Revised Local Reference (RLR) Diagram for OGI

Station ID: 1344

RLR diagram based on the information in the datum section below

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Datum information

Add 5.389m to data values 1973-1984 to refer to RLR
Add 5.386m to data values 1984-1994 to refer to RLR
Add 5.506m to data values 1995 onwards to refer to RLR
RLR is 9.300m below primary benchmark Attach-29

Ellipsoidal information from SONEL (explanation)

GNSSSolutionHeightVelocityEpochGNSS StartGNSS EndDistance
P109NGL1431.255 ± 0.0043.14 ± 0.862020.00002003-06-052023-03-2313
P109GT331.272 ± 0.0055.25 ± 0.302020.00002003-06-052023-03-2313