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Individual Calculations January 2010 |
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| Cork, David J Total change: -31.00 | |   |
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| London Chess Classic Open | London | ENG | 2009-12-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2056 | 1882 | 0.50 | 6 | -1.24 | 25 | -31.00 | |
|  Sinanan, Joshua C | | | 2249 | USA | 0.00 | 1 | -0.10 | 25 | -2.50 | |  Casiot, David J | | | 2143 | ENG | 0.00 | 1 | -0.18 | 25 | -4.50 | | | Roberts, David L | | | 2119 | ENG | 0.00 | 1 | -0.20 | 25 | -5.00 | | | Hayward, Alan | | | 1986 | ENG | 0.50 | 1 | 0.14 | 25 | 3.50 | | | Bishop, Geoffrey L | | | 1839 | ENG | 0.00 | 1 | -0.56 | 25 | -14.00 | | | Odeh, Kenneth | | | 2001 | NGR | 0.00 | 1 | -0.34 | 25 | -8.50 | |
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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