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Individual Calculations March 2018 |
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| Talbi, Chafik Total change: 22.40 | |   |
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| First stage of Algerian team Cup | Algiers | ALG | 2017-12-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2037 | 2249 | 1.00 | 1 | 0.23 | 20 | 4.60 | |
|  Nassr, Ahmed | m | | 2037 | ALG | 1.00 | 1 | 0.23 | 20 | 4.60 | |
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) | | | | Arab Chess Club Cup 2017 | Sharjah | UAE | 2018-02-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2066 | 2241 | 6.50 | 8 | 0.89 | 20 | 17.80 | |
| | Sultan, Ibrahim | m | | 2142 | UAE | 1.00 | 1 | 0.36 | 20 | 7.20 | |  Al Mahmood, Salman | | | 1841 * | BRN | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Omar, Noaman | m | | 2364 | UAE | 0.50 | 1 | 0.17 | 20 | 3.40 | | | Mahmoud, Haitham | | | 1943 | SUD | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Shobaita, Ahmed | c | | 2076 | PLE | 1.00 | 1 | 0.28 | 20 | 5.60 | | | Salim, Mohammed Salim Al Amri | f | | 1978 | OMA | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Elnaami, Hashem A.k. | c | | 1913 | LBA | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Mansour, Sameer | f | | 2269 | JOR | 0.00 | 1 | -0.46 | 20 | -9.20 | | | * 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) | | |
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