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Individual Calculations June 2023 |
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| Ashworth, Michael Total change: 33.80 | |   |
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| 2022/23 4NCL Division 4 Rounds 9-11 | Warwick | ENG | 2023-04-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1934 | 1988 | 2.50 | 3 | 0.78 | 20 | 15.60 | |
|  Zhu, Yaoyao | | | 1968 | ENG | 1.00 | 1 | 0.47 | 20 | 9.40 | |  Page, Thomas | | | 1830 | ENG | 0.50 | 1 | -0.21 | 20 | -4.20 | | | Fletcher, John | | | 2003 | WLS | 1.00 | 1 | 0.52 | 20 | 10.40 | |
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) | | | | 32nd Frome Chess Congress | Frome | ENG | 2023-05-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1964 | 1988 | 3.50 | 5 | 0.91 | 20 | 18.20 | |
| | Hertog, Alexander | | | 1643 | ENG | 1.00 | 1 | 0.11 | 20 | 2.20 | | | Webb, Richard M | f | | 2179 | ENG | 0.50 | 1 | 0.25 | 20 | 5.00 | | | Banerjee, Supratit | | | 1910 | SCO | 1.00 | 1 | 0.39 | 20 | 7.80 | | | Hayward, Philip T | | | 2007 | ENG | 0.00 | 1 | -0.47 | 20 | -9.40 | | | Garcia, Oscar | | | 2081 | ESP | 1.00 | 1 | 0.63 | 20 | 12.60 | |
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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