Name | Position

Using a deformation model to calculate coordinates in a local reference frameNic Donnelly | Technical Manager Geodesy

Chris Rizos and Craig Roberts (UNSW)

Presented at th

e FIG W

orking Week 2016,

May 2-6, 2

016 in Christchurch, N

ew Zealand

Canterbury Earthquakes Submodels

Reverse Patch for an Earthquake

NZGD2000 Position and VectorMeasured Position and Vector

Ground Displacement

Correction to get NZGD2000 Coordinates

National Deformation Model

LINZ Applied Reverse Patch to Update NZGD2000 Coordinates

Earthquake

Landonline updates

7,876,563 coordinates2,215,410 nodes2,745,690 lines

543,787parcels48,629roads

Cadastral layers only updated where the change is greater than 5cm

Reverse patches: Applying the 20130801 reverse patch

Your

mark

Name | Position

Questions?