Tagged Questions
2
votes
1answer
49 views
why can I only define 6 custom CRS?
Using Q GIS 1.8.0 - I am trying to create several custom CRS definitions for the purpose of rectifying several split areas of a census shapefile.
In the "Custom Coordinate Reference System Definition" ...
1
vote
1answer
74 views
Data points Imported into QGIS are in the middle of ocean
I'm new to QGIS and tried importing some GTFS data in the CSV format (stops.txt). The project CRS, base map CRS and GTFS CRS have all been set to Google Mercator, but the points that are supposed to ...
1
vote
1answer
44 views
Modify CRS to match boundaries of shapefile
I have boundary data in WGS 84 and data in a custom generated CRS. The data in the generated CRS appears to be offset by a particular vector. I want to attempt to match the generated CRS projection ...
2
votes
1answer
142 views
QPJ files on ESRI software
We have some GIS data, which was converted from AutoCAD dwg to TAB using mapinfo, then converted to shapefiles as that's what we are required to create. Editing the data fields was done in the shape ...
2
votes
1answer
61 views
How to fix distortions for Baden-Württemberg?
I'm working in an area in Baden-Württemberg, Germany. I loaded some OSM data in QGIS but the map display is distorted.
I tried ftools define projection with many different projections but nothing ...
0
votes
0answers
38 views
Default CRS in QGIS isn't applied to new layers
I've set my CRS settings in QGIS to to use OSGB (EPSG:27700) wherever possible.
However when I create a new shapefile layer this setting is not applied and I have to manually select the CRS.
...
0
votes
1answer
78 views
CRS is UTM 51, the coordinates are shown in meters, show same coordinates as lat long as well?
We are working with a CRS of UTM 51N, the Philippines. The coordinates under cursor are shown as metric values. Clients however like so see the Latitude Longitude values when they move the cursor.
Is ...
2
votes
1answer
69 views
Setting coordinate systems in QGIS: “transform error caught”
I'm learning how to use QGIS (v 1.8.0 "Lisboa") on Mac OS 10.6.8. My goal is to create a simple county map of Illinois using the base data shapefiles available from the Illinois Natural Resources ...
5
votes
1answer
194 views
Does anyone know the proj4 Coordinte Reference System command line for Rectangular Polyconic Gores?
I am a GIS beginner using QGIS 1.8.0
I am trying to transform a world map from the standard WGS84 Coordinate Projection System to a set of rectangular polyconic gores, with a gore count of 12.
...
2
votes
1answer
61 views
QGIS mixing up CRS
I´ve just started working with QuantumGIS for my thesis. I ordered shapefiles with the CRS: ETRS 89 UTM Zone 33N, but QGis layer properties now shows the layer has a different CRS (namely SWERE99 TM) ...
4
votes
2answers
159 views
Setting coordinate systems in gvSIG: Is the workflow similar to QGIS?
I am still learning how to use coordinate systems and projections, but I hope this basic question will be easy to answer. My goal is to be able to use either QGIS or gvSIG to create a simple county ...
6
votes
2answers
269 views
Why do my Shapefiles not align correctly?
First: I'll summarize what I understand so far so please confirm or correct me.
When On-the-Fly is selected a layer is re-projected from
that of the layer's CRS to that of the project CRS, IF
...
1
vote
1answer
191 views
Is it possible to convert data from WGS84 to Bessel1841?
When we convert data from bessel1841 to WGS84, parameter setting must be used because it is impossible automatic convert on QGIS.
Reference: Converting shp file from bessel1841 to WGS84
Is it ...
0
votes
1answer
45 views
Is it possible to download GPX another coordinate system except WGS(GCS) with GPS Tool on QGIS1.8.0?
I got GPS data with using bessel1841 as coordinate system.
When I download GPX data on GPS tool, it is automatically treated as WGS84.
Can I use another coordinate system when I download GPX on GPS ...
2
votes
1answer
53 views
How to get a list of all projections that are currently available in QGIS via the PyQGIS-API
i'm building a QGIS-Plugin and i want the user to choose a CRS out of a combobox in which the coordinates he would enter into some textfields are represented, so these can be converted into another ...
0
votes
1answer
96 views
Why are layers not overlapping to each other inspite of having same CRS? [closed]
I am new to QGIS and working with QGIS 1.7.3 version, I have my all layers in WGS 84 CRS but even though they are not overlapping to each other, What should I do ?
2
votes
1answer
108 views
Problems with NAD27 projection in QGIS
I have some data that is in NAD27, but I am having a hard time displaying it in QGIS. I think that the problem is with the CRS. I cannot seem to find the correct NAD27 option. The closest one seems ...
4
votes
1answer
90 views
Problem with custom projection definition in Qgis
I want to define a custom crs valid for Mexico. The context is that older cartography in Mexico is based on the NAD27 datum. I wanted to test the following proj4 string
+proj=longlat +ellps=clrk66 ...
1
vote
1answer
184 views
matching georeferenced jpg with GPS data in WGS84 [closed]
I have imported my georeferenced jpg which I believe (on the basis of metadata in xmml file) to be in the NZGD2000 TM coordinate system.
metadata:
Origin:
1.76759e+06,5.94938e+06
Pixel Size:
...
8
votes
1answer
272 views
How can I see the coordinate transformation parameters in QGIS?
How can I see (and edit if possible) the transformation method and parameters used by QGIS for "on-the-fly" transformation, and then for saving data in another CRS? Like in ArcGIS?
Here is the ...
5
votes
1answer
108 views
How do I make the scalebar accurate when I am working with a google satellite image in QGIS?
I start a project in QGIS. I set the CRS to anything (in this case I use EPSG=26918 a NAD83 datum). I also enable on the fly projection. Then I import a vector. In this case a kml, which I believe is ...
1
vote
1answer
190 views
QGIS 1.8.0 - Define shapefile as UTM 15 NAD83 Feet
I have a shapefile which the .prj file says it is
...
2
votes
1answer
244 views
Reprojection from WGS to Slovenian Gauss Kruger in QGIS
I have gpx file (track) in WGS84 (EPSG: 4326) coordinate system from Garmin GPSMAP 62 which is right projected in BaseCamp and MapSource. When I save track as *.GPX and import it to QGIS and use ...
3
votes
2answers
481 views
How to add points in degrees + decimal minutes to QGIS?
I try to add geocaches with x,y coordinates in a xls-table to qgis and convert to shp.file.
Usally geocach-coordinates are like this: N 51° 29.440' E 011° 56.430' (WGS84) (in german its called ...
1
vote
0answers
66 views
Problems with CRS in Qgis [duplicate]
Possible Duplicate:
Raster incorrectly reprojected to OSGB(27700)
The crs is clearly off when the gridlines run straight and the map lines run at an angle.
I have set the crs to match the ...
3
votes
1answer
256 views
Raster incorrectly reprojected to OSGB(27700)
Ubuntu 12.04, QGIS 1.8.0, GDAL/OGR 1.7.3, GEOS 3.2.2
Open a Spatialite db with OS Mastermap poly layer (EPSG:27700);
Add OpenLayers Plugin (1.0) from QGIS offical repository;
Add a Google Satellite ...
1
vote
1answer
114 views
Taking a 'custom' map and transforming its x/y co-ordinates to 'real' long/lat co-ordinates?
I was wondering if someone could help me out with a little project I'm working on. I'll try to describe what I'm trying to achieve - if it doesn't make sense, please let me know.
I have in front of ...
3
votes
1answer
332 views
QGIS custom CRS for map of manufacturing shop floor
I'm working on a web app that shows a map of a manufacturing plant's shop floor. I've built it in Inkscape and QGIS, but when I try to load it into Tilemill, I get a CRS error. Specifically, it ...
3
votes
4answers
193 views
How to measure without coordinates?
My current Project is to "map" a turntable in qgis. I know, very unlikely but that's what my teacher wants.
My teacher also wants me to measure something in this project (Very specific, isn't it?). ...
1
vote
2answers
733 views
shape file coordinate system
I added a shape file of Iran to Qgis.
'Tehran' has 35.6833° N, 51.4167° E coordiantes, however Qgis shows Tehran with 4772860,31296767.
How i can view coordinates of a city or location in latitude ...
3
votes
1answer
262 views
Different coordinate system for map project and scalebar?
Is it possible to specify a coordinate reference system (CRS) for the scalebar that is different to the project CRS?
Example: my project CRS uses geographic coordinates (lat/long), the reason being ...
2
votes
1answer
514 views
Why is my .prj file not being read by QGIS?
First off, I am new to GIS.
I am using qgis (1.8.0), and have been given a shapefile containing .shp, .prj, .shx, .dbf, however qgis will not load the .prj file stating an invalid data source.
...
2
votes
3answers
960 views
Problem with spatial reference system / shapefile projection
I am new to using QGIS and having some problems getting some shapefiles to project correctly. I am using publicly available shapefiles for New York City municipal boundaries found here:
...
0
votes
0answers
15 views
QGIS 2 shape 2 different projections [duplicate]
Possible Duplicate:
Why don't different layers overlap in Quantum GIS?
I have a problem with 2 shape coming from different sources.
They represents differents items of Italy (roads and ...
3
votes
3answers
763 views
How to define ITRF 92 and ITRF 2008 using Proj4 parameters in QGIS?
I know how to define a CRS, but this particular one is giving me a headache. I was unable to find the EPSG code at spatial reference.
The main reason for asking this is that raster and vector data ...
1
vote
0answers
319 views
Importing GPS coordinates correctly
I am importing a gsx set of waypoints with lat/lon taken in degrees, minutes, and thousandths of a minute. When they are added to my project, the waypoints are not showing up correctly - the ...
0
votes
1answer
149 views
How to find embedded Coordinate Reference system in a Layer
I want to find CRS in an added shape file.
Ex. In Arc GIS if we go to Layer Properties and Source we can find embedded CRS to a layer.
How to find in QGIS, embedded CRS ia a layer/ Shape file???
I ...
4
votes
2answers
287 views
How to represent an imaginary flat world in QGIS without using a round-world CRS
Like one or two other users, I'm interested in using QGIS to map an imaginary flat world. A previous answer suggested simply refraining from defining a CRS for such a world, but I cannot seem to make ...
2
votes
1answer
247 views
How to create aux.xml file?
after starting to use MOBAC to create offline background maps I found the aux.xml files very useful as QGIS automatically sets the CRS so this would be very useful for my colleagues with smaller GIS ...
2
votes
0answers
89 views
When using OpenLayers plugins maps, can I have Longitude/Lattitude labelled on my grid when using the Map composer in QGIS?
Using OpenLayers plugins maps, can I have Longitude/Latitude labelled on my grid when using the Map composer in QGIS?
2
votes
0answers
102 views
Changing CRS crashes QGIS every time
When I open QGIS, and use the tools, setting -> project properties, QGIS will crash.
When I also use the setting -> option -> CRS , Select new CRS also causes a crash.
It looks like couldn't use the ...
4
votes
1answer
308 views
How to define a CRS using a projection rotated about a given point
I have a data set that uses a common projection, but has its own false easting and northing, and is rotated 315 degrees. I need to be able to work in this CRS and easily translate from one CRS to ...
1
vote
1answer
287 views
Looking for help identifying projections and reprojecting
Hi there at the new forum,
I'm still struggling with projections in qgis. The "Vogelschutzgebiete" reprojection worked. But these ones seem to be tougher:
...
1
vote
1answer
194 views
Importing a PostGIS and a Delimited Text layer in QGIS, not overlapping
I'm a beginner in QGIS, and I have a PostGIS database and a CSV file I would like to visualize.
I followed the instructions in this question and the answers, but it doesn't work for me, my two layers ...
1
vote
2answers
321 views
QGIS layers no longer overlay when Enable 'on the fly' CRS transformation is on
My QGIS project has two layers - one retrieved from GADM (administrative boundaries of Guinea Bissau) and another one of the villages collected in the field using GPS Decimal Degrees - D.ddddd.
If I ...
3
votes
1answer
293 views
Using QGis for an imaginary plane world
I created an own map for my p&p rpg group and now I want to transfer it into QGis.
That's easy to make, but I'd like to have an own CRS for that map but don't know
how to use the right proj.4 ...
2
votes
1answer
87 views
Does QGIS support MT83F
Does QGIS support NAD83 Montana State Plane Zone, US Foot?
I have vector data in a CSV file that I would like to display, but the coordinate system is MT83F. I don't see a matching CRS. Is there a ...
1
vote
1answer
2k views
Changing the coordinate system of a qgis layer to the projection of Google Earth
I want to know how to change coordinate value of a vector layer (13293061,-572595) to 119.413,-5.13677 (vector data & Google Earth do not match). If I output my data using Google Earth as ...
4
votes
3answers
482 views
How do I specify a CRS for a fictional game map in QGIS?
I am about to start playing a steampunk RPG game called The Iron Realm, which uses a fictional world map. I have recently started using QGIS v1.7 and have no real experience with GIS sysstems. I have ...
5
votes
1answer
5k views
QGIS - Change unit of measure from degrees to meters
I am running QGIS 1.7.0 on windows, and I donwloaded a shapefile of census block group boundaries from TIGER. This file appears to be in the WGS 84 coordinate system, and when I open it in QGIS the ...
