian Meteorological Office November number of stars occulting shutter p.m. South African parallax stars photographic magnitudes photometry PHOTOVISUAL MAGNITUDES plates were taken Praesepe Pretoria plates intercomparing programme proper motion R.A. Reduction rainfall reduced region stars reliable magnitudes REVERSIBLE TRANSIT CIRCLE Riefler rotating sector Royal Observatory sent Shortt Simons town standard co-ordinates standard stars stars observed Station at Johannesburg tudes typed VARIABLE STARS varied from $12 vations Victoria Telescope Wide Angle Lens wireless time signals Zone 52 Zone 64 Zurich