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Individual Calculations February 2020 |
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| Yapi, William Koffi Total change: 122.00 | |   |
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| 17e Bois-Colombes Chess Master Open B | BOIS COLOMBES | FRA | 2019-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1854 | 1515 | 4.50 | 9 | 3.41 | 40 | 136.40 | |
|  Graziani, Jacques | | | 1758 | FRA | 1.00 | 1 | 0.80 | 40 | 32.00 | |  El Ayyash, Rawad | | | 1833 | LBN | 1.00 | 1 | 0.87 | 40 | 34.80 | | | Moracchini, Margaux | | | 1863 | FRA | 1.00 | 1 | 0.89 | 40 | 35.60 | | | Olivier, Philippe | | | 1888 | FRA | 0.50 | 1 | 0.40 | 40 | 16.00 | | | Silvera, Ruben | | | 1817 | FRA | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Rouast, Joseph | | | 1879 | FRA | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Mousa, Medhat | | | 1881 | EGY | 1.00 | 1 | 0.90 | 40 | 36.00 | | | Kim, Jisu | | | 1886 | FRA | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Crapis, Frederic | | | 1882 | FRA | 0.00 | 1 | -0.10 | 40 | -4.00 | |
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) | | | | Team 2020 - top Jeunes r4-7 | FRANCE | FRA | 2020-01-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1907 | 1523 | 0.00 | 4 | -0.36 | 40 | -14.40 | |
| | Avanesyan, Davit | | | 1923 * | FRA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Lafourcade, Victor | | | 1893 | FRA | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Nguyen, Thao Nhi | | | 1888 | FRA | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Radovanovic, Luka | | | 1923 * | FRA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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