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Individual Calculations September 2018 |
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| Hadhi, Ahmed Attiyah Total change: 20.80 | |   |
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| IRAQI Youth U20 Championships(Open) 2018 | Baghdad | IRQ | 2018-07-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1599 | 1464 | 2.00 | 6 | -0.07 | 40 | -2.80 | |
|  Mazn , Bayad Abdulqader | | | 1858 | IRQ | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Hasanen , Haleem Hussein | | | 1347 | IRQ | 1.00 | 1 | 0.34 | 40 | 13.60 | | | Ali, Sattar Nasser | | | 1670 | IRQ | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Zaid, Alaa Chasib | c | | 1661 | IRQ | 0.50 | 1 | 0.25 | 40 | 10.00 | | | Ameer, Dhafer Abdulameer | c | | 1690 | IRQ | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Omar, Noori Nagim | | | 1369 | IRQ | 0.50 | 1 | -0.13 | 40 | -5.20 | |
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) | | | | Iraqi Clubs Championship under(20) 2018 | Baghdad | IRQ | 2018-08-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1606 | 1464 | 2.00 | 4 | 0.59 | 40 | 23.60 | |
| | Ruwaida, Saad Mohsin Al Naseri | | | 1488 | IRQ | 1.00 | 1 | 0.53 | 40 | 21.20 | | | Mohammed, Salih Oieiwi | | | 1310 | IRQ | 1.00 | 1 | 0.29 | 40 | 11.60 | | | Ahmed, Qutayba Yunis | c | | 1864 * | IRQ | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Nabaa, Sami Abbas | | | 1761 | IRQ | 0.00 | 1 | -0.15 | 40 | -6.00 | | | * 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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