ivsopar.obspm.fr

OPAR is a component of the International VLBI Service for Geodesy and Astrometry (IVS)

Analysis Service

• Global solution for Earth orientation, TRF, and CRF
• Intensive solution for UT1
• Station coordinate time series
• Radio source coordinate time series
• Look at the free core nutation from IERS data

Data Center

OPAR is one of the three IVS primary data centers. You can

• Download VLBI data and products via FTP access
• Submit VLBI data and products; please contact us to obtain the procedure

Contributors and Contact

• Sébastien B Lambert, Astronomer, scientific coordination
• Christophe Barache, Research Engineer, IT management, link with optical and Gaia
• Olivier Becker, Engineer, IT management
• Teddy Carlucci, Engineer, IT management
• Niu Liu, PhD student, celestial frame realization and link with Gaia
• Ibnu Nurul Huda, PhD student, Earth's deep interior
• Jean-Yves Richard, Research Engineer, multitechnique combination
• Yann Ziegler, Postdoc, Earth's deep interior, link with surface gravimetry

SYRTE, Observatoire de Paris, Université PSL, CNRS, Sorbonne Université, LNE
☎ +33 1 40 51 22 33
@ firstname.name [] obspm.fr