EPSG:CODE

NAD83(HARN) to NAVD88 height (7)

EPSG:4957 → EPSG:5703

Coordinate Reference Systems

Source CRS
EPSG:4957
NAD83(HARN)
Geographic 3D
Target CRS
EPSG:5703
NAVD88 height
Vertical

Remarks

Uses Geoid99 hybrid model. Replaced by 2003 model (CT code 9168).

Frequently Asked Questions

What is the accuracy of the NAD83(HARN) to NAVD88 height transformation?

This transformation (EPSG:9166) has an accuracy of 0.05m using the Geographic3D to GravityRelatedHeight (NGS bin) method. Area of use: USA - CONUS south of 41°N, 95°W to 78°W - onshore.