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Individual Calculations July 2010 |
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| Chaichi, Arash Total change: -18.25 | |   |
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| Tehran Men First League 2010 (1st Season) | Tehran | IRI | 2009-11-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1983 | 1907 | 0.50 | 2 | -0.32 | 25 | -8.00 | |
|  Asgarizadeh, Ahmad | | | 2129 | IRI | 0.00 | 1 | -0.22 | 25 | -5.50 | | | Chavoshi, Rahim | | | 1837 | IRI | 0.50 | 1 | -0.10 | 25 | -2.50 | |
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) | | | | Tehran Men First League (second Season) | Tehran | IRI | 2009-11-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2142 | 1907 | 0.00 | 2 | -0.41 | 25 | -10.25 | |
|  Shafaee, H | | | 2106 | IRI | 0.00 | 1 | -0.24 | 25 | -6.00 | | | Doostkam, P | | | 2178 | IRI | 0.00 | 1 | -0.17 | 25 | -4.25 | |
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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