| Opponent |
Rating |
Result |
| James C Robertson |
104 |
0 - 1 |
| Martin G Fletcher |
110 |
1 - 0 |
| Joshua Gillespie |
75 |
½ - ½ |
| Joe Pay |
75 |
1 - 0 |
| Andrew L Gillard |
113 |
1 - 0 |
| Geoffrey Broadhead |
75 |
0 - 1 |
performance = (sum(opponents ratings) + 400(wins-losses)) / games
159 = (552 + 400 * (3 - 2)) / 6)
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