Levelling detail for

Benchmark positionning related to the tide gauge station

2008-03-27

Benchmarks description table

SOURCE : Fiche d'observatoire de marée SHOM n°2800

Levelling campain :

Benchmark	Latitude (°)	Longitude (°)	Height (m)	Distance to Tide Gauge (m)
A	----	----	9.309	----
C	----	----	15.204	----
G	----	----	7.546	----
I	----	----	---	----
J	----	----	8.602	----
K	----	----	7.936	----
L	----	----	7.943	----
N	----	----	7.983	----
D	----	----	19.040	----
B	----	----	---	----
F	----	----	---	----

Legend : Fondamental benchmark

Benchmarks vertical positionning diagram

Reference:

Leveling evolution

Stand point			G	G	A	A
End point			J	A	I	C
Distance (m)			----	----	----	----
Height difference (m)	Campaign 3	2017-07-19	---	---	---	---
	Campaign 2	2010-05-21	---	---	---	---
	Campaign 1	2008-03-27	1.0480 ± 0.001	1.7570 ± 0.001	0.1760 ± 0.001	5.8950 ± 0.001
Height difference evolution graph

Download leveling data

TIDE GAUGE LOCAL LEVELING NETWORK DATA OF STATION POINTE DES GALETS ----------------------------------------------------------------------------------------------------- Benchmark Lat. Long. Height Year of determination St.dev Distance_to_TG 10chr (°) 14chr (°) 14chr (m) 10chr 22chr (m)10chr (m) 10chr ----------------------------------------------------------------------------------------------------- A ---- ---- 9.309 2017 0.00000 ---- C ---- ---- 15.204 2017 0.00100 ---- G ---- ---- 7.546 2017 0.00100 ---- H ---- ---- ---- ---- ---- ---- I ---- ---- 9.484 2010 0.00100 ---- J ---- ---- 8.602 2017 0.00100 ---- K ---- ---- 7.936 2017 0.00100 ---- L ---- ---- 7.943 2017 0.00100 ---- N ---- ---- 7.983 2017 0.00100 ---- D ---- ---- 19.040 2017 0.00100 ---- B ---- ---- ---- ---- ---- ---- F ---- ---- ---- ---- ---- ---- AO-100 ---- ---- ---- ---- ---- ---- AM-1-I ---- ---- ---- ---- ---- ----

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Co-located instruments

Tide Gauge : POINTE DES GALETS (GALET)
GPS : Le Port (LEPO)