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Individual Calculations September 2009 |
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| Ari, , Ahmad Total change: 33.25 | |   |
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| Iraqi Chess Olympiad Championship 2009 | BAGHDAD | IRQ | 2009-07-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2152 | 2104 | 3.00 | 5 | 0.82 | 25 | 20.50 | |
|  Ali, , Layth.ahmed | f | | 2308 | IRQ | 0.50 | 1 | 0.26 | 25 | 6.50 | | | Ali Alwan, , Amjad | | | 2008 | IRQ | 1.00 | 1 | 0.37 | 25 | 9.25 | | | Jumaa, , A.gataa | f | | 2133 | IRQ | 0.50 | 1 | 0.04 | 25 | 1.00 | |  Faris, , A-, Ameer | | | 2152 | IRQ | 0.50 | 1 | 0.07 | 25 | 1.75 | | | Mohamad, , Jabbar | | | 2161 | IRQ | 0.50 | 1 | 0.08 | 25 | 2.00 | |
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 |
| 2009 | 2104 | 3.00 | 4 | 0.51 | 25 | 12.75 | |
| | Jassim, , Hussein | | | 1917 | IRQ | 0.00 | 1 | -0.74 | 25 | -18.50 | | | Laith, , Ehea | | | 1878 | IRQ | 1.00 | 1 | 0.21 | 25 | 5.25 | | | Ramzi, , Al-Dahwi | | | 2105 | IRQ | 1.00 | 1 | 0.50 | 25 | 12.50 | | | Ali, , Akar | c | | 2136 | IRQ | 1.00 | 1 | 0.54 | 25 | 13.50 | |
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) | | |
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