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Individual Calculations November 2011 |
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| Piper, Stephen J Total change: 6.90 | |   |
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| e2e4 Sunningdale Open | Sunningdale | ENG | 2011-09-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2155 | 2045 | 2.00 | 5 | 0.23 | 30 | 6.90 | |
|  Anderson, John | | | 2198 | ENG | 0.00 | 1 | -0.30 | 30 | -9.00 | |  Bennett, Dominic L | | | 2084 | ENG | 1.00 | 1 | 0.55 | 30 | 16.50 | | | Savage, Nicholas W | | | 2133 | ENG | 1.00 | 1 | 0.62 | 30 | 18.60 | | | Holland, James P | | | 2203 | ENG | 0.00 | 1 | -0.29 | 30 | -8.70 | | | O`Toole, George E | | | 2157 | ENG | 0.00 | 1 | -0.35 | 30 | -10.50 | |
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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