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Individual Calculations November 2022 |
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| Bullen, Alex Total change: 19.80 | |   |
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| 2022 South Wales Autumn Open | Cardiff | WLS | 2022-10-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1890 | 2099 | 4.50 | 5 | 0.85 | 20 | 17.00 | |
|  Williams, Stephen | | | 1699 * | WLS | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Smith, Alun | | | 1722 | WLS | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Robinson, David | | | 1832 | WLS | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Duke, Dillan | | | 1945 | ENG | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Toczek, Grzegorz | f | | 2253 | WLS | 0.50 | 1 | 0.21 | 20 | 4.20 | | | * 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) | | | | 2022/23 4NCL Division 3 West Rounds 1-2 | Daventry | ENG | 2022-10-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1964 | 2099 | 1.50 | 2 | 0.14 | 20 | 2.80 | |
| | Reed, Darren | | | 1908 | FIN | 0.50 | 1 | -0.25 | 20 | -5.00 | | | Mossong, Hubert | f | | 2019 | LUX | 1.00 | 1 | 0.39 | 20 | 7.80 | |
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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