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Individual Calculations September 2012 |
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| Ghaffarzadegan, Arvin Total change: 5.40 | |   |
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| Ramzan Tehran open chess tournament 2012 | Tehran | IRI | 2012-07-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1808 | 1658 | 1.50 | 4 | 0.18 | 30 | 5.40 | |
|  Esmaeilpasand, Mahdiar | | | 1590 | IRI | 1.00 | 1 | 0.41 | 30 | 12.30 | |  Honari, Keihan | | | 2058 * | IRI | 0.00 | 1 | -0.08 | 30 | -2.40 | | | Galedari, Barbod | | | 1885 | IRI | 0.00 | 1 | -0.21 | 30 | -6.30 | | | Nazari, Farbod | | | 1698 | IRI | 0.50 | 1 | 0.06 | 30 | 1.80 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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