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Questions tagged [spain]

for questions which are specific to the country of Spain

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EPSG for ETRS89 / Lambert Conic in Spain?

Official projections in Spain are based on ETRS89 / UTM. A royal decree says Lambert Conic Conform should be used for small scales. I found a paper that describes well the parameters of that ...
Gilles's user avatar
  • 405
3 votes
1 answer
1k views

Choosing CRS for area of interest of my project

I've been searching through several web pages and haven't found an answer. I work in QGIS, usually with EPSG:25830 because my projects are mainly located in Spain but when representing a larger area I ...
jpinilla's user avatar
  • 3,230
1 vote
1 answer
143 views

Accessing OpenStreetMap's Spanish cadastral data

I asked a similar question: Accessing Spanish cadastral data via QGIS, asking about accessing Spain's cadastral data. There, I list attempts to get the data via the official government website through ...
zabop's user avatar
  • 2,214
3 votes
3 answers
887 views

Accessing Spanish cadastral data via QGIS

Problem I would like to have access to cadastral data (= land parcels) of Spain in vector format, so I can do further processing on them and put them into a database. I tried to do this multiple ways, ...
zabop's user avatar
  • 2,214
2 votes
0 answers
170 views

Area calculation in PostGIS

I'm using PostgreSQL 14.1 with PostGIS 3.1. I've got a UTM 10x10 km grid malla, set in EPSG 25830, that covers all Spanish territories: I have run the following code (just to check that everything is ...
jpinilla's user avatar
  • 3,230
2 votes
2 answers
168 views

Interpolating values in UTM grid [closed]

I've got a 10x10 km UTM grid (vector file), which I want to use for showing the distribution and abundance of a bird species. For each cell, I've got a value for the survey effort (number of days, ...
jpinilla's user avatar
  • 3,230
1 vote
1 answer
127 views

Converting coordinates to lat lon in Madrid? [closed]

I am using Python script for accessing this API for getting madrid traffic data. But I am really confused on how to get the geographic coordinates from this data. It has 2 fields st_x and st_y which I ...
B RAGHUNATHAN's user avatar
1 vote
1 answer
710 views

Formula for converting raw coordinates into lat/lon?

I am trying to create an app which consumes data from http://apigobiernoabiertortod.valencia.es/apirtod/datos/intensidad_tramos.json. The JSON files offer the coordinates for me. However, I cannot ...
Felipe's user avatar
  • 209
3 votes
1 answer
851 views

Converting DXF to KML with ogr2ogr

I want to convert DXF from AutoCAD to KML. It works but the coordinates don't come out right when I compare them to a KML produced with global_mapper and consequently it is shifted some when uploading ...
Karl's user avatar
  • 41
2 votes
0 answers
88 views

Which coordinate system is this data in? Kilometers from the South Pole (90° S) and the 180th meridian

I'm using some data which, after some hours trying to figure out what its numbers mean, I found that its points are represented by two quantities: kilometers from the South Pole (90° S) and kilometers ...
Iván Pérez's user avatar
3 votes
2 answers
4k views

Seeking Spain Districts shapefile?

Does anyone know a source of districts in Spain? I can find Madrid and Barcelona each at a different site. If I try to collect the districts for the whole country it would be a massive undertaking. ...
David Vaz's user avatar
2 votes
1 answer
669 views

Changing data from ETRS89 30N (Spanish local CRS) to WGS84 to use GPS tracker in Spain [closed]

I have made up a number of maps in QGIS in order to complete a small mapping project in North West Spain. The data was downloaded from IGN: The vector files downloaded were from: centrodedescargas....
Lydia Marsden's user avatar
3 votes
2 answers
754 views

Small coordinate offset on QGIS using CRS ETRS89 / UTM zone 30N

I'm currently trying to produce simplified field slips on QGIS for an undergraduate mapping project in Villamanin, Northwest Spain. I've imported vector map layers from the download centre from the ...
Lydia Marsden's user avatar
3 votes
0 answers
98 views

Choosing projection for routes that fall within two UTM zones? [duplicate]

I'm creating charts for routes that fall within two UTM zones; 30S and 31S. The offshore routes are in the Alboran / Balearic Sea - connecting Spain to Algeria. What projection should I use?
J. Rushton's user avatar
1 vote
1 answer
1k views

Spanish municipality level shapefile and population data

I'm struggling with the Spanish municipality level. I need to incorporate population data with the lat/long for each Spanish municipality and below are the details of my current files: I cannot find ...
Hardik Shah's user avatar
0 votes
1 answer
859 views

CartoDB polygon data for postal codes in Spain

I have been testing CartoDB for a little while and I can't get maps by postal codes in Spain. The system says "no polygon data available for your selection". But then I see some maps for Spain ...
Poseido's user avatar
2 votes
1 answer
3k views

Projection of Shapefiles for Spain (INE)

I downloaded the official shapefiles for the municipalities of Spain from INE here. It has a lot of shapefiles, but I found out that the right one for what I need is esp_muni_0109.shp. I would like ...
calvillo's user avatar
  • 161
1 vote
5 answers
8k views

Polygons for postcodes in Spain [closed]

Is there a source (free or paid) for polygons of border coordinates for spanish postcodes? Google show this borders in google maps, but doesn't provide them.
jmm's user avatar
  • 121