https://gdgps.shriportal.com/Login.aspx
GDGPS Parent Portal Login
parent portal
https://cddis.nasa.gov/Data_and_Derived_Products/GNSS/GDGPS_ant_phase_centers_glo.html
JPL GDGPS GLONASS Antenna Phase Center Product
jplglonassantennaphasecenter
https://cddis.nasa.gov/Data_and_Derived_Products/GNSS/GDGPS_ant_phase_map_meta_glo.html
JPL GDGPS GLONASS antenna phase maps meta data product
meta datajplglonassantennaphase
https://cddis.nasa.gov/Data_and_Derived_Products/GNSS/GDGPS_ant_phase_map_meta_gal.html
JPL GDGPS Galileo antenna phase maps meta data product
meta datajplgalileoantennaphase