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Rapid:
Individual Calculations January 2021 |
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| Ayman, Emad Mustafa Total change: -17.20 | |   |
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| 25th Khanzad Rapid Chess Championship -2020 | Erbil | IRQ | 2020-12-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1287 | 1090 | 0.00 | 3 | -0.86 | 20 | -17.20 | |
|  Najdat, Farouq Abdullkarim | | | 1523 | IRQ | 0.00 | 1 | -0.06 | 20 | -1.20 | |  Bawan, Mahmood Mohammed | | | 1276 | IRQ | 0.00 | 1 | -0.26 | 20 | -5.20 | | | Aymen, Falah Sabah | | | 1062 | IRQ | 0.00 | 1 | -0.54 | 20 | -10.80 | |
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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