The product consists of the two parts height-grid and correction values for the height grid:
a) Height Grid
The height grid enables the transformation of orthometric heights in the EVRS (European Vertical Reference System) with reference Amsterdam at heights of the MGI with reference Adria 1875 (use heights H.ü.A.).
B) Correction values for the height grid
The correction values for the height grid are used to correct the usage heights contained in the point cards of the position fixed points in order to achieve conformity with the usage heights derived from GNSS measurements, geoidundulations and height GRID.
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FAQ
Frequently Asked Questions
Some basic informations about API Store ®.
Operation and development of APIs are currently fully funded by company Apitalks and its usage is for free.
Yes, you can.
All important information such as time of last update, license and other information are in response of each API call.
In case of major update that would not be compatible with previous version of API, we keep for 30 days both versions so you will have enough time to transfer to new version. We will inform you about the changes in advance by e-mail.