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Rapid:
Individual Calculations January 2019 |
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| Ahmed, Qusay Ahmed Total change: -11.60 | |   |
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| 10th Khanzad Rapid Chess Championship | Erbil | IRQ | 2018-11-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1304 | 1183 | 1.00 | 4 | -0.58 | 20 | -11.60 | |
|  Abdullah , Layth Ahmed | | | 1583 * | IRQ | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Mohammed Khaleel, Majeed | | | 1583 * | IRQ | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Pari, Pishtiwan Ahmed | | | 1045 | IRQ | 1.00 | 1 | 0.31 | 20 | 6.20 | |  Parwa, Pshtiwan Ahmed | | | 1004 | IRQ | 0.00 | 1 | -0.73 | 20 | -14.60 | | | * 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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