ITRF97 to ITRF96 (2)
EPSG:9079±0.01 m- Method:
- Time-dependent Position Vector tfm (geocentric)
- Area of use:
- New Zealand
- Scope:
- Geodesy.
| Parameter | Value | Unit |
|---|---|---|
| X-axis translation(tx) | 0 | millimetre |
| Y-axis translation(ty) | -0.51 | millimetre |
| Z-axis translation(tz) | 15.53 | millimetre |
| X-axis rotation(rx) | -0.16508 | milliarc-second |
| Y-axis rotation(ry) | 0.26897 | milliarc-second |
| Z-axis rotation(rz) | 0.05984 | milliarc-second |
| Scale difference(ds) | -1.51099 | parts per billion |
| rate tx | 0.69 | millimetres per year |
| rate ty | -0.1 | millimetres per year |
| rate tz | 1.86 | millimetres per year |
| rate rx | -0.01347 | milliarc-seconds per year |
| rate ry | 0.01514 | milliarc-seconds per year |
| rate rz | -0.00027 | milliarc-seconds per year |
| rate ds | -0.19201 | parts per billion per year |
| epoch | 2000 | year |
Scale difference in ppb and scale difference rate in ppb/yr where 1/billion = 1E-9 or nm/m. Uses IGS determination. Used as first step in ITRF97 to NZGD2000 concatenated operations, followed by application of NZGD2000 deformation model.