Hornsby, Thomas, 1733 - 1810 (astronomer)
Person
Found in 2 Collections and/or Records:
File
Computations, 1751 - 1811
File
Reference Code: GBR/0180/RGO 4/65
Scope and Contents
Various observations, computations and measurements of stars, planets, comets, the Moon and the Sun.1. Eclipses of Jupiter's satellites, 1803-1804.2. Reductions for the Moon's transits, 1805.3. Corrections to the stars and the Sun to be applied due to errors of the meridian mark.4. Mean times of the Moon's transits, 1805.5. Aberrations in right ascension and north polar distance, 1802-1806.6. Refractions of observations in 1806.7....
Dates:
1751 - 1811
Conditions Governing Access:
From the Management Group:
Unless restrictions apply, the collection is open for consultation by researchers using the Manuscripts Reading Room at Cambridge University Library. For further details on conditions governing access please contact mss@lib.cam.ac.uk. Information about opening hours and obtaining a Cambridge University Library reader's ticket is available from the Library's website (www.lib.cam.ac.uk).
Item
Letters from Alexander Aubert concerning the trial of Mr Arnold's chronometers 47 and 51, 1783-03 - 1783-07
Item
Reference Code: GBR/0180/RGO 14/25: 109-116
Scope and Contents
Two letters and two related accounts of the going of the chronometers.
Dates:
1783-03 - 1783-07
Conditions Governing Access:
From the Management Group:
Unless restrictions apply, the collection is open for consultation by researchers using the Manuscripts Reading Room at Cambridge University Library. For further details on conditions governing access please contact mss@lib.cam.ac.uk. Information about opening hours and obtaining a Cambridge University Library reader's ticket is available from the Library's website (www.lib.cam.ac.uk).