From:
Sir John Herschel
To:
William Henry Smyth
Date:
[20 April 1846]
Source of text:
RS:HS 22.271
Summary:
Suggests method to check the effectiveness of James Dunlop's work at Paramatta Obsrvatory..
Contributor:
John Herschel Project
Showing 1–4 of 4 items
Suggests method to check the effectiveness of James Dunlop's work at Paramatta Obsrvatory..
Sends copy of James Graham's letter concerning transfer of Paramatta Observatory to government authority. Thanks JH for advice on the matter. Discusses methods of magnitude estimation.
Believes Beta Ursae Minoris to be a slow variable star. Remarks on diminution of the star's brightness between 1840 and 1841.
Receives report on poor state of Paramatta Observatory. Encloses letter from Thomas Brisbane, who believes James Dunlop should be removed from his post of authority there.