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Individual Calculations December 2015 |
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| Pourghanbarzad Lashtnesha, Arman Total change: -21.60 | |   |
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| Tehran Youth league Under 20 (2015) 1-4 | Tehran | IRI | 2015-11-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1919 | 2275 | 3.00 | 4 | -0.54 | 40 | -21.60 | |
|  Maleki Varaki, Sadegh | | | 1875 * | IRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Abbasi, Danial | | | 1875 * | IRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Mahmoodi Abkenar, Nima | | | 1875 * | IRI | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Ghafourian, Amir Ali | | | 2050 | IRI | 0.00 | 1 | -0.78 | 40 | -31.20 | | | * 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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