Belgian Institutions supporting GRAPE:

Royal Observatory of Belgium, Brussels

Observations

Royal Observatory of Belgium performs:

 

In Antarctica:

Princess Elisabeth base, Utsteinen (71.95S, 23.35E);

Measurements: TEC 

Instrumentation: Dual frequency GNSS Septentrio PolaRx2e receiver

Presently data are not free available. Royal Observatory of Belgium can deliver data on demand.