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Individual Calculations April 2013 |
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| Nabaa Sami, Abbas Total change: 1.20 | |   |
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| Iraqi Chess Olympiad Championship 2013 | Baghdad | IRQ | 2013-02-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1772 | 1745 | 0.50 | 1 | 0.04 | 30 | 1.20 | |
|  Noori, Sabah | | | 1772 | IRQ | 0.50 | 1 | 0.04 | 30 | 1.20 | |
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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