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REPERE GEODESIQUE SJOHN-1
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Levelling
> Benchmark SJOHN-1
Benchmark detailed description
"Repère sous l'antenne de la station IGS Hauteur d'antenne (ARP) : 0.1000 m (site IGS)"
Benchmarks names by campaign and organism
28/09/1999
IGS
STJO
GPS
Benchmark is in red
Mentions légales
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Data policy
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