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Individual Calculations August 2022 |
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| Fredericks, Malcolm Mp. Total change: -55.60 | |   |
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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 |
| 1656 | 1817 | 4.00 | 10 | -2.78 | 20 | -55.60 | |
|  Du Plessis, Anika | | wm | 1545 | RSA | 1.00 | 1 | 0.17 | 20 | 3.40 | |  Willenberg, Kenneth Sean | c | | 1935 | RSA | 0.50 | 1 | 0.16 | 20 | 3.20 | | | Mnyasta, Charlton | | | 1855 | RSA | 0.00 | 1 | -0.45 | 20 | -9.00 | | | Taute, Clayden | | | 1417 * | RSA | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Mfazwe, Lutho | | | 1968 | RSA | 0.00 | 1 | -0.30 | 20 | -6.00 | | | Selepe, Lwazi | | | 1480 | RSA | 0.00 | 1 | -0.88 | 20 | -17.60 | | | Willenberg, Tristan | | | 1433 | RSA | 0.00 | 1 | -0.91 | 20 | -18.20 | | | Grobbelaar, Jacqui | | | 1517 | RSA | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Levin, Benny | | | 1619 | RSA | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Schuller, Ashley | | | 1789 | RSA | 0.00 | 1 | -0.54 | 20 | -10.80 | | | * 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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