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Individual Calculations April 2018 |
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| Van Zyl, Charlize Total change: 24.60 | |   |
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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 |
| 1953 | 1620 | 2.00 | 6 | 1.23 | 20 | 24.60 | |
|  Basson, Heinrich | | | 1917 | RSA | 0.50 | 1 | 0.35 | 20 | 7.00 | |  Klaver, Cornelis | | | 2020 * | RSA | 0.50 | 1 | 0.42 | 20 | 8.40 | | | Odendaal, Frederick | | | 2020 * | RSA | 0.50 | 1 | 0.42 | 20 | 8.40 | | | Wilken, Justin Barend | | | 1892 | RSA | 0.50 | 1 | 0.33 | 20 | 6.60 | | | Bhawoodien, Shabir Hussain | f | | 2020 * | RSA | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Nelson, Jaco | | | 1849 | RSA | 0.00 | 1 | -0.21 | 20 | -4.20 | | | * 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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