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Individual Calculations September 2009 |
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| Firas, , Qassim Total change: 0.45 | |   |
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| Iraqi Chess Olympiad Championship 2009 | BAGHDAD | IRQ | 2009-07-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2235 | 2018 | 0.50 | 2 | 0.03 | 15 | 0.45 | |
|  Ali, , Layth.ahmed | f | | 2308 | IRQ | 0.00 | 1 | -0.16 | 15 | -2.40 | |  Mohamad, , Jabbar | | | 2161 | IRQ | 0.50 | 1 | 0.19 | 15 | 2.85 | |
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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