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 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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1answer
116 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 ...
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2answers
88 views

Easy way to get .gpx into mapInfo 12?

Is there an easy way to get .gpx files pulled from my Garmin GPS60 with MapSource into MapInfo 12? I know I can grab the data as .txt and fiddle with it in Excel first, just wondering if there is ...
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10 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
228 views

Exporting all attributes from a GPX file

I have a GPX file that i have imported into Google Earth, it looks like this. When I try and use the GPX to features tool in ArcGIS, it does not export out all the attributes.. It seems that GE ...
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1answer
81 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 ...
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52 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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1answer
282 views

ArcGIS 10.2/10.2.1 for Desktop with Data Interoperablilty not seeing GPX files?

I have ArcGIS 10.2 and 10.2.1 both with Data Interoperablilty extension. But there is a problem with GPX files. ArcGIS simply doesn't see it. In 10.1 there was no problem to drag n drop them but now ...
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56 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 ...
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1answer
86 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 ...
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2answers
375 views

Is there a location where one can download all of the gpx files for OSM?

Where can I download all the gpx file in OSM.org website? Is there a package include all the gpx file? I don't want to download these gpx files one by one...
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1answer
28 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 ...
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4answers
2k views

How to use Z-Coordinate in QGIS?

I was mapping an area in Namibia and also tracked a lot of paths on my way with my Garmin device... so I thought it would be nice to see height differences in my area (esp. interesting in the ...
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1answer
25 views

how to keep the ids of waypoints of a shape file when i convert it to a gpx IN QGIS?

I tried to convert a shape file to a gpx in QGIS, and I do not know how to keep the ids (attributes! Any solution? Thanks a lot!!
6
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1answer
443 views

Why do vectors disappears when zooming in?

I have imported a .gpx file into qgis and separated the track waypoints using Vector > GPS > GPS tools. When viewing at full extent I can see the original track and component waypoints. However when ...
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0answers
20 views

Getting timestamps from gpx files into QGIS? [duplicate]

I want to get the timestamp in the gpx file loaded as a feature attribute. Currently I am importing the files using GPSTool from a garmin etrex 30.
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0answers
19 views

Change timestamps according to transportation used

I have a GPX file with about 500 numbered positions. Unfortunately the time stamps are not correct. I do however know the positions and times the transportation form was changed. For example: ...
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1answer
139 views

Problem opening a shp in another application

I helped a colleague converting waypoints from a gpx file to a shape file. My colleague has only arcMap. I gave him the shp and when he opened it in ArcMap, it did not show anything in the attribute ...
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2answers
65 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 ...
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0answers
130 views

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

Converting from a GPX track to CSV is easy, but I'm looking to go the other way. I have a table of point locations logged with a handheld GPS, with timestamps. I need to convert them to a GPX file ...
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0answers
148 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 ...
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2answers
184 views

Can one load multiple GPX files at once?

I have a whole bunch of GPX files that I need to load into qgis and loading them one at a time using the GPS plugin is a bit painful. It will not allow one to select multiple files -- is there ...
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1answer
35 views

Which free web service for presenting travel routes?

I have a plenty of GPS logs from my travels in NZ and would like to create some maps also for other people and share them. The logs are both GPX and plain TXT containing Lon/Lat, altitude and ...
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1answer
69 views

Why are some OSM GPX line string endpoints connected?

I am working with GPX files from OpenStreetMap to render the public transportation lines of Berlin. I converted them to GeoJSON using the togeojson script. For some reason some of the lines are ...
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3answers
118 views

Imported GPX files into QGIS ver 2.0.1-fields missing?

Just imported GPX file into QGIS.Opened attribute table. where are the following fields? Latitude,Longitude,,symbol,and time . Am I missing something??I used a Garmin Oregon 300 to collect the data. ...
4
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1answer
198 views

Python libraries for correlating Photo to GPX file?

Can anyone recommend a Python library(s) that can geotag a photograph with the lat/long coordinates by correlating the timestamp of the photograph to the timestamp of a waypoint within a GPX file? I ...
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1answer
105 views

Shrinking the co-ordinates into a unique number [closed]

I have a bunch of data's in my gpx files. I would like to shrink those bulk data's(co-ordinates) into a single ID or sort of something. any suggestions?
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2answers
1k views

How to export and import gps points from Garmin 62S and QGIS

I'm pretty new to using QGIS and I'm curious about how to import and export GPS points created in QGIS. I have QGIS 2.0.1 dufour on windows XP and a Garmin 62s. Any suggested walk throughs would be ...
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0answers
58 views

Megellan Meridian and QGIS GPS Tools help request

I am using QGIS 2.0.1 on Ubuntu 12.04. I have a Magellan Meridian GPS and I trying to use the GPS Tools plugin to download waypoints to a layer in QGIS. I have successfully used the Gebabbel ...
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2answers
54 views

Why does my gpx layer go to the wrong spot even if they have the same CRS?

Help! I am a QGIS beginner with a big problem! I am trying to load a gpx file from Garmin into my map. The project CRS is WGS 84, and the incoming data is in CRS WGS 84. When I look at the bottom of ...
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0answers
113 views

export from .shp to .gpx and .kml fails

I've just upgraded to QGIS Dufour and I am having some problems with the exportation of a simple track from .shp to .gpx and .kml format. I imported from mi smartphone a .gpx track (SR WGS84 ...
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2answers
230 views

Read gpx track points in QGIS

I want to read GPX track points with their time stamps into QGIS. I try GPS Tools, GPX Conversions, Waypoints from a track. This fails on my PC at office (QGIS code revision d94c044). Sometimes QGIS ...
5
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2answers
205 views

How to download Leaflet vectors in GPX format?

I would like to use the leaflet.draw plugin to allow users to digitize vectors on the map. At the end the data should be downloadable as a GPX-file. Is there any sample that shows how this can be ...
3
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3answers
611 views

QGIS - Convert Vector points to GPS waypoints and route

I'm new here. I have a shape file with a series of points (around 300) using British National Grid. I need to put them on my Garmin Etrex 10 as waypoints. Can someone tell me how to convert this ...
2
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1answer
270 views

What are the units for Garmin's GPX gpxtpx:speed?

I have a Garmin Nüvi GPS and it's filled with XML records that look like this: <trkpt lat="38.900207" lon="-77.008990"> <ele>11.67</ele><time>2013-06-11T04:04:49Z</time> ...
3
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1answer
337 views

GPS waypoint mapping with android phone

I am a bat enthusiast and volunteer regularly with the local bat groups on bat surveys. In them we record bats with a bat detector - making a note of the different species (there are 18 in the UK), ...
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1answer
153 views

How do I get an accurate time attribute when importing a GPX layer as a vector

When I import a GPX file in QGIS (as a vector as track points) and I check the time attribute it appears to be 4 hours later than it should be. Interestingly when I take this same GPX file and use ...
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4answers
2k views

How to create a polyline-based “heatmap” from GPS tracks?

This winter I am planning to track my downhill skiing/snowboarding using a GPS. Most of my riding will occur at the same resort. I would like to be able to create a sort of "heatmap" that shows the ...
1
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1answer
341 views

How to render GPX files in TileMill?

I want to show a number of GPX files in a TileMill map. Here's the process that I thought would work: gpsbabel -i gpx -f "$myfile" -o kml,lines=1 -F "$myfile.kml" Add as layer in Tilemill, style ...
2
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4answers
184 views

Render a map showing lots of individual traces/routes simultaneously

Google's "My places" is great for showing lots of traces (in my case, paths representing bike rides I've done). But it only shows 20 or so per page. I'd really like a map (a statically rendered .png ...
0
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1answer
133 views

OGR2OGR workaround for gpx-json conversion bug

ogr2ogr produces invalid GeoJSON when multiple layers are involved (http://trac.osgeo.org/gdal/ticket/3842). For example: ogr2ogr -f GeoJSON "$f.json" "$f" tracks routes For me the bad GeoJSON ...
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2answers
305 views

View Waypoints in OSM

I have a GPX file with my waypoints. <?xml version="1.0" encoding="UTF-8"?> <gpx version="1.0"> <name>My Favorites</name> <wpt lat="-26.7183013" ...
4
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1answer
128 views

OSM personal points of interest

I use OpenStreetMap along with OSMand on my mobile device. I have personal points of interest on my map that I do not want to upload to the community. Currently I use Favorites in OSMand to save ...
5
votes
1answer
289 views

How to determine the most accurate elevation algorithm

I use an Android GPS cycling app to track my bike rides and I would like to get a reasonably accurate estimate of the total ascent I did on a ride. I understand that GPS is very inaccurate at ...
19
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2answers
7k views

How to convert .shp into .gpx using QGIS?

I'm newbie using QGIS. I would like to convert .shp into .gpx. So, using Qgis, I open my shapefile and I tried to "save as" gpx but it gives an OGR error: creation of field ObjectId failed (OGR ...
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0answers
16 views

Alrign Track from GPX file with roads [duplicate]

I'm looking into possibilities to align track data from a GPX file with known roads, perhaps coming from OSM. So far I'm able to show the tack as such on a map powered by leaflet. Since the app ...
4
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1answer
234 views

Repository for GPS tracklog (better gpx format)

I've developed some algorithms that work with GPS trajectories. So I need a repository in which I can download GPS trajecotries to run my test. I most need marine and air tajectories, better if ...
2
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2answers
152 views

Extract PostGIS line features to GPX

I have a request to provide GPX files of certain trails (around 100) that are present in OpenStreetMap. Given a local PostGIS install with OSM data, I think the process would be something like: ...
2
votes
1answer
263 views

Programmatically manipulate GPX data

I need to do the following in Python open OSM & GPX files (I have packages for this) transform points from GPX (like stick a track to roads) calculate the results (distances, cumulative ...
22
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7answers
6k views

Is there a good GPS track analysis library?

I keep writing custom code to work with GPS tracks: GPX files and NMEA logs from my phone, dedicated GPS logger, etc. I feel like I'm reinventing the wheel and am wondering if there's some standard ...