Coordinate Reference Systems
Transform Coordinates
Remarks
Formed by concatenation of tfms codes 6191 and 1877. Used by Petrobras and ANP until February 2005 when replaced by Corrego Alegre 1970-72 to WGS 84 (4) (tfm code 6194).
Frequently Asked Questions
How do I convert Corrego Alegre 1970-72 to WGS 84 coordinates?
Use the coordinate transformation tool above to convert Corrego Alegre 1970-72 (EPSG:4225) to WGS 84 (EPSG:4326). Enter your source coordinates and click Transform. This uses the Geocentric translations (geog2D domain) method with 5m accuracy.
How do I transform Corrego Alegre 1970-72 to WGS 84 using Proj4js?
Use proj4.defs to define both EPSG:4225 and EPSG:4326, then call proj4(source, target, [x, y]) to convert coordinates programmatically.
What is the accuracy of the Corrego Alegre 1970-72 to WGS 84 transformation?
This transformation (EPSG:6192) has an accuracy of 5m using the Geocentric translations (geog2D domain) method. Area of use: Brazil - Corrego Alegre 1970-1972.