GLOSS Station Handbook

GLOSS Station Handbook – Nosy-Be

The GLOSS Station Handbook is currently being re-designed and upgraded.

Until a new version is available, the tide gauge station list below from the last version of the Handbook provides links to further details about each tide gauge in the GLOSS Core Network. Click the GLOSS number buttons to view the information. Click column headings to sort the table.

Station information

Gloss number15
Station nameNosy-Be
Time zone045E, GMT + 3hrs
Latitude (+ve N)-13.4
Longitude (+ve E)48.28333
Observation periods1958-1972, 1985-
Responsible countryMadagascar
Authority responsible for tide gaugeDepartment d'Oceanographie Physique et Chimique (C.N.R.O.), BP 68 (207) Nosy-Be, Madagascar - Telephone: 86 613 73
GLOSS contactMadagascar
Committed to GLOSSNo
Location map
Digital dataYes
Aditional parametersTemperature and salinity
Data acquisition rateContinuous recording, filtered to hourly heights
High frequency data at UHSLCData 150a Document 150a File format
Real-time data availableNo
Additional parameters (real-time)None
Tide gauge benchmarkTide gauge benchmark is situated on a flush bracket in the front of the tide gauge on the quay.
Benchmark relationshipsTide gauge zero (TGZ) = zero hydrographic
TGZ = 4.72m below TGBM
TGBM = 3.02m below disc SH: material reference set on the entrance of the wharf (from 1987 onwards)
Auxiliary benchmarksDisc SH set on the entrance of the CNRO wharf 7.74m above zero hydrographic
Data at PSMSL
Annual MSL (RLR) dataRLR 926
Annual MSL (RLR) plot
MSL methodDoodson X0 filter
PSMSL code926
Other relevant codesUHSLC 150
Additional information
Other relevant informationPSMSL hold data from another gauge at Nosy-Be (PSMSL Code 440/001 1958- 1968, 1970-1972).
Nearest Met. stationFascene Airport Nosy-Be
Last updated11 December 2002