LEVELING OF LIFOU

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Benchmarks description table

SOURCE : FOM 3286

Levelling campain :

Benchmark	Latitude (°)	Longitude (°)	Height (m)	Distance to Tide Gauge (m)
O	----	----	5.223	----
B	----	----	5.125	----
C	----	----	2.485	----
F1	----	----	7.573	----
G	----	----	2.053	----
H	----	----	2.219	----
J	----	----	4.050	----
K	----	----	2.903	----
L	----	----	2.840	----
N	----	----	2.881	----

Legend : Fondamental benchmark

Benchmarks vertical positionning diagram

Reference:

Leveling evolution

Stand point
End point
Distance (m)
Height difference (m)	Campaign 3	2025-04-17
	Campaign 2	2022-07-08
	Campaign 1	2017-11-03
Height difference evolution graph

Download leveling data

TIDE GAUGE LOCAL LEVELING NETWORK DATA OF STATION LIFOU ----------------------------------------------------------------------------------------------------- Benchmark Lat. Long. Height Year of determination St.dev Distance_to_TG 10chr (°) 14chr (°) 14chr (m) 10chr 22chr (m)10chr (m) 10chr ----------------------------------------------------------------------------------------------------- O ---- ---- 5.223 2025 0.00000 ---- B ---- ---- 5.125 2025 0.00200 ---- C ---- ---- 2.485 2025 0.00200 ---- D ---- ---- 2.830 2017 0.00100 ---- F1 ---- ---- 7.573 2025 0.00100 ---- G ---- ---- 2.053 2025 0.00200 ---- H ---- ---- 2.219 2025 0.00200 ---- J ---- ---- 4.050 2025 0.00200 ---- K ---- ---- 2.903 2025 0.00100 ---- L ---- ---- 2.840 2025 0.00200 ---- N ---- ---- 2.881 2025 0.00200 ----

Download in txt human readable format

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Co-located instruments

Tide Gauge : LIFOU (LIFOU)
GPS : LIFOU (LPIL)
GPS : LIFOU (LPI1)

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