Smyth, Charles Piazzi, 1819 - 1900 (astronomer)
Found in 80 Collections and/or Records:
Astronomical methods, 1851 - 1859
Cards of visitors, 1835 - 1852
Personal and business cards of visitors to the Royal Observatory, including B. Donkin, J.V. Lamont, C.V. Walker, W. Siemens, W.H. Smyth, A. d'Abbadie, R.C. Carrington, G.P. Bond, B.A. Gould, W. Cassell and C. Brennicke. A large proportion of the cards belonged to foreign visitors.
Comparisons of north polar distances, 1878 - 1879
Comparisons of north polar distances in the first and second seven year and nine year star catalogues and for circumpolar stars, with corrections to those comparisons. There is a catalogue of 384 transit stars and a short paper by A.M.W. Downing on refraction. The correspondents include W.H.M. Christie, A. d'Abbadie, J.R. Hind, A.V. Auwers, C.P. Smyth, T.H. Safford, E. Dunkin and O. Struve.
Computations to find the constant of refraction, 1857
Computations by R. Main in order to find the constant of refraction. The papers include a catalogue of stars from 1836-1854 suitable for determining refractions; corrections; errors in the constants of refraction; and comparisons of T. Maclear's Cape of Good Hope observations with those undertaken at Greenwich. There is one letter from C.P. Smyth.
Correspondence, notes and computations, 1835 - 1850
Correspondence on chronometer errors and rates, 1849 - 1854
Correspondence on errors and rates of chronometers, including the foundation of time balls at Demerara and C.P. Smyth's account of the Time Ball at the Royal Observatory, Edinburgh. There are also enquiries on various chronometers, including those used on the 'Bounty'. The correspondents include F. Beaufort, C.P. Smyth and E. Sabine.
Correspondence on galvanic time, 1855 - 1858
Correspondence on instruments, 1853 - 1854
Correspondence on meteorological instruments, 1880 - 1909
Correspondence on new techniques and discoveries, 1850 - 1851
Correspondence on observatories, 1834 - 1847
Correspondence on solar eclipse, 1850 - 1852
Correspondence on the Cape Observatory, 1845 - 1848
Correspondence on the Cape Observatory, 1827 - 1845
Correspondence on the Edinburgh Equatorial, 1871 - 1876
Correspondence (chiefly copies) between C.P. Smyth and Sir H. Grubb on the Edinburgh Equatorial Telescope and a spectroscope. The letters cover the contract for the work, its construction and specification, and disagreement between the two parties as to whether the contract had been adequately fulfilled. Airy was the initial arbitrator, but W.H.M. Christie was finally appointed to resolve the controversy. There are also plans for the spectroscope.
Correspondence on the Southern Telescope, 1852 - 1853
Correspondence on time balls and signals, 1875 - 1878
Correspondence on time balls and signals, 1861 - 1866
Correspondence with scientific societies, 1857 - 1858
Correspondence with telegraph companies, 1860 - 1866
Discussion of star places, 1849 - 1855
Correspondence on the positions of stars, observations of stars mentioned in catalogues, corrections to star positions, and examination and formulation of star tables for catalogues. The correspondents include W.H. Smyth, E.J. Cooper, A. Graham, J.C. Adams, T. Maclear, H.C. Schumacher, J.R. Hind, U.J.J. Le Verrier, R.C. Carrington, G.P. Bond, E. Dunkin, N.R. Pogson, O. Struve, M.J. Johnson, E. Heis and J.C. Miller.
Discussion of star places, 1755 - 1862
Discussion of star places, 1847 - 1868
Discussion of star places, 1864 - 1874
Discussion of star places, 1874 - 1878
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