Rory Mc Ilroy and Graeme Mc Dowell are 7 off the lead on 1 under heading into day 2 of the Masters.
Jordan Speth is 3 clear on 8 under after an opening round of 64.
Ernie Els, Charley Hoffman and Justin Rose are tied for second on 5 under.
Padraig Harrington starts the day on level par while Darren Clarke is 2 over and Shane Lowry is 3 over.
McIlroy says he's satisfied with his performance overall.