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Individual Calculations January 2018 |
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| Du Toit, Stefan Total change: 0.80 | |   |
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| 2017 South African Closed Championships (U23) | Cape Town | RSA | 2017-12-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1829 | 1918 | 6.00 | 10 | 0.04 | 20 | 0.80 | |
|  Lubbe, David Stefanus | | | 1518 * | RSA | 0.00 | 1 | -0.92 | 20 | -18.40 | |  Vester, Jordan | | | 1913 | RSA | 1.00 | 1 | 0.49 | 20 | 9.80 | | | Gluckman, Paul | f | | 1853 | RSA | 1.00 | 1 | 0.41 | 20 | 8.20 | | | Essop, Hishaam | | | 1813 | RSA | 0.50 | 1 | -0.14 | 20 | -2.80 | | | De Jager, Luan | | | 1960 | RSA | 1.00 | 1 | 0.56 | 20 | 11.20 | | | Khumalo, Keith | | | 1928 | RSA | 0.50 | 1 | 0.01 | 20 | 0.20 | | | Du Plessis, Heinco | | | 1991 | RSA | 0.50 | 1 | 0.10 | 20 | 2.00 | | | Adams, Seth-Riley | c | | 1817 | RSA | 1.00 | 1 | 0.36 | 20 | 7.20 | | | Van Der Merwe, Alexander | | | 1518 * | RSA | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Bornheim, Craig | c | | 1981 | RSA | 0.00 | 1 | -0.41 | 20 | -8.20 | | | * 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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