| Opponent |
Rating |
Result |
| Peter Dirmauskas |
145 |
½ - ½ |
| George E Hollands |
172 |
0 - 1 |
| Tom H Stonehouse |
143 |
½ - ½ |
| Paul Jeffery |
150 |
0 - 1 |
| James M Wheeler |
156 |
½ - ½ |
performance = (sum(opponents ratings) + 400(wins-losses)) / games
-7 = (766 + 400 * (0 - 2)) / 5)
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