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Individual Calculations May 2010 |
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| Ledger, Dave J Total change: 10.65 | |   |
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| Southend Open | Southend | ENG | 2010-04-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2181 | 2205 | 4.00 | 6 | 0.71 | 15 | 10.65 | |
|  Combie, Alex B | | | 1975 | ENG | 1.00 | 1 | 0.21 | 15 | 3.15 | |  Chevannes, Sabrina L | | wf | 2022 | ENG | 1.00 | 1 | 0.26 | 15 | 3.90 | | | Pert, Richard G | m | | 2457 | ENG | 0.00 | 1 | -0.19 | 15 | -2.85 | | | Wallis, Ian J | | | 1982 | ENG | 1.00 | 1 | 0.22 | 15 | 3.30 | | | Howell, David W L | g | | 2605 * | ENG | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Williamson, Kevin J | | | 2045 | ENG | 1.00 | 1 | 0.29 | 15 | 4.35 | | | * 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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