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Rapid:
Individual Calculations September 2019 |
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| Abdullah, Hasan Othman Total change: -20.60 | |   |
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| 14th Khanzad Rapid Chess Championship. | Erbil | IRQ | 2019-07-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1254 | 1259 | 1.00 | 4 | -1.03 | 20 | -20.60 | |
|  Jalal Al Deen, Dalin | | | 1499 | IRQ | 0.00 | 1 | -0.20 | 20 | -4.00 | |  Vahdani, Mohammad Hossein | | | 1377 | IRI | 0.00 | 1 | -0.34 | 20 | -6.80 | | | Sipan, Hussein Yousif | | | 1019 | IRQ | 0.00 | 1 | -0.80 | 20 | -16.00 | | | Nhen, Zana Ismail | | | 1120 | IRQ | 1.00 | 1 | 0.31 | 20 | 6.20 | |
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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