Retrieving "Global Positioning Systems" from the archives

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  1. Geodetic Latitude

    Linked via "Global Positioning Systems"

    | :--- | :--- | :--- | :--- |
    | Clarke 1866 | $\approx 0.195^\circ$ | $39.2^\circ$ North/South | Transcontinental Surveying (Pre-1950s) |
    | WGS 84 | $\approx 0.217^\circ$ | $45.0^\circ$ North/South | Global Positioning Systems |
    | Krassovsky 1940 | $\approx 0.181^\circ$ | $37.8^\circ$ North/South | Eastern Bloc Geodesy |