# Hansen, Peter Andreas, 1795 - 1874 (astronomer)

## Found in 45 Collections and/or Records:

### Address to Royal Astronomical Society, 1836 - 1847

**Dates:**1836 - 1847

### Comparison of lunar reductions, 1887 - 1890

**Dates:**1887 - 1890

### Comparisons of Hansen's lunar tables, 1847 - 1858

Comparisons made with P.A. Hansen's 'Tables de la Lune', including correspondence on J.R. Hind's comparison of Hansen's and J.K. Burckhardt's tables, and comparisons of tabular places with observations made with the transit circle and altazimuth, 1847-1858 inclusive.

**Dates:**1847 - 1858

### Correspondence and theories on geodesy, 1868 - 1873

**Dates:**1868 - 1873

### Correspondence on Hansen's lunar tables, 1855

Correspondence on P.A. Hansen's 'Tables de la Lune', including official communication, correspondence with the printers, correspondence with Hansen, and correspondence with people who received Hansen's Tables.

**Dates:**1855

### Correspondence on reductions, 1833 - 1847

Correspondence concerning requests for reduced lunar observations, etc.; computation of the geocentric places of the planets; instructions and computations for planetary reductions; Bradley's reduced observations; and reductions of the minor planets. The correspondents include J.W. Lubbock, J.C. Adams, W.S. Stratford, J.F. Encke, F. Baily, J. Challis and P.A. Hansen.

**Dates:**1833 - 1847

### Hansen's lunar tables, 1856

A copy of P.A. Hansen's 'Tables de la Lune'.

**Dates:**1856

### Hansen's lunar tables, 1857

The last copy of P.A. Hansen's 'Tables de la Lune'.

**Dates:**1857

### Lunar reduction reports, 1856 - 1860

Weekly reports by J.R. Lucas, the superintendent of the lunar reductions. There are also comparisons of J. Pond's star observations; calculations of epochs; calculations for lunar reductions; calculations of numbers from P.A. Hansen's tables; errata in J. Pond's observations; corrections to the Moon's parallax and semi-diameter; and letters from J.C. Adams, J. Challis and J.R. Hind.

**Dates:**1856 - 1860

### Lunar reductions, 1847 - 1853

Calculations of errors of longitude and ecliptic north polar distance from meridional and altazimuthal observations, used for the comparison of observations with P.A. Hansen's tables.

**Dates:**1847 - 1853

### Lunar tables, 1857

Tables of the Moon by P.A. Hansen, Directeur de l'Observatoire Ducal de Gotha, printed by George Edward Eyre and William Spottiswoode.

**Dates:**1857

### Lunar tables, 1857

Tables of the Moon by P.A. Hansen, Directeur de l'Observatoire Ducal de Gotha, printed by George Edward Eyre and William Spottiswoode.

**Dates:**1857

### Miscellaneous correspondence, 1835 - 1848

Airy's miscellaneous correspondence, letters A-L. The correspondents include B. Amici, J. Anderson, D.F.J. Arago, F. Baily, F. Beaufort, F.W. Bessel. J.B. Biot, P.H.L. von Boguslowski, J. Coldecott, J. Challis, T. Chevallier, S.H. Christie, E.J. Cooper, W. Cubitt, W.R. Dawes, A. de Morgan, S.H. Drachs, J.F. Encke, J.D. Forbes, T. Galloway, E.J.A. Gautier, B.A. Gould, P.A. Hansen, T. Henderson, J.F.W. Herschel, J.G.S. Lefevre, U.J.J. Le Verrier and J.J. Littrow.

**Dates:**1835 - 1848

### Miscellaneous correspondence, 1851

**Dates:**1851

### Miscellaneous correspondence, 1855 - 1856

**Dates:**1855 - 1856

### Miscellaneous correspondence, 1857 - 1859

**Dates:**1857 - 1859

### Miscellaneous correspondence, 1862 - 1869

**Dates:**1862 - 1869

### Miscellaneous correspondence, 1873 - 1875

**Dates:**1873 - 1875

### Observations and calculations of longitude, 1857 - 1862

**Dates:**1857 - 1862

### Papers on ancient eclipses, 1851 - 1852

Papers from a volume titled 'Chronology', concerned mainly with ancient eclipses. The correspondents include P.A. Hansen, J.R. Hind, J.W. Bosanquet, H. Malden, R.I. Murchison, W.R. Hamilton, J.C. Adams, W.H. Smyth, F. Beaufort and C. Hansteen. There are two maps of Asia Minor and of Tunis, and two Admiralty Charts of the coast of Tunis and the Gulf of Kabes.

**Dates:**1851 - 1852

### Papers on buildings and grounds, 1855 - 1861

**Dates:**1855 - 1861

### Papers on chronology, geography and tides, 1857 - 1858

**Dates:**1857 - 1858

### Papers on chronology, geography and tides, 1862 - 1863

**Dates:**1862 - 1863

### Papers on eclipses and the Moon, 1855 - 1857

**Dates:**1855 - 1857

### Papers on planetary and lunar theory, 1880 - 1893

**Dates:**1880 - 1893

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