| Opponent |
Rating |
Result |
| H Michael Lamb |
173 |
0 - 1 |
| Charlie B Nettleton |
189 |
0 - 1 |
| Alexandros N Ethelontis |
194 |
1 - 0 |
| John R Richardson |
213 |
1 - 0 |
| Richard Black |
188 |
½ - ½ |
performance = (sum(opponents ratings) + 400(wins-losses)) / games
191 = (957 + 400 * (2 - 2)) / 5)
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