@Override
    protected String getUserDisplayableConfig() {
        return GeopointFormatter.format(GeopointFormatter.Format.LAT_LON_DECMINUTE_SHORT, getEffectiveCoordinate()) + "(" + super.getUserDisplayableConfig() + ")";
    }
Returns the coordinate which will effectively be used for calculation (either fixed-value or current position)
main/src/main/java/cgeo/geocaching/filters/core/DistanceGeocacheFilter.java