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Individual Calculations November 2009 |
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| Ghoorchibeygi, Alireza Total change: -7.50 | |   |
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| Iranian Boys Azad University Chess Championship 2009 | Rasht | IRI | 2009-07-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2064 | 1921 | 1.00 | 4 | -0.30 | 25 | -7.50 | |
|  Hashemiheydari, S. | | | 2028 | IRI | 0.00 | 1 | -0.35 | 25 | -8.75 | |  Molaei, Mohammad | | | 1891 | IRI | 0.50 | 1 | -0.04 | 25 | -1.00 | | | Ghari Zadeh, Mahmood | | | 2099 | IRI | 0.50 | 1 | 0.23 | 25 | 5.75 | | | Vaghar, Mohsen | | | 2236 | IRI | 0.00 | 1 | -0.14 | 25 | -3.50 | |
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) | | |
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