GSI Geodetic VLBI

Welcome to the home page of the VLBI Group of the Geospatial Information Authority of Japan.
The Very Long Baseline Interferometry (VLBI) program is a component of GSI's Geodetic Department. The VLBI group implements VLBI observation, correlation processing, and analysis in cooperation with the International VLBI Service for Geodesy and Astrometry (IVS).

Geodetic Observing Program in Japan

Data acquisition, correlator, and analysis files for each session.

24 hours VLBI sessions 1 hour VLBI sessions (UT1 sessions)

Geodetic VLBI program introduction

Documents that describe the program for Geodetic VLBI in Japan.

Other contents

GSI VLBI(Japanese)
GSI VLBI(English)