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Individual Calculations May 2018 |
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| Coubard, Samantha Total change: -8.20 | |   |
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| 10e Chess Open Tour Juvisy moins de 1400 Elo | JUVISY SUR ORGE | FRA | 2018-03-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1224 | 1108 | 1.00 | 4 | -0.41 | 20 | -8.20 | |
|  Percrule, Maxime | | | 1379 | FRA | 1.00 | 1 | 0.83 | 20 | 16.60 | |  Durin, Jean | | | 1258 | FRA | 0.00 | 1 | -0.30 | 20 | -6.00 | | | Bocquet, Nahom | | | 1003 | FRA | 0.00 | 1 | -0.64 | 20 | -12.80 | | | Noyrey-Burban, Zeno | | | 1255 | FRA | 0.00 | 1 | -0.30 | 20 | -6.00 | |
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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