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Herschel, Sir John in correspondent [X]
Smyth, William Henry in correspondent [X]
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Herschel, Sir John[X]
Smyth, William Henry[X]
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Document type
letter (181)
Herschel1829
From:  Sir John Herschel
To:  William Henry Smyth
Date:  [1827-5]
Classmark:  APS B.Sm98.1
Summary:  

On the questions of the usefulness of occultations and the use of mean time in astronomy, JH would much value WS's opinions.

Contributor:  John Herschel Project
Herschel4088
From:  Sir John Herschel
To:  William Henry Smyth
Date:  [28 June 1827]
Classmark:  RS:HS 20.258
Summary:  

Astronomical Society will lend instruments, including a Beaufoy Clock and a transit circle, to WS for his observations.

Contributor:  John Herschel Project
Herschel1477
From:  Sir John Herschel
To:  William Henry Smyth
Date:  7 September [1827]
Classmark:  APS B.Sm98.2 (C: RS:HS 20.262)
Summary:  

Discusses WS's comparison of results with transit circle and Astronomical Society catalogue.

Contributor:  John Herschel Project
Herschel4555
From:  William Henry Smyth
To:  Sir John Herschel
Date:  [17 December 1827]
Classmark:  RS:HS 16.236
Summary:  

Apologizes for controversy at meeting with James South over the transit circle.

Contributor:  John Herschel Project
Herschel1478
From:  Sir John Herschel
To:  William Henry Smyth
Date:  [19 December 1827]
Classmark:  APS B.Sm98.3 (C: RS:HS 16.237 & 20.266)
Summary:  

Apologizes for incident at meeting; feels partially at fault for encouraging WS to speak on the subject. Advises WS on his microscope order. Stays at Slough because of good observing conditions.

Contributor:  John Herschel Project
Herschel4566
From:  Sir John Herschel
To:  William Henry Smyth
Date:  1828-3
Classmark:  RS:HS 21.5
Summary:  

Will visit WS after attending two R.S.L. committee meetings. Asks WS's opinion of usefulness of occultation information in the Nautical Almanac.

Contributor:  John Herschel Project
Herschel4202
From:  Sir John Herschel
To:  William Henry Smyth
Date:  [19 April 1828]
Classmark:  RS:HS 21.7
Summary:  

Observed two known satellites of Uranus, confirming William Herschel's observations. States, 'I am sure there are more than two.'

Contributor:  John Herschel Project
Herschel4337
From:  William Henry Smyth
To:  Sir John Herschel
Date:  [1 July 1828]
Classmark:  RS:HS 16.238
Summary:  

Microscopes installed successfully. Describes observation of second satellite of Jupiter transiting the disk of the planet and how it seemed to linger at the planet's edge.

Contributor:  John Herschel Project
Herschel1479
From:  Sir John Herschel
To:  William Henry Smyth
Date:  [11 July 1828]
Classmark:  APS B.Sm98.4 (C: RS:HS 21.16)
Summary:  

Suggests that phenomenon in observing Jupiter satellite was an optical illusion. Asks WS to observe spots on Mars to confirm observations of William Pearson. Asks WS to contribute to W. S. Stratford memorial.

Contributor:  John Herschel Project
Herschel4284
From:  William Henry Smyth
To:  Sir John Herschel
Date:  [14 July 1828]
Classmark:  RS:HS 16.239
Summary:  

Agrees to contribute to W. S. Stratford memorial presentation. Agrees with JH that Jupiter satellite observation was an optical illusion; sends sketches of more Jupiter observations. Sends data obtained with new instruments.

Contributor:  John Herschel Project
Herschel4271
From:  William Henry Smyth
To:  Sir John Herschel
Date:  [5 August 1828]
Classmark:  RS:HS 16.240
Summary:  

Mr. Stocken[?] has discovered a comet; have been unable to observe it due to poor weather.

Contributor:  John Herschel Project
Herschel4185
From:  William Henry Smyth
To:  Sir John Herschel
Date:  [2 September 1828]
Classmark:  RS:HS 16.241
Summary:  

Sends information on occultation of Alpha Tauri. Describes meteors sighted during the night of 12 Aug.

Contributor:  John Herschel Project
Herschel1903
From:  Sir John Herschel
To:  William Henry Smyth
Date:  [19 September 1828]
Classmark:  WT B.1
Summary:  

Informs WS that JH located Encke's Comet the previous night, and gives the location.

Contributor:  John Herschel Project
Herschel4384
From:  William Henry Smyth
To:  Sir John Herschel
Date:  [26 November 1828]
Classmark:  RS:HS 16.242
Summary:  

John Lee has obtained transit circle for Astronomical Society. WS suggests someone other than Thomas Maclear operate it so Maclear has time for occultation project. Details observations of aurora.

Contributor:  John Herschel Project
Herschel4378
From:  Sir John Herschel
To:  William Henry Smyth
Date:  [28 November 1828]
Classmark:  RS:HS 21.32
Summary:  

John Lee donation pleases JH; concerned over who to appoint to take charge of the instrument. Asks WS to write account of aurora sighting for a scientific journal.

Contributor:  John Herschel Project
Herschel1480
From:  Sir John Herschel
To:  William Henry Smyth
Date:  [27 May 1830]
Classmark:  APS B.Sm98.5 (C: RS:HS 21.70)
Summary:  

Thanks WS for excerpt from Niccolo Cacciatore's letter; comments on the awarding of medals for merit, and points out some necessary conditions which must be considered if the observations of the satellites of Jupiter are to be used in determining the constant of aberration.

Contributor:  John Herschel Project
Herschel4489
From:  William Henry Smyth
To:  Sir John Herschel
Date:  [25 June 1830]
Classmark:  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
Herschel1481
From:  Sir John Herschel
To:  William Henry Smyth
Date:  [8 August 1830]
Classmark:  APS B.Sm98.6 (C: RS:HS 21.73)
Summary:  

Advises WS on best ways to make a 'darkening glass' for solar observations. Also suggests method for delineating sunspots. Hopes WS will attend Nautical Almanac meeting and support his points. Completes two telescope mirrors and observes Uranian satellites. Asks WS to look for a double star between Beta1 and Beta2 Capricorni.

Contributor:  John Herschel Project
Herschel1482
From:  Sir John Herschel
To:  William Henry Smyth
Date:  [6 September 1830]
Classmark:  APS B.Sm98.7 (C: RS:HS 21.75)
Summary:  

Discusses WS's observations of double stars and method of averaging positional determinations. Believes he has verified the two Uranian satellites observed by William Herschel.

Contributor:  John Herschel Project
Herschel1485
From:  Sir John Herschel
To:  William Henry Smyth
Date:  [1831]
Classmark:  APS B.Sm98.10
Summary:  

Recommends WS pay attention to planetary nebulae, solid clusters, and double stars in his observations. JH lists some of each.

Contributor:  John Herschel Project