The key parameters of CITM1979 are summarised below:
| Name: | Chatham Island Transverse Mercator 1979 |
|---|---|
| Abbreviation: | CITM1979 |
| Projection type: | Transverse Mercator |
| Reference ellipsoid: | International 1924 |
| Datum: | CIGD1979 |
| Origin latitude: | 44° 00' 00" South |
| Origin longitude / central meridan: | 176° 30' 00" West |
| False Northing: | 650,000 metres North |
| False Easting: | 350,000 metres East |
| Central meridian scale factor: | 1.0000 |
The CITM1979 has now been superseded by the Chatham Islands Transverse Mercator 2000 (CITM2000) projection. Information about converting coordinates between the CITM1979 and CITM2000 projections is available on the coordinate conversion pages.
