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Individual Calculations July 2009 |
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| Foster, James C Total change: -19.50 | |   |
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| Surrey Open | Sutton | ENG | 2009-04-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2026 | 1995 | 1.00 | 5 | -1.30 | 15 | -19.50 | |
|  Ynojosa, Felix Jose | | | 2187 | ENG | 0.00 | 1 | -0.25 | 15 | -3.75 | |  Foord, Dominic | | | 2065 | ENG | 0.00 | 1 | -0.40 | 15 | -6.00 | | | Phillips, Owen S | | | 2020 | ENG | 0.00 | 1 | -0.47 | 15 | -7.05 | | | Lunn, Matthew | | | 1912 | ENG | 0.00 | 1 | -0.61 | 15 | -9.15 | | | Clegg, Chris R A | | | 1947 | ENG | 1.00 | 1 | 0.43 | 15 | 6.45 | |
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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