All 30 players teeing it up at East Lake have a shot at the $10 million postseason prize, but only a select few control their destiny. Here are the scenarios enabling each player to win the 2016 FedEx Cup:
1 Dustin Johnson
Wins the Tour Championship
Reasonable chance of winning with a top-5 finish
Can finish as low as 29th and still have mathematical chance at Cup
 2 Patrick Reed
Wins the Tour Championship
Reasonable chance of winning with top-3 finish
Can finish as low as a two-way tie for sixth and still have mathematical chance of winning
3 Adam Scott
Wins the Tour Championship
Reasonable chance of winning with second place finish
Can finish as low as T-4 and still have mathematical chance of winning
4 Jason Day
Wins the Tour Championship
Has a reasonable chance of winning with a second place finish
Can finish as low as T-3 and still have mathematical chance of winning
5 Paul Casey
Wins the Tour Championship
Can finish as low as a two-way tie for second and still have mathematical chance of winning
6 Rory McIlroy
Wins the Tour Championship AND Dustin Johnson finishes T-2 or worse
Can finish second and still have mathematical chance of winning
7 Jordan Spieth
Wins the Tour Championship AND…
Dustin Johnson finishes in a three-way tie for second or worse
Patrick Reed finishes T-2 or worse
8 Russell Knox
Wins the Tour Championship AND…
Dustin Johnson finishes third* or worse
Patrick Reed finishes T-2* or worse
Adam Scott finishes second* or worse
*Tie for the FedEx Cup
9 Emiliano Grillo
Wins the Tour Championship AND…
Dustin Johnson finishes in a three-way tie for third or worse
Patrick Reed finishes third or worse
Adam Scott finishes T-2 or worse
Jason Day finishes second or worse*
*Tie for the FedEx Cup
10 Jimmy Walker
Wins the Tour Championship AND…
Dustin Johnson finishes fifth or worse
Patrick Reed finishes in a three-way tie for third or worse
Adam Scott finishes in a three-way tie for second or worse
Jason Day finishes in T-2 or worse
Paul Casey finishes second* or worse
*Tie for the FedEx Cup
11 Brandt Snedeker
Wins the Tour Championship AND…
Dustin Johnson finishes T-6 or worse
Patrick Reed finishes T-4 or worse
Adam Scott finishes T-3 or worse
Jason Day finishes in a three-way tie for second or worse
Paul Casey finishes T-2 or worse
12 Justin Thomas
Wins the Tour Championship AND…
Dustin Johnson finishes in a three-way tie for T-6 or worse
Patrick Reed finishes T-4 or worse
Adam Scott finishes T-3 or worse
Jason Day finishes in a three-way tie for second or worse
Paul Casey finishes T-2 or worse
13 Phil Mickelson
Wins the Tour Championship AND…
Dustin Johnson finishes T-7 or worse
Patrick Reed finishes T-4 or worse
Adam Scott finishes T-3 or worse
Jason Day finishes in a three-way tie for second or worse
Paul Casey finishes T-2 or worse
14 Ryan Moore
Wins the Tour Championship AND…
Dustin Johnson finishes T-8 or worse
Patrick Reed finishes T-4 or worse
Adam Scott finishes T-3 or worse
Jason Day finishes in a three-way tie for second or worse
Paul Casey finishes T-2 or worse
15 Kevin Chappell
Wins the Tour Championship AND…
Dustin Johnson finishes ninth* or worse
Patrick Reed finishes T-4 or worse
Adam Scott finishes T-3 or worse
Jason Day finishes in a three-way tie for second or worse
Paul Casey finishes T-2 or worse
*Tie for the FedEx Cup
16 Matt Kuchar
Wins the Tour Championship AND…
Dustin Johnson finishes in a three-way tie for ninth or worse
Patrick Reed finishes in a three-way tie for fourth or worse
Adam Scott finishes T-3 or worse
Jason Day finishes third or worse
Paul Casey finishes T-2 or worse
17 Hideki Matsuyama
Wins the Tour Championship AND…
Dustin Johnson finishes in a three-way tie for 10th or worse
Patrick Reed finishes in a three-way tie for fourth or worse
Adam Scott finishes in a three-way tie for third or worse
Jason Day finishes third or worse
Paul Casey finishes T-2 or worse
18 Si Woo Kim
Wins the Tour Championship AND…
Dustin Johnson finishes T-11 or worse
Patrick Reed finishes fifth or worse
Adam Scott finishes in a three-way tie for third or worse
Jason Day finishes third or worse
Paul Casey finishes in a three-way tie for second or worse
19 Kevin Kisner
Wins the Tour Championship AND…
Dustin Johnson finishes T-12 or worse
Patrick Reed finishes fifth or worse
Adam Scott finishes in a three-way tie for third or worse
Jason Day finishes third or worse
Paul Casey finishes in a three-way tie for second or worse
Rory McIlroy finishes T-2 or worse
20 Gary Woodland
Wins the Tour Championship AND…
Dustin Johnson finishes in a three-way tie for T-12 or worse
Patrick Reed finishes fifth or worse
Adam Scott finishes in a three-way tie for third or worse
Jason Day finishes third or worse
Paul Casey finishes in a three-way tie for second or worse
Rory McIlroy finishes T-2 or worse
21 Roberto Castro
Wins the Tour Championship AND…
Dustin Johnson finishes 13th* or worse
Patrick Reed finishes fifth* or worse
Adam Scott finishes in a three-way tie for third or worse
Jason Day finishes third* or worse
Paul Casey finishes in a three-way tie for second or worse
Rory McIlroy finishes T-2 or worse
*Tie for the FedEx Cup
22 Kevin Na
Wins the Tour Championship AND…
Dustin Johnson finishes in a three-way tie for 13th or worse
Patrick Reed finishes T-5 or worse
Adam Scott finishes in a three-way tie for third or worse
Jason Day finishes T-3 or worse
Paul Casey finishes in a three-way tie for second or worse
Rory McIlroy finishes T-2 or worse
23 William McGirt
Wins the Tour Championship AND…
Dustin Johnson finishes 15th* or worse
Patrick Reed finishes T-5 or worse
Adam Scott finishes in a three-way tie for third or worse
Jason Day finishes T-3 or worse
Paul Casey finishes in a three-way tie for second or worse
Rory McIlroy finishes T-2 or worse
24 Bubba Watson
Wins the Tour Championship AND…
Dustin Johnson finishes 17th* or worse
Patrick Reed finishes in a three-way tie for fifth or worse
Adam Scott finishes in a three-way tie for third or worse
Jason Day finishes T-3 or worse
Paul Casey finishes in a three-way tie for second or worse
Rory McIlroy finishes T-2 or worse
*Tie for the FedEx Cup
25 Sean O’Hair
Wins the Tour Championship AND…
Dustin Johnson finishes 19th* or worse
Patrick Reed finishes in a three-way tie for fifth or worse
Adam Scott finishes fourth or worse
Jason Day finishes T-3 or worse
Paul Casey finishes in a three-way tie for second or worse
Rory McIlroy finishes T-2 or worse
*Tie for the FedEx Cup
26 Daniel Berger
Wins the Tour Championship AND…
Dustin Johnson finishes 21st* or worse
Patrick Reed finishes sixth or worse
Adam Scott finishes fourth or worse
Jason Day finishes T-3 or worse
Paul Casey finishes in a three-way tie for second or worse
Rory McIlroy finishes T-2 or worse
*Tie for the FedEx Cup
27 Jason Dufner
Wins the Tour Championship AND…
Dustin Johnson finishes 23rd* or worse
Patrick Reed finishes T-6 or worse
Adam Scott finishes T-4 or worse
Jason Day finishes T-3 or worse
Paul Casey finishes in a three-way tie for second or worse
Rory McIlroy finishes T-2 or worse
*Tie for the FedEx Cup
28 J.B. Holmes
Wins the Tour Championship AND…
Dustin Johnson finishes 25th* or worse
Patrick Reed finishes T-6 or worse
Adam Scott finishes T-4 or worse
Jason Day finishes T-3 or worse
Paul Casey finishes in a three-way tie for second or worse
Rory McIlroy finishes T-2 or worse
*Tie for the FedEx Cup
29 Jhonatthan Vegas
Wins the Tour Championship AND…
Dustin Johnson finishes 27th* or worse
Patrick Reed finishes in a three-way tie for sixth or worse
Adam Scott finishes T-4 or worse
Jason Day finishes T-3 or worse
Paul Casey finishes in a three-way tie for second or worse
Rory McIlroy finishes T-2 or worse
*Tie for the FedEx Cup
30 Charl Schwartzel
Wins the Tour Championship AND…
Dustin Johnson finishes 29th* or worse
Patrick Reed finishes in a three-way tie for sixth or worse
Adam Scott finishes T-4 or worse
Jason Day finishes T-3 or worse
Paul Casey finishes in a three-way tie for second or worse