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Individual Calculations January 2019 |
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| Ahmad, Al Khatib Total change: -25.80 | |   |
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| Arab Indv. Chess Championship 2018(Open) | Dubai | UAE | 2018-11-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2220 | 2297 | 4.00 | 9 | -1.29 | 20 | -25.80 | |
|  Miswadah, Baha | | | 1922 | PLE | 1.00 | 1 | 0.09 | 20 | 1.80 | |  Salem, A.r. Saleh | g | | 2660 | UAE | 0.00 | 1 | -0.10 | 20 | -2.00 | | | Salim Al Maashani, Amer Said | f | | 2048 | OMA | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Saeed, Ishaq | m | | 2437 | UAE | 0.00 | 1 | -0.31 | 20 | -6.20 | | | Zaibi, Amir | m | | 2400 | TUN | 0.00 | 1 | -0.36 | 20 | -7.20 | | | Ibrahim, Alsalos | | | 1897 * | JOR | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Nassr, Ali | m | | 2263 | ALG | 0.00 | 1 | -0.55 | 20 | -11.00 | | | Asabri, Hussien | f | | 2212 | LBA | 0.00 | 1 | -0.62 | 20 | -12.40 | | | Sultan, Ibrahim | m | | 2140 | UAE | 1.00 | 1 | 0.29 | 20 | 5.80 | | | * 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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