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Rapid:
Individual Calculations January 2018 |
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| Koch, Alain Total change: 12.00 | |   |
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| 5 RIDEF Parties rapides Championnats de la Francophonie | Hammamet | TUN | 2017-10-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1991 | 1857 | 2.00 | 4 | 0.60 | 20 | 12.00 | |
|  Boudriga, Med Ali | m | | 2257 * | TUN | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Derouiche, Mohamed Ramy | | | 1457 * | TUN | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Rian, Moubarak | m | | 1992 | MAR | 1.00 | 1 | 0.68 | 20 | 13.60 | |  Amdouni, Zoubaier | f | | 2257 * | TUN | 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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