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Individual Calculations August 2018 |
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| Chueu, Calvin Total change: 0.40 | |   |
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| 2018 South African Open Chess Championships (A-Section) | Bloemfontein | RSA | 2018-07-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1596 | 1602 | 3.50 | 7 | 0.02 | 20 | 0.40 | |
|  Nkuna, Windsor | | | 1529 | RSA | 0.50 | 1 | -0.10 | 20 | -2.00 | |  Van Zyl, Charlize | | wm | 1640 | RSA | 0.00 | 1 | -0.45 | 20 | -9.00 | | | Boleme, Reetsang William | | | 1741 | RSA | 1.00 | 1 | 0.69 | 20 | 13.80 | | | Kgosimotswedi, Aaron | | | 1593 | RSA | 1.00 | 1 | 0.49 | 20 | 9.80 | | | Wilken, Justin Barend | | | 1889 | RSA | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Lesuthu, Kali M. | | | 1580 | RSA | 0.00 | 1 | -0.53 | 20 | -10.60 | | | Mthabisi, Sibanda | | | 1202 * | RSA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * 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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