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Individual Calculations September 2009 |
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| Ali Alwan, , Amjad Total change: -13.00 | |   |
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| Iraqi Chess Olympiad Championship 2009 | BAGHDAD | IRQ | 2009-07-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2155 | 2008 | 0.50 | 2 | -0.11 | 25 | -2.75 | |
|  Ari, , Ahmad | | | 2104 | IRQ | 0.00 | 1 | -0.37 | 25 | -9.25 | | | Adil, , Ali Jalal | f | | 2206 | IRQ | 0.50 | 1 | 0.26 | 25 | 6.50 | |
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) | | | | IRQ S/f Champ.2009 | Baghdad | IRQ | 2009-08-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2019 | 2008 | 2.50 | 6 | -0.41 | 25 | -10.25 | |
|  Ali, , Akar | c | | 2136 | IRQ | 0.00 | 1 | -0.33 | 25 | -8.25 | | | Asmail, , L.sarmad | | | 2022 | IRQ | 1.00 | 1 | 0.52 | 25 | 13.00 | | | Jassim, , Hussein | | | 1917 | IRQ | 0.00 | 1 | -0.62 | 25 | -15.50 | | | Abdullah, , Mohammed | | | 2014 | IRQ | 0.00 | 1 | -0.49 | 25 | -12.25 | | | Khalef, , Hamed | | | 1948 | IRQ | 1.00 | 1 | 0.42 | 25 | 10.50 | | | Ares, , Sabir Majid | | | 2075 | IRQ | 0.50 | 1 | 0.09 | 25 | 2.25 | |
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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