| Opponent |
Rating |
Result |
| Robert Grounds |
0 |
1 - 0 |
performance = (sum(opponents ratings) + 400(wins-losses)) / games
400 = (0 + 400 * (1 - 0)) / 1)
Back
| Opponent |
Rating |
Result |
| A Rajski |
111 |
0 - 1 |
performance = (sum(opponents ratings) + 400(wins-losses)) / games
-289 = (111 + 400 * (0 - 1)) / 1)