Paris Observatory Geodetic VLBI Center

This center is a component of the International VLBI Service for Geodesy and Astrometry (IVS).

Analysis Service

• Solution opa2021a for Earth orientation, TRF, and CRF, and normal equation systems in SINEX format (data center),
• Intensive solution opa2021i for UT1,
• Baseline coordinate time series,
• Station coordinate time series,
• Radio source coordinate time series,
• Look at the free core nutation from IERS data,
• General statistics on the observations,
• Timeliness of SINEX submissions (at BKG).

Data Center

The data center is one of the three IVS primary data centers (with NASA/CDDIS and BKG). You can

• Download VLBI data and products via FTP at ivsopar.obspm.fr, and
• Submit VLBI data and products: please contact us to obtain the procedure.

  $20NOV09VG    6   ! VGOS-O031  VO0314  GsK2MgOeOwWfWsYj
  $21SEP27XA    4   ! IVS-R1101  R11018  AgBdHtKkKvMaNsOnSaSvWzZc
  $21JUL29VG    6   ! VGOS-R&D0  VR2101  GsK2MgOeOwWfWs
  $21OCT12VI    6   ! VGOS-2128  V21285  K2Ws
  $21OCT14XU    4   ! IN121-287  I21287  KkWz
  $21OCT15XU    4   ! IN121-288  I21288  KkWz