| Opponent |
Rating |
Result |
| Gwilym T Price |
2125 |
½ - ½ |
| Colin Purdon |
2088 |
1 - 0 |
| Gwilym T Price |
2125 |
½ - ½ |
| Clive A Frostick |
2148 |
1 - 0 |
| Kenneth G Coates |
2065 |
1 - 0 |
performance = (sum(opponents ratings) + 400(wins-losses)) / games
2350 = (10551 + 400 * (3 - 0)) / 5)
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