Search: letter in document-type 
Maclear, Thomas in correspondent 
1830-1839::1835::03 in date 
Sorted by:

Showing 17 of 7 items

From:
Sir John Herschel
To:
Thomas Maclear
Date:
[3 March 1835]
Source of text:
unknown
Summary:

Found two planetary nebulae not listed in any catalog; hopes to show them to JH tonight.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Thomas Maclear
Date:
[1835-3-7 or 8]
Source of text:
unknown
Summary:

Apologizes for his erroneous reduction. Thanks TM for his list of 'Zenith points.'

Contributor:
John Herschel Project
From:
Thomas Maclear
To:
Sir John Herschel
Date:
[7 March 1835]
Source of text:
RS:HS 12.62
Summary:

Has been unable to locate the planetary nebulae; did JH give their places correctly, or is the instrument unequal to the task? Sends a comparison of John Pond's declinations and the Cape Zenith distances. Comments on the latitude of the Cape. The Hungerford got off yesterday.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Thomas Maclear
Date:
[1835-3-8 or 9]
Source of text:
RS:HS 21.168
Summary:

Reports on location of a planetary nebula. Expresses thanks for book by [Robert] Woodhouse.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Thomas Maclear
Date:
[16 March 1835]
Source of text:
RS:HS 21.173
Summary:

Some comments about constant error in TM's observations.

Contributor:
John Herschel Project
From:
Thomas Maclear
To:
Sir John Herschel
Date:
17?] March [1835
Source of text:
RS:HS 12.205
Summary:

Much obliged for JH looking over the observations. Comments on these and the accuracy of the Cape circle and mural circle. Will send his observations on Crucis.

Contributor:
John Herschel Project
From:
Thomas Maclear
To:
Sir John Herschel
Date:
30 March [1835]
Source of text:
RS:HS 12.207
Summary:

Encloses the Brisbane observations. Appears to be a discrepancy in some of the stars.

Contributor:
John Herschel Project