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Individual Calculations September 2009 |
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| Koohestani, Shahin Total change: 6.60 | |   |
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| Iranian Men Chess Festival (Zone 6) | Mashad | IRI | 2009-07-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2037 | 2122 | 3.50 | 5 | 0.44 | 15 | 6.60 | |
|  Nassaj, Amir Morteza | | | 1955 | IRI | 0.50 | 1 | -0.22 | 15 | -3.30 | |  Khodashenas, Mersad | | | 1928 | IRI | 1.00 | 1 | 0.25 | 15 | 3.75 | | | Arabi, Saeid | | | 2093 | IRI | 0.50 | 1 | -0.04 | 15 | -0.60 | | | Vassalam, Mohammad Taghi | | | 2105 | IRI | 1.00 | 1 | 0.48 | 15 | 7.20 | | | Moosavi, Ali | | | 2102 | IRI | 0.50 | 1 | -0.03 | 15 | -0.45 | |
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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