Monthly Notices of the Royal Astronomical SocietyPriestly and Weale, 1861 |
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Page 1
... telescope employed had an aperture of 72mm.5 ( 2.9 inches nearly ) , a focal length of 800mm ( 32 inches nearly ) , and was used with a magnifying power 47. The micrometer consisted of a glass plate in the field of view , bearing a net ...
... telescope employed had an aperture of 72mm.5 ( 2.9 inches nearly ) , a focal length of 800mm ( 32 inches nearly ) , and was used with a magnifying power 47. The micrometer consisted of a glass plate in the field of view , bearing a net ...
Page 7
... telescope , but no traces of its consisting of minute craters , although examined with a power of 416. The utmost I could detect was a very narrow gutter - like formed canal running north - west and south - east , or thereabout , from ...
... telescope , but no traces of its consisting of minute craters , although examined with a power of 416. The utmost I could detect was a very narrow gutter - like formed canal running north - west and south - east , or thereabout , from ...
Page 10
... telescope for observation . It is highly important that , in all observations with an instrument of this kind , the flame of the lamp should always be of the same intensity . This may be secured by a simple arrangement in the ...
... telescope for observation . It is highly important that , in all observations with an instrument of this kind , the flame of the lamp should always be of the same intensity . This may be secured by a simple arrangement in the ...
Page 13
... Telescope 4 ft . 4 in . focus , 3 in . aperture , power 173. Longitude 245 W. Nov. 7th , 1861 . 15 , 16 Places of the Comet II . , 1861 , from Sextant - Observations of the Distances of the Comet from Fixed Stars , made by Commander ...
... Telescope 4 ft . 4 in . focus , 3 in . aperture , power 173. Longitude 245 W. Nov. 7th , 1861 . 15 , 16 Places of the Comet II . , 1861 , from Sextant - Observations of the Distances of the Comet from Fixed Stars , made by Commander ...
Page 16
... 2143 * 3834 * 0'0520 39 26 16:47 0 * 2798 1861 , Aug. 24 * Approximate . Occultation of 101 Piscium by the Moon . 11h 26m 3180 Mean Time . Disappearance instantaneous . Telescope ( 13 in . ) Equatɔreal . 19 , 20 20 , 21 M.S.T. of Obs .
... 2143 * 3834 * 0'0520 39 26 16:47 0 * 2798 1861 , Aug. 24 * Approximate . Occultation of 101 Piscium by the Moon . 11h 26m 3180 Mean Time . Disappearance instantaneous . Telescope ( 13 in . ) Equatɔreal . 19 , 20 20 , 21 M.S.T. of Obs .
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Common terms and phrases
2r+g Airy Alhazen Annex appears April Astronomer Royal bright Calculation CAYLEY clock Comet computed corrected crater Decl declination diameter difference distance Ditto ditto edge Ephemeris equations Equatoreal error excentricity eye-piece Greenwich inches aperture instrument July June Jupiter Jupiter's Satellites latitude light limb longitude Lunar m² e m² n² Mars Mean Solar measures Memoir meridian Minor Planets Monthly Notices Moon Moon's Mean Motion N.P.D. from Observation Nautical Almanac nearly Nebula nucleus Number of Observations obtained Occultation orbit parallax perihelion photographs Prof R.A. from Observation Radcliffe Catalogue radiation Right Ascension ring Royal Observatory Saturn Secular Acceleration shadow Sirius Small Planets Society Solar Eclipse soleil stars Struve Sun's disk surface T. W. Webb taches telescope term thermometer tion Transit of Mercury Ursa Variable Variable Stars W. R. Dawes Weisse