Course for international guest/part time students

Faculty

Faculty of Science

Organization

TTK Department of Geophysics

Code

vetrefereng22em

Title

Map grids and datums

Usual semester

Autumn

Published semester

2026/27/1

ECTS

3

Language

hu

Learning outcomes

Purpose of education (competencies): Knowledge: o knows the concept and elements of the map coordinate reference systems Capacities: o Ability to geo-refer maps to a known coordinate system o Ability to orto-rectify airphotos Attitude: o Inquires independently based on what is taught in class. o Committed to learning new competences. Autonomy and responsibility: o Ability to think through basic professional issues independently. o Ability to apply acquired knowledge in practice.

Course content

Content of education: Ellipsoidal approximation of the shape of the Earth. Geodetic positioning, geodetic coordinate systems and frame networks. Parameterisation of geodetic datums, methods of parameterisation and their application in a GIS environment. Types of map projections, their parameters, their application in a GIS environment: horizontal reference systems. Estimation of projection parameters for maps in unknown projections. Horizontal georeferencing of maps. Height concepts, height measurement in geodetic practice. Digital elevation models, their production and characteristics. Orthorectification of aerial photographs, production of digital anaglyph images, georeferencing of photographed maps.

Assessment method

Evaluation system:  Gyj5 / 5-grades practice

Bibliography

Literature:      Obligatory: o Timár, G., Molnár, G.: Map grids & Datums. ELTE Eötvös kiadó, 2013. http://geophysics.elte.hu/Map_grids_READER.pdf

Programmes of the course