Contributing agency

Station summaryTIAS

Showing all stations within 1000 km of the observed station Active station No data for 30 days Decommissioned No observations in SONEL (Survey) Not co-located with observed station
Showing all stations within 1000 km of the observed station Available data / Station OK Available data / Problem(s) detected Does not work No longer exists Foreign partner management Not co-located with observed station
Showing all stations within 1000 km of the observed station Co-located with observed station Not co-located with observed station
  • More informations on each symbol.
  • GPS
    Tide Gauge
IGS-type acronym : TIAS
Latitude : 28.95213261
Longitude : -13.65428000
Installed date : 2009-01-01
Decommissioned date :
Country : SPAIN
Station status : active (green)
Distance to Tide Gauge (m) : 11441
Domes Nr.: 31320M001
Station operator: Unknown
IGS-like station form :

GPS position times seriesTIAS

(Reference epoch: )

Offsets (mm)

MMaterial change or malfunction
RFReference Frame change
NANot available
Position discontinuity
Velocity discontinuity
Vertical component
East component
North Component

Data available at SONELTIAS

                (Cartografia de Canarias)

The GrafCan in the Canary Islands provides RINEX data from these stations to SONEL: 

- AGUI (Arinaga)
- FRON (Frontera)
- GRAF (Graf GNSS)
- MAZO (Villa de Mazo)
- OLIV (La Oliva)
- TIAS (Tias GNSS)

Any publication using data from the GrafCan GNSS stations should acknowledge the work of the scientists having achieved 
the collection of the data.


Data are delivered in daily files, 30-second data rates. The data are intended for non-commercial research or education use only. 
Commercial use is not allowed. 

The data are provided as-is, free of charge for the intended uses. The Cartografia de Canarias gives no guarantee of and assumes 
no responsibility for the accuracy, completeness or usefulness of any data. 

SONEL collects the data from CGC (CanaryGNSS Center).

Please inform CanaryGNSS Center by email nacho __at__ if these data are used in published research 
or any publication. And thank GrafCan.

Contact GrafCan for positioning services at gnss __at__ for questions or further info. 

Quality plots on RINEX filesTIAS

Quality plots on RINEX files of TIAS Quality plots on RINEX files of TIAS Royal Observatory of Belgium

Plots generated using software developed with the EPN team at ROB
Observations & tracking performance Satellite tracking

informations (this operation may take 20 to 45s)

The satellite tracking graph has been calculated for all stations for the first day of each month. If you wish to have a graph for another date, choose the 'Calculate a specific date' option.

Co-located instrumentsTIAS

Photo albumTIAS


If you have a relevant reference to suggest, please send-us an e-mail :
  • puce Mendes, Barbosa et al., 2017. Vertical land motion and sea level change in Macaronesia. Geophysical Journal International. Get this reference