Levelling detail for

Benchmark positionning related to the tide gauge station

2003-01-15

Benchmarks description table

SOURCE : FOM 3134

Levelling campain :

Benchmark	Latitude (°)	Longitude (°)	Height (m)	Distance to Tide Gauge (m)
A	45.56294444	-1.06197222	11.492	620
B	45.56858333	-1.06550000	10.981	310
C	45.57183333	-1.06188889	12.444	370
I	----	----	11.523	----
J	----	----	10.888	----
K	----	----	11.029	----
G1	----	----	10.736	----

Legend : Fondamental benchmark

Benchmarks vertical positionning diagram

Reference:

Leveling evolution

Stand point			D	D	G	B	B
End point			A	F	F	A	C
Distance (m)			----	----	----	685	458
Height difference (m)	Campaign 3	2022-11-02	---	---	---	---	---
	Campaign 2	2014-03-05	---	---	---	---	---
	Campaign 1	2003-01-15	1.3070 ± 0.001	0.9500 ± 0.001	0.4660 ± 0.001	0.5150 ± 0.001	1.4670 ± 0.001
Height difference evolution graph

Download leveling data

TIDE GAUGE LOCAL LEVELING NETWORK DATA OF STATION PORT_BLOC ----------------------------------------------------------------------------------------------------- Benchmark Lat. Long. Height Year of determination St.dev Distance_to_TG 10chr (°) 14chr (°) 14chr (m) 10chr 22chr (m)10chr (m) 10chr ----------------------------------------------------------------------------------------------------- A 45.562944 -1.061972 11.492 2022 0.00000 620 B 45.568583 -1.065500 10.981 2022 0.00200 310 C 45.571833 -1.061889 12.444 2022 0.00200 370 D ---- ---- 10.443 2014 0.00100 ---- F ---- ---- 11.135 2003 0.00200 ---- G ---- ---- 10.637 2014 0.00100 ---- H ---- ---- 10.798 2014 0.00100 ---- I ---- ---- 11.523 2022 0.00200 ---- J ---- ---- 10.888 2022 0.00100 ---- K ---- ---- 11.029 2022 0.00100 ---- G1 ---- ---- 10.736 2022 0.00200 ----

Download in txt human readable format

Download in csv format

Co-located instruments

Tide Gauge : PORT_BLOC (PBLOC)