GPS eXchange Format is an open non-propietary GPS file format free from license restrictions used to describe waypoints, tracks, and routes. Its tags store location, elevation, and time. Outside of Esri, it is the defacto standard for exchanging GPS data between applications.

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How to cut big shapefile into several smaller shapefiles?

I'm converting my shapefiles to gpx files to use them in garmin gps, but if the shapefile is too big, I lose data in the conversion. I get a gpx with holes in and I cannot work with it in the field. ...
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37 views

Garmin GPX file, what units are the time values in?

I have a GPX file from a Garmin GPSMap 62s. The GPX file has a time column but the values are in the following format: 42079.98593 This point was collected at around 14:20 on 7/8/2015. I need to ...
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32 views

Command-line utility to convert GPX into KML?

I use Cycle.travel to draw cycling routes. However, the Android application I use on my smartphone only supports KML. As an alternative to GPSVisualizer, I tried the command-line utility GPSBabel, ...
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7 views

Include <link> in GPX when writing from ogr2ogr

http://www.gdal.org/drv_gpx.html seems to indicate that ogr2ogr should be able to write <link>[1] elements into a GPX file, however when using ogr2ogr to convert from PostGIS to GPX, I get the ...
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56 views

PostGIS for GPX analysis

I have GPX trails of vehicles/bikes of a particular city. Meaning, lat/lon, timestamp of bike trails from where a particular bike started and ended at different hours of the day. I have sets of these ...
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1answer
63 views

Creating polygon geometry using points array

I am parsing an Openstreetmap gpx file which I exported from here. I'm trying to put the data into arcgis geodatabase feature classes. Some of the features in the gpx are points (saved as wpt), while ...
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1answer
67 views

Truly lossless TopoJSON / keep all coordinates in TopoJSON

I'm displaying GPX traces on a Leaflet map. I'm using TopoJSON to drastically reduce file size, which works pretty well. My problem is the following : I want to be able to display altitude and ...
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21 views

Adding towns to GPX file

A friend sent me a set of GPX files of a round the world cycle trip and asked me whether I could add the towns travelled through to this GPX as waypoints. The best I could manage was to use the ...
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1answer
85 views

Calculating speed along point feature class (.gpx) in ArcMap?

I have imported a .gpx file into ArcMap as a point feature class. Each feature has a Point z as well as a DateTime. I want to create a graph that shows speed as a function of distance. How do I do ...
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1answer
65 views

Trouble Converting from a shp. to gpx file and up loading to GPS

Currently I have a series of random points within a shapefile that I would like to upload to my GPS. Every time I try to upload the points via "Save file" it come up with an error message (posted ...
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60 views

Windows desktop application that allows to visualize, edit, download, upload and convert GPX files?

I am looking for a simple application that will allow me to visualize GPX data, edit and create new GPX tracks, areas and points and download/upload GPX data to and from devices. This application ...
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65 views

Importing GPX track data to Sketchup

I'm looking to import some GPX/kml data into Sketchup with the intention of eventually 3D printing the route. The data GPX file contains lat/lon/elevation data of road and intend to turn this into a ...
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1answer
49 views

GPX-Tracks are not displayed correctly by many applications/web applications

I have a problem regarding GPX tracks that were created from Shapefiles using QGIS. The shapefiles were created by selecting all parts of a route from a PostGIS database. The polylines were merged ...
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81 views

How to display tracks on a layer with lat and long in Openlayers

I want to show a track on my map. I tried the below code but the problem is I don't want to load the track points in the layer from the GPX File (because I don't want to generate a file from ...
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1answer
74 views

How to use QGIS field calculator between different points of same layer?

I'm in a course learning about GIS systems, and we have recently recorded a gps track. I've exported this track as .gpx and imported the points into QGIS. Each point has a timestamp. One of the ...
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61 views

Deriving length values from GPX files in QGIS

I’m missing something real obvious and I apologize for revisiting a topic addressed in several Q&A’s here. I’m an experienced GIS user (not programmer) who’s new to QGIS (can’t afford Arc in ...
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1answer
216 views

Google maps to gpx

I have taravel map created in google maps. Now I need to save way points in GPX format to make them available for my GPS Osmand application. How to solve this problem?
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1answer
22 views

Rendering thumbnails of a GPX track with my own tiles as base layer

I created my own Map using Tilemill. Now I'd like to display thumbnails of a GPX track where my map is the base layer. Do you have any idea how to do this performantly? I wrote a script that does it ...
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19 views

convert .shp to .gpx with selected attributes [duplicate]

I am working with QGIS 2.6/2.8 (1.8 is installed too). Right now I am planning an inventory and want to convert a .shp file to a .gpx including the Column "fid" from the attribute table. Is there a ...
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44 views

Display different symbols in OSMAnd/GPX

I am writing data out to a GPX file (with Python code). A waypoint looks like so: <wpt lat="45.811000000000000" lon="-105.021100000000000"> <name>Some Project</name> ...
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86 views

How to set time field when generating a GPX track with Python OGR?

I want to generate a GPX file with Python OGR. In particular I want to generate a tracks (layer of features of OGR type wkbMultiLineString) My script is below. I get the error ERROR 1: No such field: ...
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1answer
112 views

Software or script for Batch Shapefile to GPX

I am looking for a software that does batch processing of shapefiles to GPX files. I have seen many including Arcmap that will batch gpx to shapefiles but none vice versa. I currently am using DNR ...
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6answers
372 views

How do I make a SHP file from waypoints?

I have a Garmin etrex 20 and I want to convert my waypoints into a shapefile for QGIS. The waypoints need their name and background information with them in the shapefile.
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97 views

Compute for shortest/perpendicular distance between track point and centerline

I am working on a python school project that uses gpx tracks from different devices. Latitude, Longitude, Elevation and Timestamp are the only information that are constantly available. HDOP, Speed, ...
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1answer
55 views

Web site to show GPX with elevation?

I notice that a GPX file contains not only lat + lon but also elevations: <trk> <name>Some route</name> <trkseg> <trkpt lat="50.64536" lon="3.05657"> ...
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2answers
504 views

How can I transfer waypoints and tracks from Base Camp into QGIS2.6?

I'm working on transferring all my field data from Garmin Base Camp onto QGIS. This is an attempt to overcome the learning curve from basic trail GPS mapping programs to the real thing. I'd like to ...
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1answer
212 views

Leaflet - GPX - Clustering

I'm using Leaflet maps together with "Plugins by Pavel Shramov", which allows google usage and GPX file use. This bit was easy enough, but trying now to use markerClusterer. I've spent a few hours ...
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1answer
69 views

GPX to shapefile tool error message

I downloaded the GPX to shapefile tool and when I use it I get the following error message: 1 No module named re Failed to execute (gpx2shp).
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2answers
114 views

How do I select a point imported from a GPX file?

I imported several GPX files and added a raster basemap for reference. The GPX files contains tracks so the points are sequentially numbered. I'd like to identify one of the points so I edit the GPX ...
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45 views

Which software for mapping connection intensity between locations

The idea is to map the connection intensity (number of rides) between different locations, and groups of locations, in a bike sharing scheme. I wondered if someone could give me high level advice ...
2
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3answers
979 views

Seeking software to perform basic editing of GPX files?

I'd like to do some basic editing to my GPX files which I record from my mobile. Features I'm looking for are: open GPX file display data of GPX overlayed on a map (google, bing, whatever) select ...
2
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1answer
65 views

QGIS 25D shapefiles

I do know QGIS doesnt so far make use of 25/3D files, but If I do make use of 3D points from a say GPX file and thereafter, using snap, generate a new polygone shapefile. Will the z-coords be kept ...
2
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1answer
239 views

QGIS: How to get Symbols saved in GPX Files

I have some waypoint layers that contain different types of points and I distinguish these in QGIS by different symbols and colours. I want to export these to a GPX file that I can download to my GPS ...
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2answers
128 views

Windows script/application to convert GPX to KML? [duplicate]

OSRM seems to have everything I need to draw bicycle routes, but it only exports routes as GPX while the smartphone application I use only supports KML. Does someone know if there's a Windows script ...
3
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0answers
171 views

Command line tools to generate elevation profile from DEM + GPX/GeoJSON

I'm looking to generate elevation profiles from a number of GPX traces (which I also have GeoJSON conversions of). I have 20m resolution DEMs of the area, in GeoTIFF format. Ultimately I want to ...
0
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1answer
142 views

How to preserve GPX track point (trkpt) info when performing ogr2ogr with sql ST_union operation

I am performing GDAL ogr2org operation with ST_union(Geometry) on tracks from GPX file to split those at intersection points. Track points have elevation and depth info. In GPX track point entry looks ...
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2answers
387 views

Improving this script - GPX reading and processing with Python OGR

I am trying to plot every GPX trace I have in a folder, by reading it with Python-OGR, clipping it by a bounding box, and plotting Curently I have a working script, but it seems very uggly, and I ...
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1answer
281 views

Is it possible to create a GPS track in QGIS and if so, how? (beginner question)

I'd like to use QGis as a trip planner. Once there's a topographic map on the screen - from whatever source - I'd like to point-and-click a track over that map, then export it in a common GPS format ...
6
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3answers
215 views

Interpolate data from multiple gpx tracks

I have a number of GPX tracks of the same road. But due to GPS error they are not accurate enough (20-30m off). I'm wondering if I could interpolate those multiple gpx tracks into single one. If an ...
3
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5answers
1k views

How to clean/edit GPX (tracks) files recorded from GPS device?

During a long trip, I have recorded tracks of my journey with the GPS of my smartphone. I have ended up with about 30 GPX datafiles. Now that I am back, I am trying to draw a map of this trip. I ...
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0answers
28 views

Why does KMZ to GPX reverse the objectid?

I am working on KMZ to GPX conversion and every time I use the data interoperability extension and quick export it seems to reverse the objectid, now my 1st waypoint is the last placemark point of the ...
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1answer
330 views

Add GPX files to postgreSQL database and add one column with a given value

I already found out how to add a gpx track information into my postgres database: `ogr2ogr -append -f PostgreSQL "PG:dbname=your_db user=xxxx password=yyyy" filename.gpx` Everything works fine but ...
3
votes
1answer
182 views

How to connect two line ends in QGIS without resorting to other software?

I have two adjacent (ends meet to make one line) polylines in QGIS. I need to properly connect the two ends of the two sections. I've tried the obvious (and less obvious too) but QGIS won't forget ...
0
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1answer
479 views

Using Field Calculator to Add a Set Amount of Time to Date Field

I wish to georeference several photos to a track created using a Garmin Oregon 450t, but the time recorded in the photos and the time recorded in the .GPX are not the same. The format for the date ...
2
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1answer
125 views

Getting length data from GPX files within QGIS

I just got a Garmin etrex and promptly took it for a hike. I can get the path and the trackpoints into QGIS with no issue. However, I cannot figure out how to get the distance between the ...
2
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2answers
291 views

How to calculate the track length of GPX files with PostGIS?

I am trying to calculate the length of a GPX track. The original GPS data looks like this: <?xml version='1.0' encoding='UTF-8' standalone='yes' ?> <gpx ...
2
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2answers
204 views

Converted GPX file has null values in open attributes

I'm an absolute newbie but I think I'm doing this right. I've got a bunch of .fit files from my garmin. I can use GPSBabel to manually convert these to GPX XML and the map looks fine after the ...
3
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1answer
2k views

How do I convert a set of latitude/longitude coordinates with timestamps to a GPX tracklog?

Converting tracks from a GPX track to a CSV table or some other format is relatively easy, but I'm looking to go the other way. I have a table of point locations logged with a handheld GPS, with ...
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111 views

Geopaparazzi Export

I've been using geopaparazzi to collect some data in the field. During the collection I use the notes option to store some valuable information. But after the export of the data in gpx, there is no ...
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325 views

how to combine GPS track logs using modelbuilder?

I'm creating a model to import GPS tracks(.GPX files) into ArcMap, this is to create a network of driveable off road vehicle routes. I've manage to do some of the things I'm trying to do, but there ...