| Opponent |
Rating |
Result |
| Joshan Gill |
1593 |
1 - 0 |
| Gerald S Pierce |
1740 |
1 - 0 |
| M Kevin Chojnacki |
1677 |
1 - 0 |
| Steven Cox |
1802 |
½ - ½ |
| Daniel Yarker |
1632 |
1 - 0 |
performance = (sum(opponents ratings) + 400(wins-losses)) / games
2009 = (8444 + 400 * (4 - 0)) / 5)
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