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Individual Calculations January 2012 |
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| Piper, Stephen J Total change: -8.40 | |   |
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| e2e4 Brighton Open | Brighton | ENG | 2011-11-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2106 | 2052 | 1.50 | 4 | -0.28 | 30 | -8.40 | |
|  Arkell, Keith C | g | | 2418 | ENG | 0.00 | 1 | -0.10 | 30 | -3.00 | |  Charpidou, Anna | | | 1779 | GRE | 1.00 | 1 | 0.17 | 30 | 5.10 | | | Davison, Chris | | | 1980 | ENG | 0.50 | 1 | -0.10 | 30 | -3.00 | | | Osborne, Marcus E | | | 2246 | ENG | 0.00 | 1 | -0.25 | 30 | -7.50 | |
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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