performance = (sum(opponents ratings) + 400(wins-losses)) / games
0 = (0 + 400 * (0 - 0)) / 0)
Back
| Opponent |
Rating |
Result |
| Peter W Gorecka-Marshall |
1720 |
½ - ½ |
performance = (sum(opponents ratings) + 400(wins-losses)) / games
1720 = (1720 + 400 * (0 - 0)) / 1)