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Individual Calculations October 2008 |
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| Greeff, Melissa Total change: -2.10 | |   |
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| South African Open Chess Championship 2008 | Centurion | RSA | 2008-07-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2075 | 1965 | 1.00 | 3 | -0.14 | 15 | -2.10 | |
|  De Waal, Ingrid | | | 1861 | RSA | 0.00 | 1 | -0.64 | 15 | -9.60 | |  Klaasen, Calvin J. | | | 2048 | RSA | 1.00 | 1 | 0.61 | 15 | 9.15 | | | Solomon, Kenneth T. | m | | 2315 | RSA | 0.00 | 1 | -0.11 | 15 | -1.65 | |
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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