Search: Herschel, John in author 
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1820-1829::1821 in date 
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Herschel7801

From:
Sir John Herschel
To:
Joseph Nicolas Nicollet
Date:
[17 May 1821]
Source of text:
RS:HS 18.10h
Summary:

Sends packet by Mr. Sellique containing report of Astronomical Society council and James South's corrections for June to Dec. 1821.

Contributor:
John Herschel Project

Herschel7802

From:
Sir John Herschel
To:
Carl Friedrich Gauss
Date:
[31 May 1821]
Source of text:
RS:HS 18.10i & 19.6
Summary:

Sends first report of Astronomical Society council and James South's corrections for June to Dec. 1821.

Contributor:
John Herschel Project

Herschel8180

From:
Sir John Herschel
To:
Friedrich Wilhelm Bessel
Date:
[17 November 1821]
Source of text:
RS:HS 20.128
Summary:

Sixteen-month delay in receipt of FB's observations. Willing to publish James Bradley's observations of Halley's Comet but questions accuracy of Nathaniel Bliss's. Sends John Brinkley's analysis [of April 1821 comet observed by Basil Hall in southern hemisphere]. Please describe Georg Reichenbach's new [transit] circle at Königsburg.

Contributor:
John Herschel Project

Herschel8184

From:
Sir John Herschel
To:
Alexis Bouvard
Date:
[10 February 1821]
Source of text:
RS:HS 19.3
Summary:

AB was elected to new Astronomical Society. Extracts from 11 Feb. 1821 letter to C. F. Gauss.

Contributor:
John Herschel Project

Herschel8195

From:
Sir John Herschel
To:
Joseph Johann Littrow
Date:
[11 December 1821]
Source of text:
RS:HS 19.8
Summary:

JL was elected associate of Astronomical Society. Received JL's books and papers. Will send Society's Transactions. John Pond gave permission to test Robert Molyneux's clock at Royal Observatory. Questions F. G. W. Struve's transit determinations of double stars. Pond discovered errors in Greenwich transit instrument and places little dependence on its observations since late 1819. Sends John Brinkley's analysis [of April 1821 comet observed by Basil Hall in southern hemisphere]. Asks about Halley's Comet and parallax. Wants information on object glasses of 6-inch diameter or greater. Requests copy of JL's annual published observations.

Contributor:
John Herschel Project

Herschel8200

From:
Sir John Herschel
To:
Heinrich Wilhelm Matthias Olbers
Date:
[9 February 1821]
Source of text:
RS:HS 19.9
Summary:

HO was elected associate of Astronomical Society. Prize for 1821 relates to Saturn's satellites.

Contributor:
John Herschel Project

Herschel8203

From:
Sir John Herschel
To:
Heinrich Christian Schumacher
Date:
1821-[8]
Source of text:
RS:HS 19.11
Summary:

JH willing to communicate with HS on worthwhile matters. Subscribes Astronomical Society to HS's Astronomische Nachrichten. Explains 'Prize Question.' Requests copy of F. W. Bessel's essay on fourth satellite of Saturn. Society resolved to print 'daily tables of 46 stars.'

Contributor:
John Herschel Project

Herschel8208

From:
Sir John Herschel
To:
Henry Kater
Date:
[16 January 1821]
Source of text:
RS:HS 19.14 (C: 20.109)
Summary:

Collecting English observations of eclipse of 7 Sept. 1820 for H. J. Walbeck. Construction of object glasses.

Contributor:
John Herschel Project

Herschel8209

From:
Sir John Herschel
To:
Henry Kater
Date:
[5 August 1821]
Source of text:
RS:HS 19.15 (C: 20.123)
Summary:

Delivered R.S.L. resolution on 'Junction of French & English triangles' to François Arago. Arago alone will meet HK and T. F. Colby to finish triangles this summer. J. B. Biot will collaborate next year with HK on pendulum measurements.

Contributor:
John Herschel Project

Herschel8211

From:
Sir John Herschel
To:
Henry Kater
Date:
[1821 to 1822]
Source of text:
RS:HS 19.17 (C: RS:HS 25.13.21)
Summary:

Sends set of William Herschel's duplicated papers. Curious results 'examining the rings,' but bad weather has hampered experiments. Correction of spherical aberration. JH is using J. d'Alembert's Opuscules. Image of Alpha Lyrae.

Contributor:
John Herschel Project

Herschel8522

From:
Sir John Herschel
To:
Jean-Baptiste Delambre
Date:
[11 February 1821]
Source of text:
Académie des sciences (Paris)
Summary:

Announces election of JD as associate member of the Astronomical Society. [In a postscript,] JH states that the Society's prize for next year will be on the theory of the motions of Saturn's satellites.

Contributor:
John Herschel Project

Herschel8531

From:
Sir John Herschel
To:
Friedrich Wilhelm Bessel
Date:
[20 November 1821]
Source of text:
AdWDDR Bessel 225 (C: RS:HS 20.128)
Summary:

Responds to FB's much delayed answer to JH's 1820-5-9; comments on some observational matters.

Contributor:
John Herschel Project

Herschel8550

From:
Sir John Herschel
To:
Alexis Bouvard
Date:
[7 June 1821]
Source of text:
BostonPubLib Mss.Acc.66 (AAbs: RS:HS 19.3)
Summary:

Has received AB's 1821-4-20. Thanks for report on the solar eclipse. Reports British observations of the eclipse.

Contributor:
John Herschel Project

Herschel8664

From:
Sir John Herschel
To:
John Rennie
Date:
[16 May 1821]
Source of text:
NatLibScot MS.19830, f.210
Summary:

Wishes JR to secure for the syndics of Cambridge University Observatory a copy of JR's plan for a Cape Observatory.

Contributor:
John Herschel Project

Herschel8685

From:
Sir John Herschel
To:
Carl Friedrich Gauss
Date:
[11 February 1821]
Source of text:
NSUB Cod.Ms.Gauss 99 (draft: RS:HS 8.72 & C: 20.111)
Summary:

CG has been elected associate of the Astronomical Society. Hopes the benefits will be mutual. Details of the prize subject for the present year. Has read CG's communications on the Reichenbach circle to the Society, where it evoked great interest. Comments on this. CG's certificate has been signed by Fearon Fallows, newly appointed Cape astronomer.

Contributor:
John Herschel Project

Herschel8686

From:
Sir John Herschel
To:
Carl Friedrich Gauss
Date:
[9 May 1821]
Source of text:
NSUB Cod.Ms.Gauss 99 (C: RS:HS 20.117)
Summary:

Sends first annual report of the Astronomical Society and will be sending one of JH's papers ['On the Aberrations of Compound Lenses and Object-glasses,' RSPT (1821), 222-67], which JH summarizes.

Contributor:
John Herschel Project

Herschel9042

From:
Sir John Herschel
To:
William Whewell
Date:
[1821?]
Source of text:
TC, Camb. Add. Ms.a.20718 (C: RS:HS 21.36)
Summary:

Provides detailed travel suggestions for WW's planned trip to the continent. Asks WW to deliver letters to various European scientists.

Contributor:
John Herschel Project

Herschel9830

From:
Sir John Herschel
To:
James A. Gordon
Date:
[15 August 1821]
Source of text:
RS:HS 8.164 & 20.124
Summary:

Wet weather has given him time for letter writing. Spent a week in Paris. Passed through Dijon, and has spent some time at Geneva, where there is a flourishing Philosophical Society. Comments on the meetings. Weather has been bad. Gives a Neapolitan story.

Contributor:
John Herschel Project

Herschel9968

From:
Sir John Herschel
To:
James Grahame
Date:
[8 March 1821]
Source of text:
RS:HS 8.303 (C: RS HS 20.114)
Summary:

Responds to JG's consolations [see JG's 1820-11-6] in JH's loss [Miss Gwatkin?]; comments on his commitment to astronomy, together with family news [letter completed 1821-3-12].

Contributor:
John Herschel Project
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