GLOSS Station Handbook

Station information sheet

General                                  
GLOSS number20
Station name

Marion Is.

CountrySouth Africa
Time zone030E, GMT + 2hrs
Latitude (+ve N)-46.86666
Longitude (+ve E)37.86666
OceanIndian
Observation period(s)1990-
Responsible countrySouth Africa
Authority responsible
for tide gauge
Hydrographer, South African Navy, Private Bag X1, Tokai 7966, South Africa
GLOSS contactSouth_Africa
Committed to GLOSSYes
OperationalNo
Instrumentation 
FloatNo
PressureNo
BubblerNo
AcousticYes
RadarNo
Data
Digital dataYes
Additional parametersSea temperature, air pressure
Data acquisition rateOne minute values, averaged every 10 minutes, filtered to hourly heights
Real-time data availableNo
Additional parameters (real-time)Sea temperature, air pressure
Benchmarks 
Tide gauge benchmarksTrig Survey BM N.R.I.O. 30 adjacent to tide gauge
Benchmark relationshipsTide Gauge Zero (TGZ) = 0.910m below MSL TGZ = 4.784m below BM N.R.I.O. 30
Additional information 
Other relevant informationValues based on GPS have been observed but not finally calculated.
Nearest Met. stationMarion Island
Last updated1990-08-03

Related BODC pages

Sea level portal      World Ocean Circulation Experiment (WOCE) — Sea  level
UK Tide Gauge Network     Climate Variability and Predictability (CLIVAR)
GLOSS project page  

 

Related external links

Global Sea Level Observing System (GLOSS)     Permanent Service for Mean Sea Level (PSMSL)
University of Hawai`i Sea Level Centre (UHSLC)  World Ocean Circulation Experiment (WOCE)

 

Permanent Service for Mean Sea Level (PSMSL) Global Sea Level Observing System (GLOSS) Station Handbook Intergovernmental Oceanographic Commission (IOC)