Individual Calculations January 2024 |
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Mendelsohn, David C. Total change: -29.00 | | ![Rating chart](/imga/chart.gif) ![Personal card](/imga/card.gif) |
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Africawide Chess Championship 2023 (Open) | Johannesburg | RSA | 2023-11-01 |
Rc | Ro | w | n | change | K | K*chg | Game |
1426 | 1787 | 3.00 | 5 | -1.45 | 20 | -29.00 | |
| Naidoo, Kajol | | | 1387 * | RSA | 1.00 | 1 | 0.08 | 20 | 1.60 | | Maponya, Khutso | | | 1408 | RSA | 1.00 | 1 | 0.09 | 20 | 1.80 | | Mthombeni, Sanele | | | 1549 | RSA | 0.00 | 1 | -0.80 | 20 | -16.00 | | Kruger, Tobias | | | 1343 | RSA | 1.00 | 1 | 0.06 | 20 | 1.20 | | Jaitas, Kittisak | | | 1445 | RSA | 0.00 | 1 | -0.88 | 20 | -17.60 | | * 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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