Levelling detail for

Benchmark positionning related to the tide gauge station

2005-01-20

2013-06-20

Benchmarks description table

SOURCE : Fiche d'observatoire de marée SHOM n°3204 - Mise à jour par l'IGN

Levelling campain :

Benchmark	Latitude (°)	Longitude (°)	Height (m)	Distance to Tide Gauge (m)
Q	41.92525000	8.76111111	15.760	310
FM"-5	41.92919444	8.78319444	9.500	1830
C	----	----	7.957	----
D	----	----	8.192	----
F	41.92275000	8.76286111	7.903	10
G	41.92283333	8.76361111	7.984	60
H	----	----	---	----
L	41.92286111	8.76275000	10.622	10
I	----	----	8.079	----
O	----	----	9.259	----
P	----	----	7.813	----
FM"-3- VII	41.92683333	8.76705556	14.457	570
FM"-4a	41.92875000	8.77022222	19.607	900
FM"-4b	41.92797222	8.77619444	10.174	1250
K	41.92694444	8.79966667	12.376	3090
J	41.92805556	8.79561111	14.134	2780
FM"-3a	----	----	---	----
N	----	----	---	----

Legend : Fondamental benchmark

Benchmarks vertical positionning diagram

Reference:

Leveling evolution

Stand point			F	F	F	F	C	G	G	G	H	D	D	FM"-3	g
End point			D	H	C	G	D	D	FM"-5	AJAC	D	g	FM"-3	D	AJAC
Distance (m)			----	----	----	63	----	----	1771	520	----	----	----	----	6
Height difference (m)	Campaign 7	2023-11-21	---	---	---	---	---	---	---	---	---	---	---	---	---
	Campaign 6	2015-09-11	---	---	---	---	---	---	---	---	---	---	---	---	---
	Campaign 5	2013-06-20	---	---	---	---	---	---	---	---	---	---	---	---	---
	Campaign 4	2005-01-20	0.2940 ± 0.001	---	---	---	0.2390 ± 0.001	0.2090 ± 0.001	1.5100 ± 0.001	---	0.0560 ± 0.001	---	---	---	---
	Campaign 3	2004-08-30	0.2943 ± 0.0001	---	---	---	---	---	---	---	---	48.1639 ± 0.0001	---	-6.4080 ± 0.001	1.6446 ± 0.001
	Campaign 2	2000-06-01	---	0.2720 ± 0.001	0.0560 ± 0.001	0.0860 ± 0.001	---	0.2100 ± 0.001	---	---	---	---	6.4080 ± 0.001	---	---
	Campaign 1	2000-01-17	---	---	---	---	---	---	---	50.0200 ± 0.001	---	---	---	---	1.6446 ± 0.0001
Height difference evolution graph

Download leveling data

TIDE GAUGE LOCAL LEVELING NETWORK DATA OF STATION Ajaccio ----------------------------------------------------------------------------------------------------- Benchmark Lat. Long. Height Year of determination St.dev Distance_to_TG 10chr (°) 14chr (°) 14chr (m) 10chr 22chr (m)10chr (m) 10chr ----------------------------------------------------------------------------------------------------- FM"-3 41.928806 8.767389 14.607 2004 0.00000 420 FM"-5 41.929194 8.783194 9.500 2023 0.00000 1720 C ---- ---- 7.957 2023 0.00200 ---- D ---- ---- 8.192 2023 0.00200 ---- F 41.922750 8.762861 7.903 2023 0.00200 520 G 41.922833 8.763611 7.984 2023 0.00200 520 H ---- ---- 8.143 2005 0.00200 ---- AJAC 41.927455 8.762611 58.011 2013 0.00000 0 g 41.927485 8.762553 56.363 2004 0.00200 10 L 41.922861 8.762750 10.622 2023 0.00200 510 I ---- ---- 8.079 2023 0.00200 ---- Q 41.925250 8.761111 15.760 2023 0.00100 280 O ---- ---- 9.259 2023 0.00200 ---- P ---- ---- 7.813 2023 0.00200 ---- FM"-3- VII41.926833 8.767056 14.457 2023 0.00200 370 FM"-4a 41.928750 8.770222 19.607 2023 0.00200 650 FM"-4b 41.927972 8.776194 10.174 2023 0.00200 1130 K 41.926944 8.799667 12.376 2023 0.00200 3070 J 41.928056 8.795611 14.134 2023 0.00200 2740 FM"-3a ---- ---- ---- ---- ---- ---- N ---- ---- ---- ---- ---- ----

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Co-located instruments

GPS : Ajaccio (AJAC)
Tide Gauge : AJACCIO (AJACC)
GPS : Campo Dell'Oro (CAMP)