two of two qualifying sessions possible in Melbourne on Saturday . The other two will start six hours before Sunday 's season -opening race . CNN ' Maldonado sets the fastest time ahead of Williams . Explore Melbourne circuit with CNN 's F1 interactive . Williams ' Pastor Maldonado among the six drivers to be eliminated early .
two of two qualifying sessions possible in Melbourne on Saturday . The other two will start six hours before Sunday 's season -opening race . CNN ' Maldonado sets the fastest time ahead of Williams . Williams ' Pastor Maldonado among the six drivers to be eliminated early .