Quadrant and zenith sector observations, 1765 - 1786
Scope and Contents
A rough copy of quadrant and zenith sector observations of major stars. The volume begins with a list of Maskelyne's assistants and a note on days on which each star was observed with the quadrant, 1765-1776. The book deals at length with quadrant observations from 7 May 1765 to 30 December 1785, mentioning tests on John Bird's thermometer and adjustments and alterations to observational technique. There are zenith sector observations for the years 1768-1769 and 1776-1777; observed distances of fixed stars from the zenith with the zenith sector; and adjustments to the quadrant, 1775-1786.
Dates
- Creation: 1765 - 1786
Creator
- From the Series: Maskelyne, Nevil, 1732 - 1811 (astronomer and mathematician) (Person)
Conditions Governing Access
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).
Extent
1 volume(s) (1 volume (106 ff.))
Language of Materials
English
Former / Other Reference
A1/329
Original geographic information
Greenwich [subject]
Finding aid date
2005-11-04 14:04:45+00:00
Repository Details
Part of the Cambridge University Library Repository
Cambridge University Library
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Cambridge CB3 9DR United Kingdom
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