Revised Local Reference (RLR) Diagram for SHEERNESS

Station ID: 3

RLR diagram based on the information in the datum section below

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Datum information

Add 7.134m to data values 1832-1927 to refer to RLR
Add 4.391m to data values 1951-1952 to refer to RLR
Add 4.079m to data values 1968-1975 to refer to RLR
Add 4.070m to data values 1976-1983 to refer to RLR
Add 1.550m to data values 1984-1986 to refer to RLR
Add 4.068m to data values 1987 onwards to refer to RLR
RLR is 11.600m below primary benchmark TQ 9080 7549

Ellipsoidal information from SONEL (explanation)

RLR Height above ellipsoid:37.822 ± 0.013 m
Vertical Land Movement Rate:1.09 ± 0.20 mm/yr
Epoch:2005.3634
GNSS Solution:ULR6
GNSS Site Used:SHEE
GNSS Availability:1997-03-26 to 2018-04-30