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Rapid:
Individual Calculations April 2023 |
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| Purdon, Colin Total change: -38.40 | |   |
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| Swindon Rapidplay Open | Swindon | ENG | 2023-03-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1827 | 2041 | 1.00 | 4 | -1.92 | 20 | -38.40 | |
|  Georgiou, George | | | 1685 | ENG | 1.00 | 1 | 0.11 | 20 | 2.20 | |  Rida, Ruqayyah | | | 1641 * | ENG | 0.00 | 1 | -0.92 | 20 | -18.40 | | | Jones, Mark A | | | 1782 | ENG | 0.00 | 1 | -0.82 | 20 | -16.40 | | | Webb, Richard M | f | | 2199 | ENG | 0.00 | 1 | -0.29 | 20 | -5.80 | | | * 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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