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Individual Calculations May 2012 |
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| De Abreu, Roberto Total change: 9.00 | |   |
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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 |
| 1833 | 1961 | 5.00 | 7 | 0.30 | 30 | 9.00 | |
|  Tlale, Tshepang | | wf | 1784 | RSA | 1.00 | 1 | 0.27 | 30 | 8.10 | | | Van De Venter, Waldo | | | 1903 | RSA | 1.00 | 1 | 0.42 | 30 | 12.60 | |  Govindasamy, Nashlen | | | 1874 | RSA | 0.50 | 1 | -0.12 | 30 | -3.60 | | | Pon, Matt | | | 1744 | RSA | 0.50 | 1 | -0.28 | 30 | -8.40 | | | Bezuidenhout, Roland | | | 1874 | RSA | 0.00 | 1 | -0.62 | 30 | -18.60 | | | Crismann, Alessandro | f | | 1812 | RSA | 1.00 | 1 | 0.30 | 30 | 9.00 | | | Roberts, Marcel | | | 1838 | RSA | 1.00 | 1 | 0.33 | 30 | 9.90 | |
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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