I quite agree with Backpacker; if people had to use real names on forums, few people would have anything to say that is useful to others. A lot of knowledge is knowledge of stuff to avoid and that's always hard to do under your full name, because you just get hassle. I've got a few namesakes (Czechs too, apparently) and fortunately they have all populated the really exciting sites like LinkedIn
PilotDAR - those coordinates are a long way from here... the latitude looks OK but not the longitude