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Individual Calculations February 2022 |
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| Karbalaei Sadeghi, Farhad Total change: -12.00 | |   |
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| Iranian Seniors Chess Championships 2022-Over 50 | Gilan | IRI | 2022-01-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1640 | 1929 | 5.00 | 7 | -0.60 | 20 | -12.00 | |
|  Salarkia, Davood | | | 1385 | IRI | 1.00 | 1 | 0.03 | 20 | 0.60 | |  Sharifzade, Shahram | | | 1603 | IRI | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Shirvani, Fariborz | | | 1803 | IRI | 0.00 | 1 | -0.67 | 20 | -13.40 | | | Sabah, Iraj | | | 1999 | IRI | 0.00 | 1 | -0.40 | 20 | -8.00 | | | Akbari, Mohammadali | | | 1529 * | IRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Mokhtari, Ahmad | | | 1512 | IRI | 1.00 | 1 | 0.07 | 20 | 1.40 | | | Tehrandoost, Mahmood | | | 1648 | IRI | 1.00 | 1 | 0.16 | 20 | 3.20 | | | * 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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