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Individual Calculations September 2009 |
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| Gibson, Christopher A Total change: -21.30 | |   |
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| South Wales International Open | Pontypridd | WLS | 2009-07-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1997 | 1991 | 2.00 | 7 | -1.42 | 15 | -21.30 | |
|  Jones, Jeremy | | | 1617 | WLS | 1.00 | 1 | 0.10 | 15 | 1.50 | |  Rudd, Jack | m | | 2327 | ENG | 0.00 | 1 | -0.12 | 15 | -1.80 | | | Zhou, Yang-Fan | | | 2265 | ENG | 0.00 | 1 | -0.17 | 15 | -2.55 | | | Salimbeni, George P W | | | 2115 | ENG | 0.00 | 1 | -0.33 | 15 | -4.95 | | | Tew, Paul | | | 2056 | WLS | 0.00 | 1 | -0.41 | 15 | -6.15 | | | Owens, Megan R | | | 1731 | WLS | 0.50 | 1 | -0.32 | 15 | -4.80 | | | Thomas, James | | | 1868 | WLS | 0.50 | 1 | -0.17 | 15 | -2.55 | |
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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