GLOSS Station Handbook

Station information sheet

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General                                  
GLOSS number271
Station name

Fort Dauphin (Taolanaro)

CountryMadagascar
Time zone045E, GMT + 3hrs
Latitude (+ve N)-25.01666
Longitude (+ve E)47
OceanIndian
Observation period(s)1991-
Responsible countryMadagascar
Authority responsible
for tide gauge
Department d'Oceanographie Physique et Chimique (C.N.R.O.), BP 68 (207) Nosy-Be, Madagascar Tel: 86 613 73
GLOSS contactMadagascar
Committed to GLOSSYes
OperationalYes
Location mapView location map for GLOSS station Fort Dauphin (Taolanaro)
Instrumentation 
FloatYes
PressureNo
BubblerNo
AcousticNo
RadarNo
Data
Digital dataYes
Data acquisition ratecontinuous recording, filtered to hourly data.
Real-time data availableNo
Benchmarks 
Tide gauge benchmarksHydro-benchmark situated on the top of the well
Benchmark relationshipsTide gauge zero (TGZ) = zero hydrographic TGZ = 2.78m below TGBM TGBM = 1.03m below benchmark BM: rivet set on the beacon in front of the tide gauge hut
Auxiliary benchmarksRivet set on the beacon in front of the gauge, 3.81m above zero hydrographic
Data at PSMSL 
MSL methodDoodson X0 filter
Additional information 
Other relevant informationThe tide gauge has been adjusted by direct surveying with the hydrographic zero reference. The zero of tide state coincides with the hydrographic zero reference.
Last updated1998-01-28
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