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Individual Calculations September 2022 |
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| Khumalo, Ernest Total change: -17.60 | |   |
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| JMC Women's Day FIDE Open | Johannesburg | RSA | 2022-08-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1376 | 1360 | 1.50 | 4 | -0.44 | 40 | -17.60 | |
|  Magagula, Raymond | | | 1637 | RSA | 0.00 | 1 | -0.17 | 40 | -6.80 | |  Geyser, Johan | | | 1252 | RSA | 0.50 | 1 | -0.15 | 40 | -6.00 | | | Potgieter, Edward | | | 1467 | RSA | 0.00 | 1 | -0.35 | 40 | -14.00 | | | Jones, Edward | | | 1146 | RSA | 1.00 | 1 | 0.23 | 40 | 9.20 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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