Index: /applications/editors/josm/plugins/surveyor/src/at/dallermassl/josm/plugin/surveyor/GpxTrackMarkerWriter.java
===================================================================
--- /applications/editors/josm/plugins/surveyor/src/at/dallermassl/josm/plugin/surveyor/GpxTrackMarkerWriter.java	(revision 3161)
+++ /applications/editors/josm/plugins/surveyor/src/at/dallermassl/josm/plugin/surveyor/GpxTrackMarkerWriter.java	(revision 3162)
@@ -5,4 +5,5 @@
 
 import java.io.PrintWriter;
+import java.text.SimpleDateFormat;
 import java.util.Collection;
 
@@ -24,4 +25,5 @@
 	private final Collection<Collection<GpsPoint>> gpsData;
 	private final Collection<Marker> markers;
+	private static final SimpleDateFormat gpxDateFormat = new SimpleDateFormat("yyyy-MM-ddThh:mm:ss.SSS");
 	
 	public GpxTrackMarkerWriter(Collection<Collection<GpsPoint>> gpsData, Collection<Marker> markers) {
@@ -57,5 +59,5 @@
 					if (p.time != null && p.time.length()!=0) {
 						out.println(">");
-						out.println("        <time>"+p.time+"</time>");
+						out.println("        <time>" + gpxDateFormat.format(p.time) + "</time>");
 						out.println("      </trkpt>");
 					} else