The German Main Triangle Network (DHDN) described nationwide and
nationwide through the trigonometric points (TP) the reference system for the
Location.
Today, the geodetic basic network points realise the position reference system and the position reference is provided by SAPOS® satellite-based.
The existing TP network is no longer maintained in Schleswig-Holstein, but the location points are still maintained in AFIS.
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Some basic informations about API Store ®.
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