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Science and research

Faculty of Civil Engineering

Department:       Department of Theoretical Geodesy
Contact person:  Prof. Ing. Ján Hefty, PhD.
Contact:               +421 2 5927 4533
e-mail:                  jan.hefty@stuba.sk 



  • Caporali A.- Aichhorn C.- Barlik M.- Becker M.- Fejes I.- Gerhátová Ľ.- Ghitau D.- Grenerczy G.- Hefty J.- Krauss S.- Medak D.- Milev G.- Virag G.- Mojzeš M.- Mulic M.- Nardo A.- Pesec P.- Rus T.- Simek J.- Sledzinski J.- Solaric M.- Stangl G.- Stopar B.- Vespe F.: Surface kinematics in the Alpine-Carpathian-Dinaric and Balkan region inferred from a new multi-network GPS combination solution. Tectonophysics, 474, 1-2, 2009, s. 295-321.
  • Caporali A., Aichhorn C., Becker M., Fejes I., Gerhatova L., Ghitau D., Grenerczy G., Hefty J., Krauss S., Medak D., Milev G., Mojzes M., Mulic M., Nardo A., Pesec P., Rus T., Simek J., Sledzinski J., Solaric M., Stangl G., Vespe F., Virag G., Vodopivec F., Zablotskyi F.: Geokinematics of Central Europe: New insights from the CERGOP-2/Environment Project. Journal of Geodynamics, 45, 4-5, 2008, s. 246-256.
  • Bogusz J. - Hefty J.: Determination of the Not-modelled short periodic variations in the GPS permanent sites' positions. Acta Geodynamica et Geomaterialia, 8, 3 (163), 2011, s. 283-290. 
  • Hefty J. - Igondová M.: Diurnal and semi-diurnal coordinate variations observed in EUREF permanent GPS network - a case study for period from 2004.0 to 2006.9. Contributions to Geophysics and Geodesy, 40, 3, 2010, s. 225-247.
  • Hefty J. - Hipmanová L. - Gerhátová Ľ. - Igondová M. - Droščák B.: Recent Geo-kinematics of Slovakia Based on Homogenized Solutions of Permanent and Epoch GPS Networks. Acta Geodynamica et Geomaterialia, 7, 3 (159), 2010, s. 303-315.
  • Hefty J.: Geo-kinematics of central and south-east Europe resulting from combination of various regional GPS velocity fields. Acta Geodynamica et Geomaterialia, 4, 4 (148), 2007, s. 173-189.
  • Hefty J. - Gerhátová Ľ. - Burgan J.: Combination of GPS and GLONASS in PPP Algorithms and its effect on site Coordinates determination. In: Journées 2010 : Systémes de référence spatio-temporales. Observatoire de Paris, 2010, s. 200-201 ISBN 978-2-901057-64-2.
  • Igondová M. - Cibulka D.: Precipitable Water Vapour and Zenith Total Delay time series and models over Slovakia and vicinity. Contributions to Geophysics and Geodesy, 40, 4, 2010, s. 299-312.
  • Igondová M.: Analysis of precision and accuracy of Precipitable Water Vapour derived from GPS observations. Contributions to Geophysics and Geodesy, 39, 2, 2009, s. 121-132.
  • Igondová M., Hefty J.: Continuous precipitable water vapor monitoring using GNSS. Contributions to Geophysics and Geodesy, 38, 1, 2008, s. 17-24.
  • Hefty J., Igondová M.: The network of permanent GPS stations in central Europe analysed for purpose of regional geodynamics and troposphere studies. Contributions to Geophysics and Geodesy, 38, 2, 2008, s. 151-167.



Fig.1: Astronomical and Geodetic Observatory of the Department of Theoretical Geodesy

Fig. 2: Panoramic view and the parmanent GNSS station, installed in autumn 2004