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Individual Calculations May 2019 |
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| Roebuck, Derek Total change: -13.00 | |   |
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| 2019 Sydney International Open | Sydney | AUS | 2019-04-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1778 | 1622 | 1.00 | 5 | -0.65 | 20 | -13.00 | |
|  O`chee, Kevin | f | | 2022 * | AUS | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Bayaca, Sterling | | | 1997 | AUS | 0.00 | 1 | -0.09 | 20 | -1.80 | | | Hariman, Andre | | | 1769 | AUS | 0.00 | 1 | -0.30 | 20 | -6.00 | | | Kiripitige, Chathula | | | 1672 | AUS | 0.50 | 1 | 0.07 | 20 | 1.40 | | | Qi, Kaibing | | | 1429 | AUS | 0.50 | 1 | -0.25 | 20 | -5.00 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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