Revised Local Reference (RLR) Diagram for PORTLAND

Station ID: 1547

RLR diagram based on the information in the datum section below

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Datum information

Add 6.500m to data values 1992 onwards to refer to RLR
RLR is 15.669m below primary benchmark PM 116

Ellipsoidal information from SONEL (explanation)

GNSSSolutionHeightVelocityEpochGNSS StartGNSS EndDistance
PTLDULR7a-10.528 ± 0.006-0.98 ± 0.302020.00002009-09-012021-10-23110
PTLDGT3-10.536 ± 0.004-1.64 ± 0.302020.00002009-09-012021-10-23110
PTLDNGL14-10.533 ± 0.004-0.88 ± 0.532020.00002009-09-012021-10-23110