THE PILOT REPORTED THAT HE HAD NO FLIGHT EXPERIENCE WITHIN THE LAST 90 DAYS. ACCORDING TO HIM, THE AIRCRAFT TOUCHED DOWN ON THE RIGHT WHEEL FIRST, THEN THE LEFT WHEEL. SOON AFTERWARDS, THE AIRCRAFT VEERED TO THE RIGHT, THEN TO THE LEFT. IT CONTINUED LEFT UNTIL IT TIPPED OVER ONTO ITS NOSE. THE PILOT ESTIMATED THE SPEED WAS ABOUT 10 TO 15 MILES PER HOUR, WHEN THE AIRCRAFT NOSED DOWN. ALSO, HE REPORTED THAT THE RIGHT TIRE WAS FOUND POSITIONED CROSSWISE ON THE RIM AND THAT THE RIM HAD CUT INTO THE ASPHALT SEVERAL TIMES.