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Individual Calculations August 2015 |
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| Willenberg, Craig Glen Total change: -10.00 | |   |
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| South African Open Chess Championships 2015 | Cape Town | RSA | 2015-07-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1971 | 2021 | 4.50 | 9 | -0.50 | 20 | -10.00 | |
|  De Jager, Luan | | | 1745 | RSA | 1.00 | 1 | 0.17 | 20 | 3.40 | |  Solomon, Kenny | g | | 2382 | RSA | 0.00 | 1 | -0.10 | 20 | -2.00 | | | More, Felix | | | 1751 | RSA | 0.50 | 1 | -0.33 | 20 | -6.60 | | | Balmakhun, Yashkar | | | 1621 * | RSA | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Lewis, Mark Mm. | | | 1857 | RSA | 1.00 | 1 | 0.28 | 20 | 5.60 | | | De Villiers, Charles | f | | 2237 | RSA | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Willenberg, Shane C. | | | 1828 | RSA | 1.00 | 1 | 0.25 | 20 | 5.00 | | | Klaasen, Calvin Jong | f | | 2163 | RSA | 0.50 | 1 | 0.19 | 20 | 3.80 | | | Solomons, Deon | f | | 2156 | RSA | 0.00 | 1 | -0.32 | 20 | -6.40 | | | * 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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