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Individual Calculations August 2015 |
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| Willenberg, Kenneth Sean Total change: -44.20 | |   |
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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 |
| 1870 | 2060 | 1.50 | 5 | -2.21 | 20 | -44.20 | |
|  Lynch, Justin | | | 1761 | RSA | 0.00 | 1 | -0.85 | 20 | -17.00 | |  Fredericks, Malcolm Mp. | | | 1858 | RSA | 0.50 | 1 | -0.26 | 20 | -5.20 | | | Darling, Simeon C. | c | | 1925 | RSA | 1.00 | 1 | 0.32 | 20 | 6.40 | | | Oberholzer, Francois | f | | 1930 | RSA | 0.00 | 1 | -0.68 | 20 | -13.60 | | | Pesa, Mofoka A. | | | 1876 | RSA | 0.00 | 1 | -0.74 | 20 | -14.80 | |
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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