The Finnish Geodetic Research |
Common terms and phrases
Academy of Sciences accurate standard base adjustment computation astro-geodetic astronomic observations astronomic points Baltic Geodetic Commission Baltic Sea base line measurements Columbus determination Earth's crust ellipsoid error field base line Finland Finland's Academy Finnish geodesists Finnish Geodetic Institute geodesy geoid computed geoid in Europe gravimetric method gravity anomaly field gravity observations Greenland Gulf of Bothnia heavy antiroots Helsinki high accuracy International Gravity Formula invar wires isostatic equilibrium Isostatic Institute isostatic system IUGG Kalaja Kittisvaara land uplift leading of Dr light interference method light signal long base line Maupertuis measured arc meridian arc mountains needed Nummela base line observation points oceans Ohio State University Pello Township pendulum precise levellings Prof Professor Ilmari Bonsdorff R. A. Hirvonen relative accuracy sea level standard base lines stellar triangulation SUOMI-FINLAND thickness of Earth's Tornio total solar eclipse triangulation chain triangulation point Väisälä comparator vertical W. A. HEISKANEN World geodetic system Zero-order point