Questions tagged [utm]
The Universal Transverse Mercator (UTM) geographic coordinate system uses a 2-dimensional Cartesian coordinate system to give locations on the surface of the Earth.
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Arbitrary Data Points to Known UTMs
I have a series of data points that are placed out along an arbitrary grid and I have the known UTM of the datum for this grid.
I'm sure there is a way to snap all the arbitrary points so they are ...
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0answers
29 views
Computing GPS points accuracy
I have stand alone GPS points and RTK points collected at the same time and I want to compute the accuracy (1 sigma) of the GPS points. Using the haversine formula, I computed the distance between the ...
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1answer
39 views
Exporting full UTM coordinates
I want to export my point layer as CSV with the point coordinates as "xy", QGIS does the job quite well. One problem arises though, and that is that the Easting UTM coordinate is lacking the first two ...
3
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1answer
28 views
Representing projected coordinates from several UTM zones into the same one
I have a database with coordinates in WGS84 (4326) that all of them belong to Italy. Italy is split in two more or less equal UTM zones, 32 and 33. I need to transform those geographic coordinates to ...
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1answer
51 views
Georeference an image by knowing two Lat/Long coordinates?
How can I georeference an unrotated image by knowing two Lat/Lng coordinates?
I tried to transform the coordinates to UTM, but this didn't work (for me), because I also need to rotate it and ...
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2answers
63 views
QGIS custom UTM CRS including zone number in coordinates?
Is it somehow possible in QGIS to define a custom CRS which is based on UTM but accepts Easting coordinates that include the zone number?
The point behind this is, that I've got DXF files that I ...
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1answer
35 views
Customizing Projected Coordinate System
My area of interest is between UTM zone 22 and 23. I'm struggling in create a custom projection, so:
Can I create a custom UTM projection, would be this the minimum distortion?
I did not understand ...
3
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1answer
118 views
Setting correct UTM zone
I am using QGIS for mapping a series of buildings, I got the UTM coordinates from Google Maps and imported them as a delimited text layer.
However when I search for the UTM Zone that I need it doesn'...
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23 views
Asking user to input signed integer for UTM zone: bad idea?
I need to ask my user some informations about the data he provided to my software, or the format in which he wants to export.
In particular I could have to ask which UTM zone (1 to 60, north or south)...
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0answers
36 views
Adjusting coordinates system for GeoTIFF
I have processed GeoTIFF image in UTM 43N Zone, EPSG:32643.
Now, the problem is, the name of the zone is given as 'WGS_1984_UTM_zone_43N'
and in ArcGIS database name is, 'WGS 1984 UTM zone 43N' due ...
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30 views
UTM to latlong in R - with proj4
I have received a shapefile with measurement points to be analyzed, but no matter how I try, I can't find how to convert to lat lon. I suppose it would be good to know the projection but when I look ...
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0answers
37 views
Converting SRTM to UTM makes pixels non-square [duplicate]
I have a SRTM originally set to EPSG 4326. I need to convert it to UTM (EPSG 31983), in order to generate viewsheds.
The original version (EPSG 4326) has square pixels (0.000833333 x 0.000833333) ...
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1answer
57 views
Distance between coordinates computation speed: conversion to UTM vs Great Circle
For a program I am writing I need to calculate the distances between coordinates. Seeing as I need to perform a large number of these calculations for each coordinate (thousands) it makes sense to ...
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1answer
47 views
Why does transformation of coordinates to UTM fail with GDAL in R
I have a CSV-list of coordinates that I know are coordinates in Gauß-Krüger (Transverse Mercator) and I want to transform them to UTM in R with GDAL.
I read the csv in, separated the columns, added ...
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0answers
13 views
Alternate between Web Mercator and UTM basemap in ArcGIS Javascript 4.x Map
Is it possible to use the esri/widgets/BasemapToggle with basemaps in two different projections? I'm starting out with the vector-dark gray basemap and in the toggle I'm setting the next basemap to ...
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1answer
52 views
QGIS: Placing points relative to a specific coordinate
I have some delimited-text point data that is encoded as X,Y positions relative to a given coordinate. So, for example, 1 5 represents a point 1 meter east, five meters north of the origin coordinate. ...
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1answer
64 views
Converting SHP UTM to decimal lat/long
I am trying to compare a list of lat/long to a shapefile and see which points are in or out of the polygon. I have discovered my shapefile is seemingly giving points in a UTM format. Below are some of ...
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1answer
35 views
Re-projecting map from GCS-WGS1984 to multiple UTM zone?
My study area i.e North Eastern Arabian Sea belongs UTM Q42 and Q43.
How can I re-project the maps from GCS-WGS1984 to UTM in ArcGIS Desktop 10.1?
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0answers
24 views
Considerations for projecting enterprise database to a new coordinate system
I currently maintain an enterprise geodatabase where the data is projected in a state plane coordinate system. Recently the data has extended past state boundaries. The data units are in feet and ...
3
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1answer
253 views
Using project / layer CRS in QGIS?
I'm using QGIS 3.4.1, and I'm trying to print 61km x 61km area map of somewhere South Korea. Then I need to send this map with west / east latitude and north / south longitude info to other person, ...
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0answers
137 views
Choosing UTM to NED Conversion method?
I am having GPS and SFM (Structure for motion) trajectory in UTM coordinates. I wanted to convert the both trajectory to NED (North East Down).
Method 1
In First step: I converted the data from UTM -...
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0answers
100 views
Precision Ag and UTM declination
I've written an open source Precision Agriculture application called AgOpenGPS that does everything from auto steer, to mapping, implement and section turn on/off, auto headland turns and more. It's ...
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2answers
231 views
Converting UTM coordinates to shapefile in QGIS
I have an excel sheet with UTM coordinates (Easting and Northing) for four points. I want to create a shapefile (rectangle) in QGIS, but am very new to the program and following all the guides I can't ...
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5answers
95 views
Use of linear referencing on a route that span over 3 different UTM zones
I have a long route (~2400 KM) that span 3 different UTM zones. (N - 37, 38, 39)
On this route there is a sign every 1 km-approximately (km marker), these signs help in determining the exact location ...
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1answer
74 views
Get UTM Zone from GeoTIFF (geotools java)
I've loaded a GeoTiff successfully in with geotools (21-SNAPSHOT), but I'm having trouble accessing the referenced UTM zone.
The code to read in the file is here:
File tiffFile = new File(filePath);
...
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0answers
212 views
Create an UTM/MGRS graticule/fishnet in Python
Following Creating square grid polygon shapefile with Python?, I'd like to create an UTM or MGRS graticule in python. In the mentioned question the given answer gives me a way to generate a grid but I ...
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2answers
225 views
Convert easting and northing to degrees north and west
I need to convert:
Easting 2451890.770
Northing 7438891.286
The location is in Dumfries, New Brunswick. I’m assuming it’s UTM from other search results I’ve seen. I have NO idea what to do
To ...
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1answer
187 views
Convert XY (SRID 4326) to UTM in spatialite returns NULL
How can I convert EPSG4326 point to UTM in spatialite?
SRID=4326;POINT(51.2506238 35.70442974)
Executing X(TRANSFORM(Geometry, 32639)) as X always returns NULL. What's the proper way of extracting ...
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2answers
90 views
Checking small distance calculation in UTM zone 31 ETRS89
I'm afraid I've a very basic question about interpreting UTM grid values:
Are the grid references in metres?
I have data from the Spanish catastral map labelled as UTM Zone 31 ETRS89, and want to ...
2
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1answer
41 views
Detect coordinate system from dataset
I've been provided with a dataset containing some coordinates, but I don't recognise the coordinate system used. They look like standard UTM coordinates but the values don't match up with what I ...
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1answer
115 views
What does it mean to reproject a satellite image from utm (zone 13N) to wgs84?
I'm trying to understand some legacy code that processes landsat satellite images. Source images are in UTM and they are reprojected to WGS84. I'm a GIS noob but I understand that WGS84 is a datum for ...
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0answers
66 views
Improving reprojection accuracy
Main question: how can I improve the accuracy of my reprojection?
I am combining my dataset to a previous one, and I have chosen a different CRS: the previous one is in WGS 84 (EPSG:4326) and mine is ...
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1answer
103 views
Range of easting value for each MGRS zone(UTM zone)
From MGRS grid reference which also can be found from https://www.maptools.com/tutorials/100km_square_id , the minimum column id for the first zone is 'A' and it's given when easting is smaller than ...
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0answers
107 views
How can I change projection of a co-ordinate?
I want to convert a known co-ordinate which is in UTM projection to transverse mercator projection. I know the central meridian, scale factor, false easting, false northing value. Can someone give me ...
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0answers
125 views
How to transfer UTM coordinates to Euclidean coordinate system?
I get the coordinates of objects in the UTM format:
"coordinates": [
[
4631430.35,
396976.54
],
[
...
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vote
1answer
39 views
Scaling issue in liblas / cloudcompare
I'm facing problems exporting a pointcloud in geo-coordinates in my software. I'm using liblas to export the point data.
I have GeoData to display but upon loading it I subtract an offset to keepo ...
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1answer
176 views
Reference meridian of longitude in UTM conversion
I'm not a GIS professional.
I'm trying to write a code to convert from lat/long to UTM coordinates using this truncated method given in Wikipedia:
https://en.wikipedia.org/wiki/...
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0answers
145 views
Transforming Lat/long data to UTM --2 different UTMS
I am trying to transform Lat/Long data from Italy (UTM 32 and 33) to UTM. I am struggling a bit with this.
The code I am trying to use is one I found in a previous post, I tried to modify it to solve ...
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1answer
244 views
How to convert UTM to gpx in QGIS
I have a problem to convert UTM datasets in to a .gpx file.
The dataset (800 sets) is like this:Name Number (Zone East North for UTM)
Adam-Riese-Strasse 40 (32U 5550307,25 475061, 14).
After importing ...
2
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2answers
162 views
Looping Projection in ArcGIS ModelBuilder?
I've got a global DEM raster dataset in WGS84 and need to project this to all WGS84 UTM Zones. So after that I should have 120 raster, one in each Zone.
Is there a possibility to automate this ...
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0answers
240 views
Offline MGRS Nearby [closed]
Is there anyone of us here experienced to use the Mgrs Nearby
http://www.nearby.org.uk/google/Gridlines_mgrs.kml.pl in googleEarth Pro? It is a helpful .kml specially to navigators because it ...
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0answers
37 views
Error in projection or just a graphical error?
I've got a worldwide SRTM grid in WGS84 and want to reproject it to UTM coordinates.
If I do so in parts of the world are strange tiles of the map (especially in Eurasia), which are not part of the ...
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0answers
103 views
Creating USA Vector Grid at 1KM intervals using QGIS?
I am attempting to create a grid in 1km intervals to cover the contiguous United States in order to interpolate various underlying data layers associated with non-uniformly shaped geometries to the ...
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1answer
600 views
Different origins of UTM projection
I have latitudes and longitudes from a GPS unit which uses WGS84, and would like to project those to some kind of plane.
I'm totally new to this, but after a lot of reading it sounds like UTM is a ...
2
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2answers
242 views
Load XYZ point data with UTM coordinates with included zone attribute in x-values?
Given a XYZ file with following structure for elevation values (3rd column), x-coordinate (1st column) and y-coordinate (2nd column) for UTM zone 32 N (EPSG:25832):
32496000.00 5764000.00 121.26
...
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2answers
303 views
Split planet.osm into multiple files based on UTM grid
Starting with the full OSM Planet data, I'm trying to create smaller, individual osm/pbf files, or eventually Spatia/SQLite or GeoJSON files, that are split on each UTM grid zone. I'm using osmfilter ...
2
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2answers
2k views
Auto-select suitable UTM Zone based on Grid Intersection
I was wondering if the following approach a) would be considered valid and b) someone already did this in python.
I have a python script where users can choose an area of analysis (anywhere on the ...
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1answer
125 views
Converting geotiff from geographic coordinates to UTM_WGS84 using Python?
Does anyone know how to quickly convert a number of geotiff images with geographic coordinate systems (GCS_WGS84) to UTM_WGS84? Preferably using python.
I tried gdalwarp below but it failed:
The ...
0
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1answer
1k views
How to make projected geometry and update it to postgresql?
I have an excel file containing some unprojected geographical coordinate values such as:
Time,Lat,Lon,Alt
2017:11:21:13:44:07:132,61.8984838,24.2221901,165
I wrote a java code to store the data to ...
3
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2answers
62 views
How Many UTM Cylinders are there?
I've been reviewing the theory behind the UTM projection and I think I've gotten a handle on the approach, including the difference between transverse secant cylinders and tangent cylinders, standard ...
