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Individual Calculations August 2022 |
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| Mumba, Elijah Total change: -82.60 | |   |
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| 2022 South African Open Chess Championships (Open) | Cape Town | RSA | 2022-07-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1506 | 1859 | 4.50 | 10 | -4.13 | 20 | -82.60 | |
|  Taute, Clayden | | | 1384 | RSA | 0.00 | 1 | -0.95 | 20 | -19.00 | |  Ncethelo, Bongolethu | | | 1677 | RSA | 0.00 | 1 | -0.74 | 20 | -14.80 | | | Grobbelaar, Jacqui | | | 1517 | RSA | 0.00 | 1 | -0.88 | 20 | -17.60 | | | Geyser, Jacobus Marthinus | | | 1396 | RSA | 0.00 | 1 | -0.95 | 20 | -19.00 | | | Zuma, Mbusiswa | | | 1642 | RSA | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Sparks, Stephen | | | 1459 * | RSA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Willenberg, Tristan | | | 1433 | RSA | 0.50 | 1 | -0.43 | 20 | -8.60 | | | Levin, Benny | | | 1619 | RSA | 0.50 | 1 | -0.30 | 20 | -6.00 | | | Coetsee, Dewald | | | 1218 | RSA | 1.00 | 1 | 0.01 | 20 | 0.20 | | | Goredema, Dione | | | 1719 | RSA | 0.50 | 1 | -0.19 | 20 | -3.80 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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