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Individual Calculations October 2018 |
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| Joubert, Divan Total change: -6.80 | |   |
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| 2018 Tshwane Chess Etienne Lewis Trials (U16 Boys) | Pretoria | RSA | 2018-08-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1369 | 1071 | 0.50 | 4 | -0.17 | 40 | -6.80 | |
|  Nhamuave, Eleazar | | | 1471 * | RSA | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Naidoo, Tashil | | | 1471 * | RSA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Koning, Jaedin | | | 1327 | RSA | 0.50 | 1 | 0.31 | 40 | 12.40 | | | Odendaal, Ruben Lourens | | | 1205 | RSA | 0.00 | 1 | -0.32 | 40 | -12.80 | | | * 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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