Download Surface Marker set for Orbiter

Here you can download the actual .mkr file, as addon for Orbiter. Scroll down for installation instructions.
When you enable this in Orbiter, you can view the locations of other Orbiter fans while flying in Earth Orbit like this:

Instructions:

1. Go here to generate & download the latest set of actual Surface markers.

2. Save this .mkr file in the following path: [ your Orbiter base path ]\Config\Earth\Marker

3. Run Orbiter, press [Ctrl]-F9. You should get this window:

4. Make sure that (just) "Surface" is checked, and click it's Config button. Choose "Earth", and only select the following:

5. Enjoy!