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Individual Calculations September 2009 |
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| Brown, Thomas Total change: 18.00 | |   |
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| South Wales International Open | Pontypridd | WLS | 2009-07-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1967 | 2033 | 4.00 | 6 | 0.51 | 15 | 7.65 | |
|  Price, Hugh | | | 1757 | WLS | 1.00 | 1 | 0.17 | 15 | 2.55 | |  Davis, Lee | | | 1948 | WLS | 0.00 | 1 | -0.62 | 15 | -9.30 | | | Robinson, David | | | 1980 | WLS | 0.50 | 1 | -0.07 | 15 | -1.05 | | | Williams, Ron | | | 1944 | WLS | 1.00 | 1 | 0.38 | 15 | 5.70 | | | Adebajo, Olufemi | | | 2002 | ENG | 1.00 | 1 | 0.46 | 15 | 6.90 | | | Byron, Alan M | | | 2173 | ENG | 0.50 | 1 | 0.19 | 15 | 2.85 | |
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) | | | | Uxbridge International Group C | Uxbridge | ENG | 2009-08-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2194 | 2033 | 3.50 | 9 | 0.69 | 15 | 10.35 | |
| | Rudd, Jack | m | | 2327 | ENG | 1.00 | 1 | 0.85 | 15 | 12.75 | | | White, David J | | | 2051 | ENG | 1.00 | 1 | 0.53 | 15 | 7.95 | | | Josse, Mark | | | 2045 | ENG | 0.50 | 1 | 0.02 | 15 | 0.30 | | | Eden, Tomer | | | 2157 | ISR | 0.00 | 1 | -0.33 | 15 | -4.95 | | | Arkell, Keith C | g | | 2433 * | ENG | 0.50 | 1 | 0.42 | 15 | 6.30 | | | Jackson, James P | | | 2045 | ENG | 0.50 | 1 | 0.02 | 15 | 0.30 | | | Gormally, Daniel W | g | | 2433 * | ENG | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Byron, Alan M | | | 2173 | ENG | 0.00 | 1 | -0.31 | 15 | -4.65 | | | Bailey, Kevin J | | | 2082 | ENG | 0.00 | 1 | -0.43 | 15 | -6.45 | | | * 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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