(all players US unless stated; all times BST; a=amateur)
12:45 (Thurs), 15:52 (Fri): Charley Hoffman, Brian Harman
12:56, 16:03: Larry Mize, Danny Willett (Eng), (a) Byron Meth
13:07, 16:14: Tom Watson, Gary Woodland, Camilo Villegas (Col)
13:18, 16:25: Mike Weir (Can), Ben Crane, (a) Corey Conners (Can)
13:29, 16:36: Vijay Singh (Fij), Russell Henley, Darren Clarke (NI)
13:40, 16:47: Jose Maria Olazabal (Spa), Brendon Todd, Kevin Na (Kor)
13:51, 17:09: Jonas Blixt (Swe), Kevin Streelman, Stephen Gallacher (Sco)
14:02, 17:20: Patrick Reed, Keegan Bradley, Ian Poulter (Eng)
14:13, 17:31: Miguel Angel Jimenez (Spa), Lee Westwood (Eng), Anirban Lahiri (Ind)
14:24, 17:42: Bubba Watson, Justin Rose (Eng), (a) Gunn Yang (Kor)
14:35, 17:53: Adam Scott (Aus), Dustin Johnson, (a) Antonio Murdaca (Aus)
15:19, 18:26: Webb Simpson, Hideki Matsuyama (Jap), Paul Casey (Eng)
15:30, 18:37: Charl Schwartzel (SA), Joost Luiten (Ned), Sangmoon Bae (Kor)
15:41, 18:48: Phil Mickelson, Rory McIlroy (NI), Ryan Moore
15:52, 18:59: J. B. Holmes, Martin Kaymer (Ger), Brandt Snedeker
16:03, 12:45: Ian Woosnam (Wal), Erik Compton, Marc Leishman (Aus)
16:14, 12:56: Trevor Immelman (SA), Kevin Stadler, (a) Scott Harvey
16:25, 13:07: Ben Martin, Robert Streb, Cameron Tringale
16:36, 13:18: Sandy Lyle (Sco), Seung-Yul Noh (Kor), (a) Bradley Neil (Sco)
16:47, 13:29: Bernhard Langer (Ger), Bernd Wiesberger (Aut), Geoff Ogilvy (Aus)
17:09, 13:40: Zach Johnson, Jim Furyk, Ernie Els (SA)
17:20, 13:51: Angel Cabrera (Arg), Louis Oosthuizen (SA), (a) Matias Dominguez (Chi)
17:31, 14:02: Mark O'Meara, Chris Kirk, Shane Lowry (Ire)
17:42, 14:13: Padraig Harrington (Ire), Ryan Palmer, Thomas Bjorn (Den)
17:53, 14:24: James Hahn (Kor), Mikko Ilonen (Fin), Hunter Mahan
18:04, 14:35: Matt Kuchar, Brooks Koepka, Graeme McDowell (NI)
18:15, 14:57: Jordan Spieth, Henrik Stenson (Swe), Billy Horschel
18:26, 15:08: Fred Couples, Branden Grace (SA), Thongchai Jaidee (Thai)
18:37, 15:19: Luke Donald (Eng), Victor Dubuisson (Fra), John Senden (Aus)
18:48, 15:30: Tiger Woods, Jamie Donaldson (Wal), Jimmy Walker
18:59, 15:41: Jason Day (Aus), Sergio Garcia (Spa), Rickie Fowler
Jordan Spieth, Henrik Stenson (Swe), Billy Horschel
Like this, good players will push each other.