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Rapid:
Individual Calculations September 2019 |
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| Najdat, Farouq Abdullkarim Total change: 16.20 | |   |
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| 14th Khanzad Rapid Chess Championship. | Erbil | IRQ | 2019-07-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1452 | 1534 | 2.00 | 2 | 0.81 | 20 | 16.20 | |
|  Taha, Naser Beijing | | | 1265 | IRQ | 1.00 | 1 | 0.17 | 20 | 3.40 | |  Salim, Mohammed Jasim | | | 1638 | IRQ | 1.00 | 1 | 0.64 | 20 | 12.80 | |
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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