TONGA

Station summaryTONG

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
    DORIS
IGS-type acronym : TONG
Latitude : -21.14471300
Longitude : -175.17922400
Installed date : 2002-02-18
Decommissioned date :
Country : TONGA
City : NUKU'ALOFA
Station status : active (green)
Distance to Tide Gauge (m) : 779
Domes Nr.: 50902M001
Station operator: Unknown
IGS-like station form :

GPS position times seriesTONG



Position
(Reference epoch: )




Offsets (mm)

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


Data available at SONELTONG



Quality plots on RINEX filesTONG

Quality plots on RINEX files of TONG Quality plots on RINEX files of TONG 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.

Comparison with satellite altimetry data

Co-located instrumentsTONG

Photo albumTONG

BibliographyTONG

If you have a relevant reference to suggest, please send-us an e-mail : sonel@sonel.org
  • puce A.-Martínez-Asensio, G.-Wöppelmann et al., 2019. Relative sea-level rise and the influence of vertical land motion at Tropical Pacific Islands. Global and Planetary Change. Get this reference BibTeX of the reference
  • puce Ballu, Gravelle et al., 2019. Vertical land motion in the Southwest and Central Pacific from available GNSS solutions and implications for relative sea levels. Geophysical Journal International. Get this reference BibTeX of the reference

Log bookTONG

[IGSSTATION-7232] - 2018-02-15 (26/02/2018)

Due to damage from cyclone Gita the station TONG in Nuku'alofa, Tonga is offline. Further information will be available once we are able to get someone to assess the damage.

Enquires:

For further information please contact geodesy@ga.gov.au.

[IGSSTATION-6815] - 2016-10-11 (11/10/2016)

The antenna at the IGS station TONG has failed. As a result there will be no data products available from this station until we can arrange for a new antenna to be installed.

[IGSSTATION-6815] - 2016-10-11 (11/10/2016)

The antenna at the IGS station TONG has failed. As a result there will be no data products available from this station until we can arrange for a new antenna to be installed.