Background
Ahun began surfing at the age of eleven, when he encouraged his father to visit the beach, especially during the winter season.
Ahun began surfing at the age of eleven, when he encouraged his father to visit the beach, especially during the winter season.
In 2003, he moved to Pirita, where he studied and trained under coach Karmo Kalk, at Hawaii Express Windsurfing School.
He is also a two-time Olympic sailor, and is currently ranked northern 45 in the world for his class by the International Sailing Federation. Two years later, Ahun was admitted to the national senior sailing team, and had been participating in numerous windsurfing competitions, including his official international debut at the 2006 RS:X World Championships in Nago–Torbole, Italy.
Ahun competed for the first time at the 2008 Summer Olympics in Beijing, where he sailed in the men"s RS:X windsurfing, finishing in thirty-third place after ten races, with a total of 273 Netto points.
In 2012, Ahun eventually qualified for his second Olympics in London, after placing sixty-second at the 2012 RS:X World Championships in Cadiz, Spain, and having received an allocated place by ISAF. He competed in the men"s RS:X windsurfing, and further improved his sailing performance in all the races. However, he finished only in thirtieth place, with a score of 270 Netto points, for imposing a discretionary penalty in the fourth race, and for not completing successfully in the penultimate race.