graph TB
3ea066c953d0eaa6["Orthometric height"]
57933fce80bf4ad8["GNSS measurements (WGS84 ellipsoidal height)"]
b0b64d8c6675e55e["Geoid height"]
57933fce80bf4ad8 --> b0b64d8c6675e55e
b0b64d8c6675e55e --> 3ea066c953d0eaa6


    %% Node links
    click 3ea066c953d0eaa6 href "/knowledge/Orthometric-height" "Orthometric height"
    click 57933fce80bf4ad8 href "/knowledge/Ellipsoidal-height" "Ellipsoidal height"
    click b0b64d8c6675e55e href "/knowledge/Geoid" "Geoid"