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Edge 530 riding direction on map is very erratic

I've noticed in my short time with my new Edge 530 that the map display is very erratic when viewing while riding.  Like it needs some averaging or smoothing to give stable direction of travel.  I'm specifically talking mountain biking and when I have the screen on map display it shows my path of travel as very erratic.  When I'm looking at the map, it will accurately show my location on the trail but indicate that my direction of travel is all over the place with each refresh.  Makes it practically unusable if I'm just trying to check if I'm traveling the right direction on a trail.  This is something I'd often do on my old Edge 510 when riding on a trail that I've loaded as a course or segment so that it shows on the breadcrumb map.  I'll do a map screen check to make sure I'm on the right trail (breadcrumb position relative to loaded course/trail) and that I'm heading in the right direction. I find this very useful for trail navigation rather than programming a course or queue sheet or expecting notifications of turns, I just check the map to be sure my location and direction is on the loaded course.  But the 530 makes the direction part really difficult with the way it erratically shows the direction of travel.

Anyone else notice this?

  • Try Settings> System> Calibrate Compass

  • Yeah, hopefully its a simple fix like the suggested compass calibration.

    My unit is about -40º off when placed on my bar mount... when hand held, its perfect. So practically useless for me too.

  • Mobile site won't let me reply to . Good idea, I did that before the commute home last night. It seemed to give a good steady bearing in that mode. I'll report back after the next mountain bike ride

  • I performed the compass calibration.  It did seem to improve the wildness of my indicated riding direction while in map view.  It still implies I'm pointed in various directions along my path of travel during every refresh, but it now seems to at least have me pointed in the right 180-degree arc rather than every-which-way.  This only seems to occur when riding in forested areas, so my thought is that it is related to GPS accuracy during partial obstruction.  But my old 510 never acted this way when biking through the same forest.