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Individual Calculations May 2012 |
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| Van De Venter, Waldo Total change: 10.50 | |   |
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| South African Junior Closed 2012 (u16 Boys) | Johannesburg | RSA | 2012-03-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1821 | 1903 | 4.00 | 6 | 0.35 | 30 | 10.50 | |
|  Koekemoer, Bernard | | | 1709 | RSA | 1.00 | 1 | 0.25 | 30 | 7.50 | |  Roberts, Marcel | | | 1838 | RSA | 1.00 | 1 | 0.41 | 30 | 12.30 | | | De Abreu, Roberto | | | 1961 | RSA | 0.00 | 1 | -0.42 | 30 | -12.60 | | | Tlale, Tshepang | | wf | 1784 | RSA | 0.50 | 1 | -0.16 | 30 | -4.80 | | | Darling, Paul | | | 1761 | RSA | 1.00 | 1 | 0.31 | 30 | 9.30 | | | Bezuidenhout, Roland | | | 1874 | RSA | 0.50 | 1 | -0.04 | 30 | -1.20 | |
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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