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Individual Calculations April 2018 |
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| Klaver, Cornelis Total change: -33.60 | |   |
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| Boardwalk Pearson High School Chess Tournament 2018 (A) | Port Elizabeth | RSA | 2018-03-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1845 | 2106 | 1.50 | 4 | -1.68 | 20 | -33.60 | |
|  Van Zyl, Charlize | | wm | 1706 * | RSA | 0.50 | 1 | -0.42 | 20 | -8.40 | |  Beukes, Dante M | f | | 1778 | NAM | 0.50 | 1 | -0.37 | 20 | -7.40 | | | Mafanya, Kulasande | | | 1839 | RSA | 0.00 | 1 | -0.82 | 20 | -16.40 | | | Odendaal, Frederick | | | 2057 | RSA | 0.50 | 1 | -0.07 | 20 | -1.40 | | | * 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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