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Individual Calculations January 2023 |
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| Lara, Samir Anwar Total change: -36.00 | |   |
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| Arab Individual Chess Championship U12 Girls | Damascus | SYR | 2022-10-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1192 | 1181 | 1.00 | 2 | 0.03 | 40 | 1.20 | |
|  Alhmouri, Reem | | | 1002 | PLE | 1.00 | 1 | 0.27 | 40 | 10.80 | | | Fawaz, Nadia | | | 1381 | LBN | 0.00 | 1 | -0.24 | 40 | -9.60 | |
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) | | | | Iraq Clubs League for Women 2022 | Bagdad | IRQ | 2022-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1333 | 1181 | 1.00 | 5 | -0.93 | 40 | -37.20 | |
| | Shara, Azad Ibrahim | | | 1244 | IRQ | 0.00 | 1 | -0.41 | 40 | -16.40 | | | Bahra, Samir Anwar | | | 1432 | IRQ | 0.00 | 1 | -0.19 | 40 | -7.60 | |  Ibraheem, Delbak Ismael Ibraheem | | wm | 1862 | IRQ | 0.00 | 1 | -0.01 | 40 | -0.40 | | | Naba, Mahdi Attiyah | | | 1018 | IRQ | 1.00 | 1 | 0.28 | 40 | 11.20 | | | Didan, Dlshad Hasan | | | 1108 | IRQ | 0.00 | 1 | -0.60 | 40 | -24.00 | |
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) | | |
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