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Individual Calculations July 2009 |
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| Wallis, Ian J Total change: 19.65 | |   |
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| 4NCL part 3 | Various | ENG | 2008-10-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2017 | 1951 | 2.50 | 4 | 0.86 | 15 | 12.90 | |
|  Rice, Chris B | | | 2107 | ENG | 0.50 | 1 | 0.21 | 15 | 3.15 | |  Owens, Megan R | | | 1783 | WLS | 1.00 | 1 | 0.28 | 15 | 4.20 | | | Bennett, Patrick J | | | 2101 | WLS | 0.00 | 1 | -0.30 | 15 | -4.50 | | | Ioannides, Milton | | | 2076 | ENG | 1.00 | 1 | 0.67 | 15 | 10.05 | |
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) | | | | Southend Open | Southend | ENG | 2009-04-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2060 | 1962 | 3.00 | 7 | 0.45 | 15 | 6.75 | |
| | Karayiannis, Costas | | | 2166 | ENG | 0.00 | 1 | -0.24 | 15 | -3.60 | | | Foley, Phil T | | | 1646 | ENG | 1.00 | 1 | 0.13 | 15 | 1.95 | | | Crombleholme, Alan K | | | 2098 | ENG | 0.50 | 1 | 0.18 | 15 | 2.70 | | | Salem, Ihab | | | 2113 | PLE | 1.00 | 1 | 0.70 | 15 | 10.50 | | | Whitehead, David J | | | 2128 | ENG | 0.50 | 1 | 0.22 | 15 | 3.30 | | | Haydon, David L | | | 2142 | ENG | 0.00 | 1 | -0.26 | 15 | -3.90 | | | O`Toole, George E | | | 2125 | ENG | 0.00 | 1 | -0.28 | 15 | -4.20 | |
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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