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Individual Calculations April 2009 |
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| Mirzaei, Hossein Total change: -17.85 | |   |
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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 |
| 2099 | 2170 | 0.00 | 2 | -1.19 | 15 | -17.85 | |
|  Tehrani, Afshin | | | 2171 | IRI | 0.00 | 1 | -0.50 | 15 | -7.50 | | | Asgarizadeh, Ahmad | | | 2026 | IRI | 0.00 | 1 | -0.69 | 15 | -10.35 | |
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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