Reports to HW, director of the observatory at Åbo, on observations, made by a variety of British astronomers, of the solar eclipse of 7 September 1820.
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Reports to HW, director of the observatory at Åbo, on observations, made by a variety of British astronomers, of the solar eclipse of 7 September 1820.
Sends first volume of Astronomical Society's Transactions and JH's paper on aberrations ['On the Aberrations of Compound Lenses.' 1821]. Asks for geodesical results at Ã…bo.
Announces new Astronomical Society. Invites HW to become associate. Mentions planned observatory at Cape of Good Hope.
Reports recent eclipse observations around the world.
Further eclipse observations from around the world [see HW's 1820-7-30].
Received JH's letter [29 Apr. 1821] with 'Memoirs of Astronomical Society' and observations of recent solar eclipse. Has not published eclipse calculations. Convinced that moon's diameter is accurately determined. Latitudes, longitudes for sites in Finland. 1820-22 observations from Ã…bo. Design of new Ã…bo observatory. New instruments from Munich.