These are the tee times and groupings for the opening rounds of the 78th Masters Tournament at Augusta National Golf Club. (a- denotes amateur player.)

7:40 a.m. Thursday
Arnold Palmer
Gary Player
Jack Nicklaus

Thursday; Friday

7:45 a.m.; 10:52 a.m.
Stewart Cink
Tim Clark

7:56 a.m.; 11:03 a.m.
Ian Woosnam
John Huh
Kevin Stadler

8:07 a.m.; 11:14 a.m.
Ben Crenshaw
Yong-Eun Yang
Jonas Blixt

8:18 a.m.; 11:25 a.m.
Mark O'Meara
Steven Bowditch
Jordan Niebrugge

8:29 a.m.; 11:36 a.m.
John Senden
Boo Weekley
David Lynn

8:40 a.m.; 11:47 a.m.
Craig Stadler
Scott Stallings
Martin Kaymer

8:51 a.m.; 12:09 p.m.
Tom Watson
Billy Horschel
Brendon de Jonge

9:02 a.m.; 12:20 p.m.
Mike Weir
Matt Every
Roberto Castro

9:13 a.m.; 12:31 p.m.
Angel Cabrera
Gary Woodland
Ian Poulter

9:24 a.m.; 12:42 p.m.
Fred Couples
Webb Simpson
Chang-woo Lee

9:35 a.m.; 12:53 p.m.
Graeme McDowell
Rickie Fowler
Jimmy Walker

9:57 a.m.; 1:04 p.m.
Zach Johnson
K.J. Choi
Steve Stricker

10:08 a.m.; 1:15 p.m.
Miguel Angel Jimenez
Bill Haas
Matteo Manassero

10:19 a.m.; 1:26 p.m.
Hideki Matsuyama
Brandt Snedeker
Jamie Donaldson

10:30 a.m.; 1:37 p.m.
Charl Schwartzel
Jim Furyk
Thorbjorn Olesen

10:41 a.m.; 1:48 p.m.
Adam Scott
Jason Dufner
Matthew Fitzpatrick-a

10:52 a.m.; 1:59 p.m.
Jordan Spieth
Patrick Reed
Rory McIlroy

11:03 a.m.; 7:45 a.m.
Kevin Streelman
D. A. Points

11:14 a.m.; 7:56 a.m.
Larry Mize
Branden Grace
Michael McCoy

11:25 a.m.; 8:07 a.m.
Sandy Lyle
Matt Jones
Ken Duke

11:36 a.m.; 8:18 a.m.
Jose Maria Olazabal
Lucas Glover
Garrick Porteous-a

11:47 a.m.; 8:29 a.m.
Nick Watney
Stephen Gallacher
Darren Clarke

12:09 p.m.; 8:40 a.m.
Vijay Singh
Thomas Bjorn
Ryan Moore

12:20 p.m.; 8:51 a.m.
Matt Kuchar
Louis Oosthuizen
Thongchai Jaidee

12:31 p.m.; 9:02 a.m.
Trevor Immelman
Graham DeLaet
Oliver Goss-a

12:42 p.m.; 9:13 a.m.
Gonzalo Fernandez-Castano
Derek Ernst
Sang-moon Bae

12:53 p.m.; 9:24 a.m.
Bernhard Langer
Francesco Molinari
Chris Kirk

1:04 p.m.; 9:35 a.m.
Jason Day
Dustin Johnson
Henrik Stenson

1:15 p.m.; 9:57 a.m.
Bubba Watson
Luke Donald
Sergio Garcia

1:26 p.m.; 10:08 a.m.
Joost Luiten
Marc Leishman
Hunter Mahan

1:37 p.m.; 10:19 a.m.
Keegan Bradley
Victor Dubuisson
Peter Hanson

1:48 p.m.; 10:30 a.m.
Phil Mickelson
Ernie Els
Justin Rose

1:59 p.m.; 10:41 a.m.
Harris English
Lee Westwood
Russell Henley