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Individual Calculations February 2019 |
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| Karbalaei Sadeghi, Farhad Total change: 15.00 | |   |
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| 18th Qazvin Chess League 1397 Round 1-6 | Qazvin | IRI | 2019-01-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1728 | 1905 | 3.50 | 4 | 0.75 | 20 | 15.00 | |
|  Aligholiyan, Faramarz | | | 1925 | IRI | 1.00 | 1 | 0.53 | 20 | 10.60 | |  Tahmasebi, Pooyan | | | 1926 | IRI | 0.50 | 1 | 0.03 | 20 | 0.60 | | | Davari, Sara | | | 1505 * | IRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Nemati, Mahmoud | | | 1554 | IRI | 1.00 | 1 | 0.11 | 20 | 2.20 | | | * 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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