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Individual Calculations December 2015 |
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| Valizadeh, Ali Total change: -1.40 | |   |
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| Mazandaran super league - Omid Shahpouri memorial (A) (2015) 5-8 | Sari | IRI | 2015-11-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1958 | 2194 | 3.00 | 4 | -0.07 | 20 | -1.40 | |
|  Rezaei Abari, Farzin | | | 1872 | IRI | 1.00 | 1 | 0.13 | 20 | 2.60 | |  Khamisi, S Jafar | | | 2194 | IRI | 0.00 | 1 | -0.50 | 20 | -10.00 | | | Ahmadi, Erfan | | | 1794 * | IRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Falah, Mahdi | | | 1970 | IRI | 1.00 | 1 | 0.22 | 20 | 4.40 | | | * 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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