Services Institutional Observatories Outreach SERVICES International VLBI Service for Geodesy and Astrometry (IVS) Crustal Dynamics Data Information System (CDDIS) International Association of Geodesy (IAG) International Earth Rotation and Reference Systems Service (IERS) The International GNSS Service (IGS) International Gravity Field Service (IGFS) International Laser Ranging Service (ILRS) Global Geodetic Observing System (GGOS) International Doris Service (IDS) International Geodynamics and Earth Tide Service (IGETS) European Plate Observing System (EPOS) EPOS GNSS Data Gateway (EPOS) Committee on Radio Astronomy Frequencies (CRAF) INSTITUTIONAL Azores Regional Government National Geographic Institute of Spain RAEGE Azores Association OBSERVATORIES Geodetic Earth Observatory Ny-Alesund (NMA) Metsahovi Geodetic Research Station (FGI) Onsala Observatory Wettzell Observatory Hartrao Observatory MIT Haystack Observatory Space Geodesy Project (SGP) Geospatial Information Authority of Japan (GSI) Yebes Observatory OUTREACH Principles of Geodetic VLBI (2012) [EN] Quest for the exact position (2019) [EN] Radioastronomy in Yebes (2013) [ES] Yebes Observatory (2019) [ES] Yebes Observatory - Visitors Center [ES] GGOS Science IVS Newsletter Services Institutional Observatories Outreach SERVICES International VLBI Service for Geodesy and Astrometry (IVS) Crustal Dynamics Data Information System (CDDIS) International Association of Geodesy (IAG) International Earth Rotation and Reference Systems Service (IERS) The International GNSS Service (IGS) International Gravity Field Service (IGFS) International Laser Ranging Service (ILRS) Global Geodetic Observing System (GGOS) International Doris Service (IDS) International Geodynamics and Earth Tide Service (IGETS) European Plate Observing System (EPOS) EPOS GNSS Data Gateway (EPOS) Committee on Radio Astronomy Frequencies (CRAF) INSTITUTIONAL Azores Regional Government National Geographic Institute of Spain RAEGE Azores Association OBSERVATORIES Geodetic Earth Observatory Ny-Alesund (NMA) Metsahovi Geodetic Research Station (FGI) Onsala Observatory Wettzell Observatory Hartrao Observatory MIT Haystack Observatory Space Geodesy Project (SGP) Geospatial Information Authority of Japan (GSI) Yebes Observatory OUTREACH Principles of Geodetic VLBI (2012) [EN] Quest for the exact position (2019) [EN] Radioastronomy in Yebes (2013) [ES] Yebes Observatoty (2019) [ES] Yebes Observatoty - Visitors Center [ES] GGOS Science IVS Newsletter INSTITUTIONAL Azores Regional Government National Geographic Institute of Spain RAEGE Azores Association SERVICES Crustal Dynamics Data Information System (CDDIS) International Association of Geodesy (IAG) International VLBI Service for Geodesy and Astrometry (IVS) International Earth Rotation and Reference Systems Service (IERS) The International GNSS Service (IGS) International Gravity Field Service (IGFS) International Laser Ranging Service (ILRS) Global Geodetic Observing System (GGOS) International Doris Service (IDS) International Geodynamics and Earth Tide Service (IGETS) European Plate Observing System (EPOS) EPOS GNSS Data Gateway (EPOS) OBSERVATORIES Geodetic Earth Observatory Ny-Alesund (NMA) Metsahovi Geodetic Research Station (FGI) Onsala Observatory Wettzell Observatory Hartrao Observatory Goddard Geophysical and Astronomical Observatory (GGAO) MIT Haystack Observatory Space Geodesy Project (SGP) Geospatial Information Authority of Japan (GSI) Yebes Observatory OUTREACH Principles of Geodetic VLBI (2012) [EN] Quest for the exact position (2019) [EN] Radioastronomy in Yebes (2013) [ES] Yebes Observatoty (2019) [ES] Yebes Observatoty - Visitors Center [ES] GGOS Science INSTITUTIONAL Azores Regional Government National Geographic Institute of Spain RAEGE Azores Association SERVICES Crustal Dynamics Data Information System (CDDIS) International Association of Geodesy (IAG) International VLBI Service for Geodesy and Astrometry (IVS) International Earth Rotation and Reference Systems Service (IERS) The International GNSS Service (IGS) International Gravity Field Service (IGFS) International Laser Ranging Service (ILRS) Global Geodetic Observing System (GGOS) International Doris Service (IDS) International Geodynamics and Earth Tide Service (IGETS) European Plate Observing System (EPOS) EPOS GNSS Data Gateway (EPOS) OBSERVATORIES Geodetic Earth Observatory Ny-Alesund (NMA) Metsahovi Geodetic Research Station (FGI) Onsala Observatory Wettzell Observatory Hartrao Observatory Goddard Geophysical and Astronomical Observatory (GGAO) MIT Haystack Observatory Space Geodesy Project (SGP) Geospatial Information Authority of Japan (GSI) Yebes Observatory OUTREACH Principles of Geodetic VLBI (2012) [EN] Quest for the exact position (2019) [EN] Radioastronomy in Yebes (2013) [ES] Yebes Observatoty (2019) [ES] Yebes Observatoty - Visitors Center [ES] GGOS Science