Any of a set of two or more numbers used to determine the position of a point, line, curve, or plane in a space of a given dimension with respect to a system of lines or other fixed references.

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2
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1answer
40 views

Calculating distance between points from table of UIDs [ArcMap]

I have a .dbf file containing pairs of point feature Unique Identifiers (UIDs), and need to calculate the straight-line distance between each of these pairs. The XY coordinates of the individual ...
1
vote
0answers
59 views

Georeference dwg file in arcmap

I have a dwg file and I want to georeference it with ArcMap. I have 4 coordinates given (in Degrees and Lambert), so I should be able to reference it. I used the georeferencing tool in ArcMap, but I ...
3
votes
1answer
160 views

Can QGIS plot coordinates in Degrees-Minutes format?

I have a .csv file of coordinates that looks like this: Is there a way for QGIS to plot coordinates formatted like this? I've tried Adding a Delimited Text Layer... in QGIS, but do not see any ...
4
votes
1answer
164 views

Finding location entering coordinates in QGIS?

I am new to QGIS. Can I find a location on the map I'm working with by entering its coordinates? If yes, where do I enter these coordinates?
1
vote
1answer
230 views

Fixing mercator coordinates that are outside the world bounding box?

I'm using mercator-projected overlays from a crowdsourced website where volunteers georectify images of maps by hand. Unfortunately, the slippy map that serves as the site's interface wraps and allows ...
1
vote
1answer
306 views

How do I convert a screen position to geographic coordinates?

I'm looking for resources that explain how I should convert screen coordinates (the point that I pick on-screen) to geographic coordinates (lat / lon). I want to build an application where, the ...
4
votes
1answer
273 views

Calculating Distances between coordinates

I have 75 coordinates in WGS84 that I brought in from an Excel table. They are now on my imagery basemap spanning across about a half mile on either side of a dirt road in Prescott National Forest in ...
1
vote
2answers
125 views

Why do my points end up in Africa? (should be Croatia)

I have the correct coordinates in a excel file, but when I import the file, the point always goes to the wrong place. (I need it in Croatia, and it puts the point in Africa) I've tried chaging CRS ...
1
vote
0answers
38 views

Add a Delimited Text Layer in QGIS [duplicate]

Does anyone know how to put manually decimal coordinates in QGIS 2.12.3 Lyon? I have the georeferenced topographic map. I've tried to add feature point and then change the coordinates of the point but ...
22
votes
5answers
48k views

How to get coordinates from geometry in PostGIS?

This line: SELECT geom FROM myLayer.geom will return a hex value, i'm wondering how would it be possible to get decimal values, a result that look likes human-readable coordination? Regards,
3
votes
1answer
64 views

Show coordinates in other projections (ArcGIS Javascript API)

Is it possible to change this sample that it will be show x,y coordinates in wkid:5514 ? <meta name="viewport" content="initial-scale=1, maximum-scale=1,user-scalable=no"> <...
1
vote
0answers
56 views

How to perform statistical test for two sets of points?

(I have asked this question originally on Cross Validated; however, no good answer and someone suggested me to ask the question here). We know that we can perform statistical test (e.g., t-test) for ...
0
votes
1answer
19 views

i am looking for a simple app that will record gps coordinates against photos and videos [closed]

is there a simple app that will allow my Android phone to record not just a location name against photos and videos, but also the gps coordinates?
2
votes
1answer
274 views

Locating British National Grid Eastings/Northings in ArcGIS Pro i.e. ArcMap Go To XY equivalent?

In ArcGIS Pro is there a way to search for Eastings and Northings for Britain, similar to the Go to XY in ArcMap?
0
votes
0answers
63 views

Rotate polygons in JavaScript using openlayers

First, thanks for answer my first question. Today, I want to know some ways for rotating polygons. I already success using spring and server, but what I want to do is rotating polygons using 'only' ...
5
votes
1answer
455 views

Populate X and Y fields in SDE Point Data Using SQL trigger

Here is my situation. I am running ESRI ArcGIS Server and Desktop 10.2 on SQL Server 2008 R2. I would like to populate the Latitude and Longitude fields from point data (Signs data collected using ...
0
votes
0answers
46 views

How to create a shapefile from Excel file including coordinates of points and distances between them in ArcGIS?

I wanted to use network analyst in ArcGIS and I have coordinates of points in the network. However, I could not find a shapefile including road information between these points so far (length of links ...
1
vote
0answers
70 views

How to get the coordinates of the x-axis from a profile graph in Arcmap?

I have done already a profile graph in ArcMap drawing a diagonal line over a DEM image. Now I would like to add some point locations as it is showed in the attached figure. I set these blue points in ...
1
vote
1answer
430 views

Problem with Converting XY Coordinates to LatLon

Here is the function that I use to convert from pixel x,y to lat,lon coordinate: public static Coordinate imageToWorld(Dataset gds, int x, int y) { double[] adfGeoTransform = new ...
2
votes
1answer
112 views

Creating polygon regions with latitude and longitude values in qgis?

I've a set of places with their latitudes and longitudes, I've plotted them on QGIS but what I want is to create polygon from these points so that each point refers to a particular region around it. ...
1
vote
2answers
245 views

Densify a JTS LINESTRING (add points)

I have a LineString I would like to "soften" in a way that if two coordinates (vertices) in the LineString are very far apart, I want to automatically add some coordinates in between. The line ...
2
votes
1answer
93 views

x, y to decimal degrees on mouse click in ArcObjects?

I am converting an old VBA code I used to use in ArcMap 9.2, into VB.NET for ArcMap 10. It should extract x, y coordinates from OSGB and converts to decimal degrees while copying to clipboard. I ...
1
vote
3answers
72 views

QGIS export feature coordinates

I have a big project (whole country) and it contains smaller features (administrative units). My project is in .shp. How to export features' coordinates one by one or all at once as long as all ...
2
votes
1answer
550 views

How to access Leaflet EPSG:3857 coordinates?

I read everywhere that Leaflet is internally using a spherical web mercator (EPSG:3857), but whatever I try I get either Lat/Lon (EPSG:4326) or strange coordinates I dont understand: map.getBounds()....
1
vote
1answer
56 views

updating Z coordinates of points in polylines

I have a polyline feature dataset with Z coordinates. I'd like to change the Z values (e.g.) by adding 10 meters. I am trying the following code, but no changes happen. It seems the code is able to ...
1
vote
1answer
41 views

How to create a grid point layer from a txt file in QGIS?

I have a ascii file (.txt) with the following columns ID, long, lati, value where long, lati are the coordinates (long/lat) of the cell centres of a LAT/LON grid with resolution of 30 arc seconds. ...
2
votes
0answers
44 views

Extract coordinates of corner cells of a shape file in python script (QGIS)?

I have a grid in a Lambert Conformal Conic projection (with columns: ID, value) and I want to extract the corners of each cell in the native projection of the grid with QGIS. In particular, I want the ...
1
vote
1answer
34 views

Zoom to predefined areas/extents in QGIS [duplicate]

Is there anyway or any plugin to create predefined extents/areas (e.g. cities) that one can zoom to in QGIS? For example, create a city A, define the extents of the city and when one click on the ...
2
votes
0answers
45 views

Convert xyz coordinates to lon/lat to calculate height change GPS time-series data [duplicate]

How can I convert the XYZ coordinates in Lat, lon to calculate height in metric system? XYZ ascii site YYMMMDD yyyy.yyyy __MJD week d reflon _e0(m) __east(m) ____n0(m) _north(m) u0(m) ____up(m) _ant(...
3
votes
1answer
128 views

Distance in meters between two geographic coordinates

I want to determine the distance in meters between two geographic coordinates. The points are: Lat (deg) Lon (deg) A: -33.3930906 -70.5452765 B: -33.3993212 -70.5468767 So if i calc the ...
0
votes
1answer
67 views

How can I modify the coordinates of a raster in the QGIS?

How can I modify the coordinates of a raster in the QGIS? i.e. longitude and latitude (geographical positions) I need to modify X Min = 144964.482217 X Max = 150226.504610 Y Min = 4398796.699505 Y ...
4
votes
2answers
130 views

Add a point on a spplot in R

I have to add a point on a existing spplot in R. I need it only for a visual purpose. I have the coordinates of the point, but I don't know how to change the code in order to add the point. This is ...
0
votes
0answers
59 views

GPS coordinates of a point between two known points

I am looking for an algorithm for finding GPS coordinate of a point on a straight line defined by say points p1 and p2 at distance r from p1. GPS coordinate of p1 and p2 are known. I searched a lot on ...
3
votes
1answer
155 views

Converting coordinates in Florida, USA?

I have an point location and the information given is: Easting: 519122.06 Northing: 1290630.07 Original thought was it's UTM, but does not appear to be correct because I know the point needs to be ...
1
vote
3answers
1k views

Auto populating XY fields when new point feature digitized using ArcGIS Desktop?

Is there a way for ArcGIS Desktop to populate a field automatically when a new point is dropped on the map? We have our map in State Plane Feet, and we want to the database to automatically add WGS ...
2
votes
1answer
57 views

Calculating Angle between two GPS Coordinates in QGIS

i'm looking to create an angle attribute inside a layer of points that has a starting coordinate and a finishing coordinate. The angle needs to be 0-360. Is there a field calculator command that I ...
0
votes
1answer
28 views

How can I plot these coordinates on a map not knowing their format

Trying to plot these coordinates on a map, or convert them to Lat/Long, hoping someone can help me, way over my head. Should be somewhere in the Hess mountains Yukon Territory y proj 890526.20462877 x ...
1
vote
1answer
63 views

How to change the extent of a raster after converting its coordinates?

I changed the coordinate system from Conical coordinates to lat/long UTM-39N. It's OK, but the new layer doesn't have appropriate extent, so it can't be plot on other layers. I exported the raster ...
0
votes
1answer
76 views

Connecting two coordinates with Polyline? Cartodb?

I have some trip data and I want to draw a line between the start and end coordinates. I have two layers in CartoDB - one contains the start coordinates (with trip_id & cartodb_id). The other ...
0
votes
1answer
56 views

add text layer in openlayers

I have a text file that contains longitude and latitude of some items. How can i load this file onto a map? <script src="http://openlayers.org/en/v3.0.0/build/ol.js" type="text/javascript"></...
0
votes
1answer
51 views

wrong coordinates for wfs MultiLineString from geoserver

I have a leaflet application and I want to display some WFS layers coming from Geoserver. In Geoserver, I declare my layer with a "native SRC" EPSG:2154, and with a "declared SRC" EPSG:4326 and set "...
2
votes
1answer
131 views

Understanding coordinates in Netherlands dataset?

I have data on specific addresses of companies in the Netherlands. The dataset also provides the coordinates but they look different from what I am used to see. I converted some of the addresses into ...
0
votes
0answers
118 views

VB.net Converting UTM to Lat/Lon (State Plane with WKID) - ArcGis

I have looked at many libraries. Many simply don't work, others are very poorly documented. I have a very long list of X/Y coordinates (US FT) and an associated WKID. I am trying to convert that to ...
1
vote
3answers
2k views

convert csv to kml or geojson, etc using ogr2ogr or equivalent command line tools (use “latitude” and “longitude” attributes for coordinates)

I've just unsuccessfully tried to use ogr2ogr to convert CSV into KML like so: ogr2ogr -f "KML" output.kml input.csv The csv has "latitude" and "longitude" columns. The attributes are all loaded ...
0
votes
1answer
57 views

Changing coordinate system of layer?

I am using ArcGIS 10.1 and I would like to change the coordinate system of a layer that is already attached to a drawing so that it matches the other layers.
0
votes
1answer
30 views

Coordinates do not display correctly?

I have a table with coordinates of some postcodes and I want to display them in ArcMap. The points should be on the street centrelines. When I bring in the csv file and right click to display the ...
2
votes
1answer
125 views

Using Proj.4/GDAL to convert lat,lon to i,j

I'm working with a data set in GRIB2 format and need to determine the grid cell index (i, j) corresponding to a given lat,lon. I have the projection definition in the form of projparams as follows: {...
1
vote
2answers
2k views

How to remove z & m coordinates from kml files

I've recently received some parcel data in shapefile format that has z & m coordinates (all = 0.0). The WKT for a typical parcel looks like this: "MULTIPOLYGON (((2672464.560700002 711396....
0
votes
1answer
105 views

Convert coordinates to census tract for large dataset

I have about 20 million sets coordinates from the Philadelphia, PA, USA region. For each set of coordinates I would like the FIPS code of the corresponding census tract. I looked at this thread: ...
1
vote
0answers
129 views

GeoServer TMS with leaflet coordinates are different

I use the example tiger-ny layer from geoserver with leaflet like this: var map = L.map('map').setView([62.92578, 32.08523], 13); L.tileLayer('http://localhost:8080/geoserver/gwc/service/tms/1.0.0/...