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Individual Calculations January 2023 |
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| Guechchati, Ilyess Total change: -45.60 | |   |
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| Championnat de la Loire Atlantique - Open Retif 2023 r1-3 | GETIGNE | FRA | 2022-11-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1405 | 1650 | 1.00 | 1 | 0.20 | 40 | 8.00 | |
|  Le Goff, Patrick | | | 1405 | FRA | 1.00 | 1 | 0.20 | 40 | 8.00 | |
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 2023 - Nationale 2 Jeunes r2-3 | FRANCE | FRA | 2022-12-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1462 | 1656 | 1.00 | 2 | -0.40 | 40 | -16.00 | |
| | Caramelli, Blandine | | | 1256 * | FRA | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Poulain, Emilien | | | 1668 | FRA | 0.00 | 1 | -0.48 | 40 | -19.20 | | | * 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) | | | | 6eme Open FIDE de Suce sur Erdre - Open B | SUCE SUR ERDRE | FRA | 2022-12-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1476 | 1656 | 2.00 | 4 | -0.94 | 40 | -37.60 | |
| | Colas, Bruno | | | 1505 | FRA | 0.00 | 1 | -0.70 | 40 | -28.00 | | | Lechat, Bernard | | | 1475 | FRA | 0.00 | 1 | -0.74 | 40 | -29.60 | | | Bonnet, Christian | | | 1513 | FRA | 1.00 | 1 | 0.31 | 40 | 12.40 | | | Mauffrey, Fabienne | | | 1409 | FRA | 1.00 | 1 | 0.19 | 40 | 7.60 | |
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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