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Individual Calculations January 2022 |
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| Guechchati, Ilyess Total change: 67.60 | |   |
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| Open Retif - Championnat de la Loire Atlantique 2021 r1-3 | GETIGNE | FRA | 2021-11-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1700 | 1378 | 1.00 | 2 | 0.72 | 40 | 28.80 | |
|  Schwarz, Gabriel | | | 1622 | FRA | 1.00 | 1 | 0.80 | 40 | 32.00 | |  De Mautor, Antoine | | | 1778 * | 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) | | | | Championnat Departemental Jeunes 44 2021 U14 | SUCE SUR ERDRE | FRA | 2021-12-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1320 | 1378 | 1.50 | 2 | 0.37 | 40 | 14.80 | |
| | Eugene, Nathael | | | 1495 | FRA | 0.50 | 1 | 0.16 | 40 | 6.40 | | | Deruyter, Eleonore | | | 1145 | FRA | 1.00 | 1 | 0.21 | 40 | 8.40 | |
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) | | | | 5eme Open FIDE de Suce sur Erdre (-2200) Open C | SUCE SUR ERDRE | FRA | 2021-12-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1231 | 1378 | 2.00 | 2 | 0.60 | 40 | 24.00 | |
| | Bourain, Maxime | | | 1214 | FRA | 1.00 | 1 | 0.28 | 40 | 11.20 | | | Roquain, Mathis | | | 1248 | FRA | 1.00 | 1 | 0.32 | 40 | 12.80 | |
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) | | |
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