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Individual Calculations February 2018 |
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| Yapi, William Koffi Total change: 28.40 | |   |
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| 15eme Bois-Colombes Chess Master Open B | BOIS COLOMBES | FRA | 2017-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1477 | 1343 | 3.00 | 7 | 0.71 | 40 | 28.40 | |
|  Thebaud, Edouard | | | 1482 | FRA | 1.00 | 1 | 0.69 | 40 | 27.60 | |  Zong, Yiwen | | | 1615 | FRA | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Quillardet, Jean | | | 1481 | FRA | 0.00 | 1 | -0.31 | 40 | -12.40 | | | Wu, Clara | | | 1521 | FRA | 1.00 | 1 | 0.73 | 40 | 29.20 | | | Marques, Gilles | | | 1543 | FRA | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Badinier, Romain | | | 1656 | FRA | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Coulombeau, Jean-Noel | | | 1044 | FRA | 1.00 | 1 | 0.15 | 40 | 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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