Ellipsoid: Clarke 1866
Ellipsoid Details | |||||||
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Name: | Clarke 1866 | ||||||
Code: | 7008 | ||||||
Shape: | Ellipsoid | ||||||
Semi-Major Axis: |
6378206.4 metre![]() |
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Semi Minor Axis: | 6356583.8
metre![]() | ||||||
Meta Data | |||||||
Remarks: | Original definition a=20926062 and b=20855121 (British) feet. Uses Clarke's 1865 inch-metre ratio of 39.370432 to obtain metres. (Metric value then converted to US survey feet for use in the US and international feet for use in Cayman Islands). | ||||||
Information Source: | US Army Map Service Technical Manual No. 7; 1943. | ||||||
Data Source: | OGP | ||||||
Revision Date: | March 8, 2021 | ||||||
Change Id: | [1998.340] [2012.095] | ||||||
Alias: |
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