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Individual Calculations January 2010 |
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| Bonas, Jean-Marie Total change: -9.00 | |   |
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| Championnat d'Echecs d'Indre et Loire | Tours | FRA | 2009-10-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1862 | 1648 | 0.00 | 3 | -0.71 | 15 | -10.65 | |
|  Grego, Pierre | | | 1859 | FRA | 0.00 | 1 | -0.23 | 15 | -3.45 | | | Serre, Jean-Philippe | | | 1749 | FRA | 0.00 | 1 | -0.36 | 15 | -5.40 | |  Masset, Jacques | | | 1978 | FRA | 0.00 | 1 | -0.12 | 15 | -1.80 | |
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) | | | | Nationale 4 - R3 | Various | FRA | 2009-11-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1731 | 1648 | 0.50 | 1 | 0.11 | 15 | 1.65 | |
| | Kapala, Serge | | | 1731 | FRA | 0.50 | 1 | 0.11 | 15 | 1.65 | |
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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