Levelling detail for

Benchmark positionning related to the tide gauge station

2006-10-22

Benchmarks description table

SOURCE : Installation antenne DORIS

Levelling campain :

Benchmark	Latitude (°)	Longitude (°)	Height (m)	Distance to Tide Gauge (m)
KIR2	----	----	8.614	----
KIRI	1.35458044	172.92289890	10.787	1600
BETB	1.35473728	172.92294040	11.381	1590
DORIS/ANT	1.35473728	172.92294040	10.733	1590
KIRIBM	----	----	9.843	----
KIR12	----	----	9.650	----
KIR13	----	----	10.064	----
KIR1	----	----	---	----
KIR40	----	----	---	----
KIR39	----	----	---	----
KIR53	----	----	---	----
KIR49	----	----	---	----
KIR46	----	----	---	----
KIR47	----	----	---	----
KIR3	----	----	---	----

Legend : Fondamental benchmark, GNSS Benchmarks

Benchmarks vertical positionning diagram

Reference:

Leveling evolution

Stand point			KIR12	KIR12	KIR12	KIR13	KIR13	KIRIBM	KIRI	KIRI	BETB	KIR2	KIR2	KIR1	KIR1	KIR1	KIR1	KIR1	KIR1	KIR1	KIR1	KIR1	KIR40	KIR39	KIR53	KIR49	KIR46	KIR47	KIR3
End point			KIR13	KIRIBM	BETB	KIRIBM	BETB	BETB	BETB	DORIS/ANT	DORIS/ANT	KIR12	KIR47	KIR40	KIR46	KIR2	KIR3	KIR12	KIR13	KIR47	KIR49	KIRIBM	KIR39	KIR53	KIR49	KIR12	KIR2	KIR3	KIRIBM
Distance (m)			----	----	----	----	----	----	18	18	0	----	----	----	----	----	----	----	----	----	----	----	----	----	----	----	----	----	----
Height difference (m)	Campaign 12	2006-10-22	0.4140 ± 0.01	0.1930 ± 0.01	1.7310 ± 0.01	-0.2210 ± 0.01	1.3170 ± 0.01	1.5380 ± 0.01	0.5940 ± 0.001	-0.0540 ± 0.001	-0.6480 ± 0.01	1.0356 ± 0.005	---	---	---	---	---	---	---	---	---	---	---	---	---	---	---	---	---
	Campaign 11	2006-03-15	0.4133 ± 0.001	---	---	---	---	---	---	---	---	---	0.1109 ± 0.001	0.0774 ± 0.001	-0.1539 ± 0.001	---	---	---	---	---	---	---	0.4679 ± 0.001	-0.2284 ± 0.001	0.1728 ± 0.001	0.1963 ± 0.001	-0.1951 ± 0.001	0.2693 ± 0.001	0.8477 ± 0.001
	Campaign 10	2005-06-06	---	---	---	---	---	---	---	---	---	---	---	---	-0.1546 ± 0.001	-0.3495 ± 0.001	0.0328 ± 0.001	0.6861 ± 0.001	1.0994 ± 0.001	-0.2378 ± 0.001	0.4892 ± 0.001	0.8805 ± 0.001	---	---	---	---	---	---	---
	Campaign 9	2004-06-06	---	---	---	---	---	---	---	---	---	---	---	---	-0.1546 ± 0.001	-0.3491 ± 0.001	0.0319 ± 0.001	0.6856 ± 0.001	1.0990 ± 0.001	-0.2382 ± 0.001	0.4891 ± 0.001	0.8796 ± 0.001	---	---	---	---	---	---	---
	Campaign 8	2002-06-06	---	---	---	---	---	---	---	---	---	---	---	---	-0.1552 ± 0.001	-0.3491 ± 0.001	0.0314 ± 0.001	0.6857 ± 0.001	1.0987 ± 0.001	-0.2386 ± 0.001	0.4898 ± 0.001	0.8790 ± 0.001	---	---	---	---	---	---	---
	Campaign 7	2000-06-06	---	---	---	---	---	---	---	---	---	---	---	---	---	-0.3487 ± 0.001	0.0324 ± 0.001	0.6861 ± 0.001	1.0987 ± 0.001	---	---	---	---	---	---	---	---	---	---
	Campaign 6	1999-06-06	---	---	---	---	---	---	---	---	---	---	---	---	---	-0.3490 ± 0.001	0.0310 ± 0.001	0.6861 ± 0.001	1.0990 ± 0.001	---	---	---	---	---	---	---	---	---	---
	Campaign 5	1997-06-06	---	---	---	---	---	---	---	---	---	---	---	---	---	-0.3491 ± 0.001	0.0323 ± 0.001	0.6862 ± 0.001	1.0991 ± 0.001	---	---	---	---	---	---	---	---	---	---
	Campaign 4	1996-06-06	---	---	---	---	---	---	---	---	---	---	---	---	---	-0.3491 ± 0.001	0.0320 ± 0.001	0.6857 ± 0.001	1.0987 ± 0.001	---	---	---	---	---	---	---	---	---	---
	Campaign 3	1995-06-06	---	---	---	---	---	---	---	---	---	---	---	---	---	-0.3489 ± 0.001	0.0320 ± 0.001	0.6861 ± 0.001	1.0997 ± 0.001	---	---	---	---	---	---	---	---	---	---
	Campaign 2	1994-06-06	---	---	---	---	---	---	---	---	---	---	---	---	---	-0.3516 ± 0.001	0.0321 ± 0.001	0.6833 ± 0.001	1.0965 ± 0.001	---	---	---	---	---	---	---	---	---	---
	Campaign 1	1992-06-06	---	---	---	---	---	---	---	---	---	---	---	---	---	-0.3499 ± 0.001	0.0323 ± 0.001	0.6842 ± 0.001	1.0968 ± 0.001	---	---	---	---	---	---	---	---	---	---
Height difference evolution graph

Download leveling data

TIDE GAUGE LOCAL LEVELING NETWORK DATA OF STATION Betio Island, Kiribati ----------------------------------------------------------------------------------------------------- Benchmark Lat. Long. Height Year of determination St.dev Distance_to_TG 10chr (°) 14chr (°) 14chr (m) 10chr 22chr (m)10chr (m) 10chr ----------------------------------------------------------------------------------------------------- KIRI 1.354580 172.922899 10.787 2006 0.01900 0 BETB 1.354737 172.922940 11.381 2006 0.01900 20 DORIS/ANT 1.354737 172.922940 10.733 2006 0.01900 20 KIRIBM ---- ---- 9.843 2006 0.01500 ---- KIR12 ---- ---- 9.650 2006 0.00500 ---- KIR13 ---- ---- 10.064 2006 0.01200 ---- KIR1 ---- ---- 8.963 2006 0.00200 ---- KIR40 ---- ---- 9.040 2006 0.00200 ---- KIR39 ---- ---- 9.508 2006 0.00200 ---- KIR53 ---- ---- 9.280 2006 0.00300 ---- KIR49 ---- ---- 9.453 2006 0.00300 ---- KIR46 ---- ---- 8.809 2006 0.00100 ---- KIR2 ---- ---- 8.614 2006 0.00000 ---- KIR47 ---- ---- 8.725 2006 0.00100 ---- KIR3 ---- ---- 8.994 2006 0.00200 ----

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Co-located instruments

GPS : Betio Island, Kiribati (KIRI)
Doris : BETIO (BETB)
Tide Gauge : TARAWA-C (BETIO)
Tide Gauge : TARAWA-A, BETIO (TARAA)
Tide Gauge : BETIO (BETI1)
GPS : Kiribati (KIRG)

LEVELING OF BETIO ISLAND, KIRIBATI