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Individual Calculations April 2018 |
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| Talmarkes, Andrew Graham Total change: -44.00 | |   |
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| 2018 WP Open Chess Championships (Prestige) | Cape Town | RSA | 2018-03-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1636 | 1559 | 0.50 | 4 | -1.10 | 40 | -44.00 | |
|  Willenberg, Roland C. | | | 1758 | RSA | 0.50 | 1 | 0.26 | 40 | 10.40 | |  Pick, Deon | | | 1782 | RSA | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Louw, Carlo | | | 1360 | RSA | 0.00 | 1 | -0.76 | 40 | -30.40 | | | Ohlson, Cecil | | | 1643 | RSA | 0.00 | 1 | -0.38 | 40 | -15.20 | |
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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