| Opponent |
Rating |
Result |
| Paul Rowan |
1883 |
0 - 1 |
| Richard Liszewski |
1810 |
0 - 1 |
| David Riley |
1639 |
0 - 1 |
| Julian H Summerfield |
1811 |
0 - 0 |
| Harry Myring |
0 |
0 - 1 |
performance = (sum(opponents ratings) + 400(wins-losses)) / games
933 = (5332 + 400 * (0 - 4)) / 4)
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