Switzerland’s Roger Federer poses with the Australian Open trophy at Melbourne’s Royal Exhibition Building yesterday. Pic/AFP

Paris: Roger Federer has climbed back into the ATP top 10 on the strength of his epic 18th Grand Slam title at the Australian Open. The 35-year-old Swiss great defied old rival Rafael Nadal on Sunday in a thrilling five-setter in Melbourne to move up seven spots to 10th in the latest rankings released yesterday.