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Individual Calculations October 2015 |
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| Sadie, Johan Jacobus Hendrik Total change: -2.00 | |   |
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| UJ Swiss Open | Johannesburg | RSA | 2015-09-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1649 | 1749 | 2.50 | 4 | -0.05 | 40 | -2.00 | |
|  Van Der Lingen, Waldi | | | 1698 | RSA | 1.00 | 1 | 0.43 | 40 | 17.20 | |  Modi, Yashil | f | | 1619 | RSA | 0.50 | 1 | -0.18 | 40 | -7.20 | | | Jacobs, Cavan | | | 1672 | RSA | 1.00 | 1 | 0.39 | 40 | 15.60 | | | Maruma, Abel | | | 1607 | RSA | 0.00 | 1 | -0.69 | 40 | -27.60 | |
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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