Revised Local Reference (RLR) Diagram for PORT BLAIR

Station ID: 206

RLR diagram based on the information in the datum section below

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Datum information

Add 5.346m to data values 1916-1920 to refer to RLR
Add 5.700m to data values 1952-1964 to refer to RLR
RLR is 11.000m below primary benchmark BM 1 E