Levelling detail for

Benchmark positionning related to the tide gauge station

2006-11-04

2013-09-30

Benchmarks description table

SOURCE : FOM 2024

Levelling campain :

Benchmark	Latitude (°)	Longitude (°)	Height (m)	Distance to Tide Gauge (m)
A	----	----	6.884	----
B	----	----	4.720	----
D	----	----	4.634	----
I	----	----	15.956	----
J	----	----	5.392	----
P	----	----	5.154	----
N	----	----	5.616	----
O	----	----	4.915	----
IROY	----	----	8.325	----

Legend : Fondamental benchmark

Benchmarks vertical positionning diagram

Reference:

Leveling evolution

Stand point			A	A	A	A	A	A	A	A	A	A	A	A	A	A	C	D	D	B	K	P
End point			B	D	I	J	K	P	a	b	c	d	e	f	IGN	IRYL	B	J	I	A	P	J
Distance (m)			----	----	----	----	----	----	----	----	----	----	----	----	----	----	----	----	----	----	----	----
Height difference (m)	Campaign 4	2024-02-16	---	---	---	---	---	---	---	---	---	---	---	---	---	---	---	---	---	---	---	---
	Campaign 3	2021-01-13	---	---	---	---	---	---	---	---	---	---	---	---	---	---	---	---	---	---	---	---
	Campaign 2	2013-09-30	-2.1640 ± 0.0001	-2.2500 ± 0.0004	9.0700 ± 0.0003	-1.4910 ± 0.0004	-1.9800 ± 0.0005	-1.7300 ± 0.0005	38.4780 ± 0.0005	38.4340 ± 0.0006	38.4240 ± 0.0006	38.4200 ± 0.0006	38.4320 ± 0.0005	39.0160 ± 0.0006	-1.2680 ± 0.0004	1.3860 ± 0.0004	---	---	---	---	---	---
	Campaign 1	2006-11-04	---	---	9.0680 ± 0.001	---	---	---	---	---	---	---	---	---	---	---	1.2210 ± 0.001	0.7600 ± 0.001	11.3160 ± 0.001	2.1640 ± 0.001	0.2520 ± 0.001	0.2370 ± 0.001
Height difference evolution graph

Download leveling data

TIDE GAUGE LOCAL LEVELING NETWORK DATA OF STATION Ile Royale ----------------------------------------------------------------------------------------------------- Benchmark Lat. Long. Height Year of determination St.dev Distance_to_TG 10chr (°) 14chr (°) 14chr (m) 10chr 22chr (m)10chr (m) 10chr ----------------------------------------------------------------------------------------------------- A ---- ---- 6.884 2024 0.00000 ---- B ---- ---- 4.720 2024 0.00100 ---- C ---- ---- 8.415 2006 0.00200 ---- D ---- ---- 4.634 2024 0.00100 ---- I ---- ---- 15.956 2024 0.00100 ---- J ---- ---- 5.392 2024 0.00100 ---- K ---- ---- 9.820 2013 0.00100 ---- P ---- ---- 5.154 2024 0.00100 ---- a ---- ---- 50.278 2013 0.00100 ---- b ---- ---- 50.234 2013 0.00100 ---- c ---- ---- 50.224 2013 0.00100 ---- d ---- ---- 50.220 2013 0.00100 ---- e ---- ---- 50.232 2013 0.00100 ---- f ---- ---- 50.816 2013 0.00100 ---- IGN ---- ---- 10.532 2013 0.00100 ---- IRYL ---- ---- 13.186 2013 0.00100 ---- N ---- ---- 5.616 2024 0.00100 ---- O ---- ---- 4.915 2024 0.00100 ---- IROY ---- ---- 8.325 2024 0.00100 ----

Download in txt human readable format

Download in csv format

Co-located instruments

Tide Gauge : ILE ROYALE (ROYAL)
Tide Gauge : ILE ROYALE - ANSE LEGOFF (LEGOF)
GPS : Ile Royale (IRYL)
GPS : Ile Royale (IROY)