S-JTSK/05 (Ferro) to S-JTSK/05 (1)
EPSG:5238±0 m- Method:
- Longitude rotation
- Area of use:
- Czechia
- Scope:
- Change of prime meridian.
| Parameter | Value | Unit |
|---|---|---|
| Longitude offset | -17.4 | sexagesimal DMS |
Convert S-JTSK/05 (Ferro) to S-JTSK/05
Convert coordinates from S-JTSK/05 (Ferro) (EPSG:5229) to S-JTSK/05 (EPSG:5228) — official EPSG transformation parameters, accuracy and area of use, with a free in-browser converter.
Official EPSG transformation from S-JTSK/05 (Ferro) to S-JTSK/05
The EPSG Geodetic Parameter Dataset defines 1 transformation between S-JTSK/05 (Ferro) (EPSG:5229) and S-JTSK/05 (EPSG:5228). Its parameters, accuracy and area of use are listed below.
Convert EPSG:5229 to EPSG:5228 in code
The same transformation with common GIS tools and libraries:
from pyproj import Transformer
transformer = Transformer.from_crs("EPSG:5229", "EPSG:5228", always_xy=True)
x, y = transformer.transform(-73.9857, 40.7484)
print(x, y)Source: EPSG:5229 — S-JTSK/05 (Ferro)
geographic system using latitude and longitude on an ellipsoid · Area of use: Czechia
+proj=longlat +ellps=bessel +pm=ferro +towgs84=572.213,85.334,461.94,4.9732,1.529,5.2484,3.5378 +no_defs +type=crsMore about EPSG:5229 →
Target: EPSG:5228 — S-JTSK/05
geographic system using latitude and longitude on an ellipsoid · Area of use: Czechia
+proj=longlat +ellps=bessel +towgs84=572.213,85.334,461.94,4.9732,1.529,5.2484,3.5378 +no_defs +type=crsMore about EPSG:5228 →
Frequently asked questions
- How accurate is converting S-JTSK/05 (Ferro) to S-JTSK/05?
- The most accurate official EPSG transformation between these systems is accurate to about ±0 m within its stated area of use. Browser-based converters approximate datum shifts with Helmert parameters; for surveying-grade work apply the official transformation in a desktop GIS.
- Does my data leave the browser when I use this converter?
- No. All coordinate transformations are computed locally in your browser using proj4js. The coordinates you enter are never transmitted to any server.