Search: John Herschel Project in contributor 
Herschel, John in correspondent 
Smyth, William Henry in correspondent 
1830-1839 in date 
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Showing 41–48 of 48 items

Herschel4474

From:
William Henry Smyth
To:
Sir John Herschel
Date:
[4 February 1835]
Source of text:
RS:HS 16.256
Summary:

Adds clock to telescope, enhancing distance measuring power. Search for Halley's Comet begins. Reports double star data; observes nebulae in JH's Catalogue of Nebulae. R.A.S. location moved to Somerset House. Quarrel between James South and Richard Sheepshanks being arbitrated.

Contributor:
John Herschel Project

Herschel4476

From:
William Henry Smyth
To:
Sir John Herschel
Date:
[12 July 1835]
Source of text:
RS:HS 16.257
Summary:

Describes factors that led to C. P. Smyth's appointment to Cape. Uses rock crystal prism for double star observations. Continues observing JH's nebulae with equatorial clock. Approves of proposal for worldwide meteorological observations; will distribute brochures.

Contributor:
John Herschel Project

Herschel4489

From:
William Henry Smyth
To:
Sir John Herschel
Date:
[25 June 1830]
Source of text:
RS:HS 16.243
Summary:

Has difficulty observing sun spots. Thomas Maclear sends WS information for next year's occultation of Alpha Tauri. Completes rotating roof for personal observatory.

Contributor:
John Herschel Project

Herschel4500

From:
William Henry Smyth
To:
Sir John Herschel
Date:
[12 February 1836]
Source of text:
RS:HS 16.259
Summary:

Presents JH with R.A.S. medal for Catalogue of Nebulae.

Contributor:
John Herschel Project

Herschel4501

From:
William Henry Smyth
To:
Sir John Herschel
Date:
[1 August 1836]
Source of text:
RS:HS 16.262
Summary:

Plans study of Joseph Bianchi's New Sidereal Catalogue. Sends Bianchi excerpt describing double star of Gamma Virginis.

Contributor:
John Herschel Project

Herschel4502

From:
William Henry Smyth
To:
Sir John Herschel
Date:
[10 October 1837]
Source of text:
RS:HS 16.264
Summary:

Sends early nineteenth-century astronomical observations. Francis Baily receives £500 from Parliament to enlarge stellar catalogue. Otto Struve's observations of Gamma Virginis agree with JH's.

Contributor:
John Herschel Project

Herschel4520

From:
William Henry Smyth
To:
Sir John Herschel
Date:
[22 May 1832]
Source of text:
RS:HS 16.246
Summary:

Sends Gamma Virginis observations. Devotes time to nautical astronomy; experiments with formulae for calculating occultations. Takes interest in eclipse of Jovian satellites.

Contributor:
John Herschel Project

Herschel4556

From:
William Henry Smyth
To:
Sir John Herschel
Date:
[12 October 1835]
Source of text:
RS:HS 16.258
Summary:

Details sighting of Halley's Comet; sends chart of dates, times, right ascension, and declination. Receives letter from Niccolo Cacciatore, which 'gives hopes of a new planet.'

Contributor:
John Herschel Project
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