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Individual Calculations January 2010 |
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| Cohen, Ronnie Total change: 6.30 | |   |
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| Coulsdon Chrsitmas Challengers | Coulsodn | ENG | 2009-12-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1912 | 1910 | 5.00 | 9 | 0.42 | 15 | 6.30 | |
|  Campbell, Eoin | | | 1910 | SCO | 0.50 | 1 | 0.00 | 15 | 0.00 | |  Sanders, Isaac | | | 1777 | ENG | 0.50 | 1 | -0.18 | 15 | -2.70 | | | Birkin, Mark | | | 1879 | ENG | 1.00 | 1 | 0.46 | 15 | 6.90 | | | Fields, Francis | | | 1922 | ENG | 1.00 | 1 | 0.52 | 15 | 7.80 | | | O`Gorman, Brendan | | | 1862 | ENG | 0.50 | 1 | -0.07 | 15 | -1.05 | | | Eilers, Arne | | | 1958 | ENG | 0.00 | 1 | -0.43 | 15 | -6.45 | | | Kane, Frank | | | 1877 | ENG | 1.00 | 1 | 0.45 | 15 | 6.75 | | | Rudd, Jack | m | | 2296 | ENG | 0.00 | 1 | -0.09 | 15 | -1.35 | | | Clayton, Tristan | | | 1729 | ENG | 0.50 | 1 | -0.24 | 15 | -3.60 | |
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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