e s e c re t l i f e o Th f DETAILS YOUR CFI MIGHT NOT HAVE MENTIONED ยป By Kevin D. Murphy F or early pilots, "state-of-the-art navigation" meant road maps given away by oil companies. Can you imagine what those jodhpur-clad aviators would have given for one of today's marvelously accurate, detailed sectional aeronautical charts? The cartographers at the FAA's Aeronautical Navigation Products Group, or AeroNav, are among the best in the world. They process a flood of change information every day, including new information sent in by pilots. If you find an error on a sectional, you can get a new chart free by marking the error on the chart and sending it to the FAA AeroNav group (see "Resources," p. 39). Many pilots know only the main features of sectional aeronautical charts. Here are a few interesting details you may never have learned or have forgotten. PLUS Test your general knowledge of sectionals with this Air Safety Institute quiz. OCTOBER 2014 FLIGHT TRAINING / 33