Sebastian was quickest in practice ahead of Australian Grand Prix . Friday 's race in Australia is the first of the 2011 Formula One season . Webber first ahead of Red Bull teammate Mark Webber in second place . Mercedes ' Nico Rosberg third fastest , Lewis Hamilton seventh .
Sebastian Vettel quickest in practice ahead of Australian Grand Prix . Sunday 's race in Melbourne is the first of the 2013 Formula One season . Vettel first ahead of Red Bull teammate Mark Webber in second place . Mercedes ' Nico Rosberg third fastest , Lewis Hamilton seventh .