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Individual Calculations October 2021 |
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| Elkington, Derek Total change: -9.80 | |   |
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| 2021 Perth Chess Club Wolfgang Leonghardt Cup | Perth | AUS | 2021-08-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1687 | 1829 | 3.50 | 6 | -0.49 | 20 | -9.80 | |
|  Bhatia, Abhay | | | 1719 | AUS | 1.00 | 1 | 0.35 | 20 | 7.00 | | | De Vas, Saminda | | | 1732 | SRI | 1.00 | 1 | 0.37 | 20 | 7.40 | |  Ingram-Halford, Marcus | | | 1457 | AUS | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Saxon, Marc | | | 1677 | AUS | 0.00 | 1 | -0.70 | 20 | -14.00 | | | Barry, David | | | 1539 | AUS | 0.50 | 1 | -0.34 | 20 | -6.80 | | | Maris, Robert | | | 2000 | AUS | 0.00 | 1 | -0.27 | 20 | -5.40 | |
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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