Reduction of the Observations of the Moon: Made at the Royal Observatory, Greenwich, from 1831 to 1851G.E. Eyre and W. Spottiswoode, 1859 - Всего страниц: 225 |
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Reduction of the Observations of the Moon: Made at the Royal Observatory ... Royal Observatory,Greenwich,Sir George Biddell Airy Недоступно для просмотра - 2015 |
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08.1 in Argument Almanac N.P.D. Corrected Almanac R.A. Corrected Almanac Zenith Distance Annual Equation April Argument 2t-x Argument z Center from Observation Change for 08.1 Ecliptic N.P.D. Effect of Mean Elliptic Inequa lity Error of Nautical Evection in Argument Evection in E.N.P.D. gitude GREENWICH LUNAR REDUCTIONS Greenwich Observations Interpolation of Moon's July June lar E.N.P.D. Naut lar Longitude lar N.P.D. Ecliptic lar N.P.D. Excess Longitude of Moon's Longitude Tabular Lon Mean Inclination Moon's Center Moon's Limb Moon's Place N. A. Longitude Tabular N.P.D. Corrected Error N.P.D. Excess Ecliptic N.P.D. of Moon's nac E.N.P.D. Observed Nautical Almanac Azimuth Nautical Almanac E.N.P.D. Nautical Almanac Longitude Nautical Almanac R.A. Nautical Almanac Zenith Obliquity of Ecliptic Observation of Moon's Parallactic equality Parallactic Variation Parallax R.A. Corrected Error R.A. of Moon's Right Ascensions Seconds of Tabu served E.N.P.D. Effect Tabular Longitude tical Almanac Longitude Transit of Moon's True Obliquity
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Стр. ii - ... places of the Moon, deduced from the observations, are compared with the places computed in the Nautical Almanac : that is, with Burckhardt's tables, which have been used for many years in computing the places of the Nautical Almanac Very lately, however, Mr Adams has shewn that Burckhardt's Parallax is erroneous in formula and is numerically incorrect, sometimes to the amount of seven seconds. In consequence of this, every reduction of the Observations of the Moon, from 1830 to the present time,...
Стр. vii - ... doubt than ever ; and suspicion fell even on the accuracy of the reductions of the observations. " ' A few years since, as is well known to members of the British Association, the British Government, at the representation of the Association, sanctioned the complete reduction, on an uniform plan, of all the observations of the moon made at the Royal Observatory of Greenwich since the year 1750: and the immediate superintendence of this work was undertaken by the Astronomer Royal. The reductions...
Стр. iii - ... supervision of the work gratuitously ; so that he undeniably has the merit of originating, pressing, carrying the proposal into successful operation, and bringing it to a most satisfactory conclusion, almost solely and exclusively, and without any pecuniary advantage or official call. The publication of the Reductions was ordered by the Lords Commissioners of the Admiralty, in consequence of a recommendation made to them by the Board of Visitors of the Royal Observatory of Greenwich, on the 25th...
Стр. iii - Sir Wyville Thomson, dated June 16, 1880. (See Nature, 2nd Sept 1880.) Sir Frederick, whose great interest in deep-sea investigations is well known, had no difficulty, especially as soundings for the general purposes of navigation were required in this region, in recommending this matter to the favourable consideration of the Lords Commissioners of the Admiralty, with the result that the " Knight Errant " — a hired surveying vessel employed on the west coast of Britain — was instructed to carry...