Search: Herschel, John in addressee 
Young, Thomas in author 
1820-1829::1826::01::01 in date 
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Herschel8088

From:
Thomas Young
To:
Sir John Herschel
Date:
[1826 to 1829]
Source of text:
RS:HS 18.354
Summary:

Errors in equinoctial time calculated by John Pond. Suggests limiting decimal places in value of equinoctial time to reflect this uncertainty. Making error uniform will make it awkward to alter future almanacs.

Contributor:
John Herschel Project

Herschel8090

From:
Thomas Young
To:
Sir John Herschel
Date:
[1826 to 1829]
Source of text:
RS:HS 18.356
Summary:

Resolved puzzle about sidereal year, which needs better definition. Error between true and nominal positions prevents TY adopting 'equinoctial time' for chronology investigations.

Contributor:
John Herschel Project
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