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Individual Calculations August 2019 |
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| Al-Qudaimi, Abdullah Total change: -18.40 | |   |
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| 2nd Oman Club Chess Championship 2019 | Muscat | OMA | 2019-07-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1526 | 1249 | 1.00 | 3 | 0.48 | 40 | 19.20 | |
|  Al Hanai, Said Hashil | | | 1631 | OMA | 1.00 | 1 | 0.91 | 40 | 36.40 | |  Al Mamari, Mohammed Saif | | | 1506 | OMA | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Diwakar, V U | | | 1440 | IND | 0.00 | 1 | -0.25 | 40 | -10.00 | |
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) | | | | Arab Individual Chess Age Groups Championship - 2019 U-10 | Amman | JOR | 2019-07-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1182 | 1249 | 2.00 | 5 | -0.94 | 40 | -37.60 | |
| | Mashoor, Alkloub | | | 1072 | JOR | 1.00 | 1 | 0.27 | 40 | 10.80 | | | Fawaz, Mohamad | | | 1173 | LBN | 0.50 | 1 | -0.10 | 40 | -4.00 | | | Oudina, Mohaned | | | 1326 | ALG | 0.50 | 1 | 0.11 | 40 | 4.40 | | | Aboulasse, Saad | | | 1179 | MAR | 0.00 | 1 | -0.60 | 40 | -24.00 | | | Salim Jasim, Alblooshi | | | 1162 | UAE | 0.00 | 1 | -0.62 | 40 | -24.80 | |
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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