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Individual Calculations April 2009 |
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| Warman, Simon M Total change: 18.75 | |   |
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| London Christmas Open | Harrow | ENG | 2008-12-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2101 | 2137 | 4.00 | 5 | 1.25 | 15 | 18.75 | |
|  Gibbs, Dominic V | | | 1970 | ENG | 1.00 | 1 | 0.28 | 15 | 4.20 | | | Jones, Victor G L | | | 1991 | ENG | 1.00 | 1 | 0.30 | 15 | 4.50 | |  Chakanyuka, Charles | | | 2105 | ZIM | 1.00 | 1 | 0.46 | 15 | 6.90 | | | Sowray, Peter J | f | | 2315 | ENG | 0.50 | 1 | 0.23 | 15 | 3.45 | | | Harborne, Matthew J | | | 2126 | ENG | 0.50 | 1 | -0.02 | 15 | -0.30 | |
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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