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Individual Calculations November 2009 |
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| Kachian, Amir Total change: -11.75 | |   |
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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 |
| 1975 | 1967 | 1.00 | 3 | -0.47 | 25 | -11.75 | |
|  Yaghli, Peyman | | | 1941 | IRI | 0.00 | 1 | -0.54 | 25 | -13.50 | |  Shariati, Farhad | | | 1967 | IRI | 1.00 | 1 | 0.50 | 25 | 12.50 | | | Oskouev, A. | | | 2018 | IRI | 0.00 | 1 | -0.43 | 25 | -10.75 | |
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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