| Opponent |
Rating |
Result |
| Ian Patterson |
1189 |
1 - 0 |
| Neville T Rowden |
1253 |
0 - 1 |
| Leo Shtutin |
1213 |
½ - ½ |
| Michael J Smith |
1281 |
|
| Roger Beeson |
1148 |
|
| Jack O'Hare |
1287 |
1 - 0 |
performance = (sum(opponents ratings) + 400(wins-losses)) / games
1336 = (4942 + 400 * (2 - 1)) / 4)
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