{
IGfrHandlerWwdEarthObjectGeoforgeRenderableLayer objCur = (IGfrHandlerWwdEarthObjectGeoforgeRenderableLayer) super._lstObject.get(i);
PointPlacemark pntCur = (PointPlacemark) objCur;
LatLon llnCur = pntCur.getPosition();
//
double[] dbls = llnCur.asDegreesArray();
if (dbls[0] < dblMinLat)//=a
{
dblMinLat = dbls[0];
}