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Individual Calculations April 2009 |
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| Niknaddaf, Ali Total change: -16.50 | |   |
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| Tehran First Leage Chess Championship- Season 1 | Tehean | IRI | 2008-11-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1980 | 2234 | 0.50 | 2 | -1.10 | 15 | -16.50 | |
|  Idani, Pouya | | | 2067 | IRI | 0.00 | 1 | -0.72 | 15 | -10.80 | | | Lavasani, Hossein | | | 1893 | IRI | 0.50 | 1 | -0.38 | 15 | -5.70 | |
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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