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Individual Calculations January 2018 |
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| McDonald, Margaret Total change: 3.40 | |   |
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| Team 2018 - Ile de France Part 1 | CHA | FRA | 2017-10-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1434 | 1298 | 1.00 | 2 | 0.25 | 20 | 5.00 | |
|  Gachenot, Alexandre | | | 1698 * | FRA | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Ammirata, Alessio | | | 1170 | FRA | 1.00 | 1 | 0.33 | 20 | 6.60 | | | * 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) | | | | 5 RIDEF Parties classiques Championnats de la Francophonie | hammamet | TUN | 2017-10-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1584 | 1298 | 0.50 | 3 | -0.08 | 20 | -1.60 | |
| | Cheikh Mohamed, Youssef | | | 1357 | TUN | 0.50 | 1 | 0.08 | 20 | 1.60 | |  Abbes , Tarek | | | 1698 * | TUN | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Tregoubov, Maxime | | | 1698 * | FRA | 0.00 | 1 | -0.08 | 20 | -1.60 | | | * 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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