Questions tagged [epsg]

A group that maintains a freely available database with standard codes for coordinate systems, datums, spheroids, units and the like

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540 views

proj4js with geocentric CRS

I am developing a little web app to transform coordinates between CRSs. To do that I am using proj4js, but I notice that proj4js can't work with geocentric CRSs. Is there another tool similar to ...
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1k views

How to set GDAL/cs2cs/proj to use NTv2 grid shift file when using EPSG codes?

I am using the GDAL API for Python for a script that takes only EPSG codes for inputs to specify source and target coordinate systems. While the cs2cs command seems to handle quite well ...
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0answers
68 views

EPSG:4326 being saved as CRS:84

I am trying to save a GeoJSON file in QGIS as EPSG:4326, but it keeps being saved as CRS84. EPSG:4326 and CRS84 are the same except CRS84 saves coordinates as long, lat - and EPSG:4326 saves them as ...
2
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0answers
47 views

osm2pgsql import OSM data in EPSG:27700

I am trying to use osm2pgsql on Windows to import OSM data to a PostGIS database. I want to pass the EPSG:27700 via the --proj option as follows: osm2pgsql --proj 27700 <other options not shown>...
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0answers
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From ESRI:103300 to EPSG:4326 in SQL Server

This question is more or less a sequel to Performance of joining tables on a geometry column with SQL Server As explained in the above link, I have a shapefile that I upload to my SQL Server DB using ...
2
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0answers
49 views

Reprojecting trouble: shapes saved in one EPSG load as another EPSG in QGIS and are 200m off?

I'm in a mixed working environment with some ESRI licenses and several people working with QGIS. For a project, we created data and received data in EPSG 31468 (Gauß-Krüger Zone 4). We now need to ...
2
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0answers
131 views

Reprojecting EPSG:5514 to EPSG:3857 for use in Leaflet

I have one JPG (170 MB) and JGW file of a small area projected in EPSG:5514 (Image provider told me.) JGW file: 0.1250000 0.0000000 0.0000000 ...
2
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0answers
353 views

Reproject XYZ tile layer on the fly in Openlayers 3?

I have an Openlayers 3 application which has a default map projection of EPSG:27700 with both base layers and WFS layers using the same system as well as various mapping tools like measuring options. ...
2
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0answers
52 views

How are ground control points collected that aren't in WGS84?

I understand that if you collect GCPs using an RTK GPS they are in WGS84 / EPSG:4326 - and you could then convert them to another EPSG. But I'm wondering how GCPs are collected in other coordinate ...
2
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0answers
473 views

EPSG of “Albers equal area conic projection (WGS 1972)”

I am trying to work with a raster I found here: http://geoplaza.vu.nl/data/dataset/continental-scale-quantification-of-landscape-values-using-social-media-data The authors report the spatial ...
2
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0answers
159 views

Why is EPSG:4326 projection making trouble with the zoom?

I'm quite cartography illiterate. I implemented an OpenLayers 3 map on my website and everything's working fine except for the zoom in/out. The first time the map loads, I can zoom into any city and ...
2
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0answers
283 views

Display EPSG:3844 ArcGIS WMTS service in OpenLayers: origin axes in wrong order

I'm trying to display a EPSG:3844 WMTS service from an ArcGIS server in OpenLayers 3.20.1. In order for it to be displayed correctly, I need to manually swap the origin coordinates found in the ...
2
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0answers
337 views

GeoServer GeoPackage plugin fault

I am having difficulty adding a .gpkg raster store to geoserver with the GeoPackage community plugin installed. I can successfully accomplish .gpkg in and out with EPSG:4326. Using EPSG:3857 I can ...
2
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0answers
253 views

Heatmap on globe - distortion problems

I want to display a heatmap (png) on a globe in an android app. The heatmap is generated programmatically. The heatmap consists of colored circles. I upload the png to geosserver and display it as ...
2
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0answers
289 views

Change Axis Order when transferring data from WFS to PostGIS DB

I am using GeoKettle to transfer data from a WFS service to a PostGIS database. The projection of the geometries is EPSG:4326 : GEOGCS["WGS 84", DATUM["World Geodetic System 1984", SPHEROID[...
2
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0answers
47 views

EPSG codes and water level datums

I'm curious if, and how, people use EPSG defined water level vertical datums such as Mean Low Water. There is specific guidance to not use the OGP EPSG definition: Remarks: Users are advised to ...
2
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0answers
569 views

“could not get any sources: no image returned from source WMS” error in mapproxy demo

I am trying to connect my mapserver to MapProxy. First part of the map file is shown below MAP FONTSET "fonts.lst" IMAGETYPE png MAXSIZE 4000 SIZE 800 800 EXTENT -20000000 -20000000 20000000 20000000 ...
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0answers
331 views

Convert coordinates with Proj4Leaflet from EPSG:25832 to leaflet 3857

I have a wmts server, and try to add this tiles to leaflet with proj4leaflet. My code is here //this one is fine var main = L.tileLayer( 'http://****&zoom={z}&x={x}&y={y}',...
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0answers
291 views

ERROR 6: EPSG PCS/GCS code 102027 not found in EPSG support files

I am trying to insert spatial data from GeoJSON to PostgreSQL database and before it I am to reproject geom from EPSG:4326 to EPSG:102027. When working on Windows there were no problems with CRS, but ...
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0answers
56 views

Importing Shapefile into PostGIS and EPSG of created table is different from Shapefile?

I'm trying to import a Shapefile into PostGIS using the ogr2ogr, but it seems that the OGR is not automatically getting the EPSG from Shapefile. My Shapefile has EPSG 4618, but the table created by ...
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0answers
104 views

Leaflet points off from correct spot on map

I am working on updating our map from OpenLayers 2 to Leaflet. I have my own set of tiles that are working correctly on OL2 but on leaflet any point I draw seems to be incorrect (further south and ...
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0answers
267 views

Why is DWITHIN filtering my data with native EPSG 4326 with meters instead of degrees?

Ok so I have a PostgreSQL Table, to which I added a PostGIS geometry column using: SELECT AddGeometryColumn ('public','my_table','geom',4326,'POINT',2); Followed by: UPDATE public.my_table SET geom ...
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0answers
150 views

Geoserver WMS WMTS offset EPSG:3059

How is it possible that Geoserver WMS map works perfectly in GIS software but the same map cached using integrated GeoWebCache using the same coordinate system gives the same map in other location. I ...
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0answers
124 views

Convert bbox in meters (stereographic projection)

I need to convert the bbox H-SAF area [25-75°N lat, 25°W-45°E long] in meters in the stereographic projection (EPSG:3413 WGS 84 / NSIDC Polar Stereographic North). How can I solve this?
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666 views

In OpenLayers 3, transformExtent to EPSG:8155 produces error

I'm trying to get the extent of a map using OpenLayers 3, so that I can use it in a CQL filter to limit the area of the WMS request to the area currently shown in the map extent. To do this, I have to ...
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0answers
153 views

Projection Issues - OpenLayers / MapServer / NAD83 State Plane FT

I am having projection issues with OpenLayers version 2.13 with MapServer and the Proj4 library. Pulling layers in NAD83 State Plane Feet projections on top of an OSM or MapQuest Base Map in Google ...
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0answers
82 views

opengeo suite sdk gxp EPSG

I am working in a viewer with suite sdk gxp and I can see my layers, but some of them in the viewer are located wrong. I have checked postgis and geoserver and every layer is ok with the same EPSG, ...
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0answers
473 views

Leaflet CRS.Simple or CRS.EPSG3857 conversion Problem

I'm using v-leaflet (0.61) , a vaadin plugin, to visualize some layers over a map. Clicking on the map, I create a wms query to geoserver. The query needs some parameters and one of them is the bbox. ...
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0answers
439 views

Show a kml (which uses longitude and latitude EPSG:4326) in “google/OSM” projection (EPSG:3857) in open street map

I am showing a kml layer, over OSM. The points in the kml are latitude/longitude (EPSG:4326). I don't have to convert any points or anything, it all just works. Great! Now, the client also wants to ...
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0answers
133 views

Why do I get unexpected coordinates after converting EPSG 102014 to EPSG 4326?

I have this Europe map (EPSG 102014) and I am trying to convert it to EPSG 4326 using geoconverter.hsr.ch After the conversion is done, I expect that coordinates are in the range of -180,180 and -90,...
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0answers
438 views

OpenLayers WMS to Leaflet with EPSG:2170 projection

This is the original code for OpenLayers 2 var res = [ 1000.0 / 4.0, 1000.0 / 8.0, 1000.0 / 16.0, 1000.0 / 32.0, 1000.0 / 64.0, ...
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0answers
560 views

Getting: org.opengis.referencing.NoSuchIdentifierException: No transform for classification “Transverse Mercator Zoned Grid System” with geotools

Using geotools I've been trying to create a referenced envelope after converting/reprojecting from WGS 84 to UTM with specific zones and it seems that either I need to do something with authority ...
0
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1answer
32 views

Getting Projection Code (EPSG) from Coordinates and known location

I have Coordinates (x=3381438.573, y=5794542.432) and a location (somewhere south of Berlin). Is there a way to find out the Projection code this data was defined with? A website would be nice.
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0answers
28 views

OpenLayers: find out the units of height value

Is it possible in OpenLayers to find out (ideally from ol/proj/Projection or from ol/source/Source), what is the Unit of Measurement for height (z-coordinate)? Or is it possible to assure somehow, ...
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0answers
14 views

NDFD Grib2 geotransform

I am trying to transform the projection for my data in grib2 format to long/lat, but I'm not sure I'm using the correct EPSG. The data says it uses a "Lambert_Conformal" projection with a WGS84 ...
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0answers
21 views

CityGML EPSG::4326 but data unit not degree?

I'm very new to GIS. I'm trying to understand 3D city maps in the format of CityGML, as well as extract and identify individual buildings. Currently my coordinate system (SRID) is set as 4326, which ...
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0answers
28 views

Are Azimuthal Equidistant and ESRI:54032 the same thing?

I am looking at (A): https://proj4.org/operations/projections/aeqd.html#cmdoption-arg-ellps and (B): http://epsg.io/54032 Description: +proj=aeqd +lat_0=0 +lon_0=0 +x_0=0 +y_0=0 +ellps=WGS84 +...
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0answers
53 views

Aligning Vector Data with Basemap in QGIS?

I have been having difficulty aligning my vector data (Suitable Polar Bear Den Habitat...) and the streams on the basemap. The vector data is offset slightly eastward. My hypothesis is this is a ...
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0answers
20 views

Name of a custom Goode homolosine projection

What is the specific name of this homolosine projection? I see that America is closer to Europe/Africa than in the typical homolosine.
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144 views

Create a valid shapefile with phpmyadmin/Shapefile lib

I'm trying to create a shapefile with the PhpMyAdmin\ShapeFile library. I followed the example in the Github project repository, but I would like to create a shapefile within polygon elements, not ...
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0answers
30 views

Command line to change altimetric reference with gdal

I want to convert a DEM with the following GEOGCS : GEOGCS["WGS 84", DATUM["WGS_1984", SPHEROID["WGS 84",6378137,298.257223563, AUTHORITY["EPSG","7030"]], AUTHORITY["EPSG","6326"]], ...
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1answer
200 views

Identify EPSG in SQL Server

I have been trying to load a shapefile available at https://www.elections.on.ca/en/voting-in-ontario/electoral-district-shapefiles/open-use-data-product-licence-agreement/download-shapefiles.html to ...
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0answers
63 views

EPSG Geodetic Parameter Registry - SW supporting transformation EPSGs

The page www.epsg-registry.org contains EPSG codes for different transformations (i.e. EPSG:1173, EPSG:1244 etc.). Do you know about some GIS SW (online or desktop), which supports converting ...
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351 views

EPSG 4326 to 3857 works on X axis but not Y with PROJ4NET

I am trying to convert a EPSG:4326 Lat Long into a EPSG:3857 reference. I have looked all around and have found slight differences in WKTs but nothing with different values. The following code ...
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0answers
700 views

published raster with custom coordinate system to geoserver (comes in as EPSG 404000), but it won't overlay with other layers?

I have an ecw file that is an aerial photo in a custom coordinate system. When I publish to geoserver, it specifies the EPSG as 404000. It seems like this isn't actually storing the coordinate system ...
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0answers
295 views

Changing the projection of the output to my OpenLayers click event handler

I've been playing around with the OpenLayers click event handler example, which you can see here. It tell you the coordinates where you have clicked but I am trying to change this to be in decimal ...