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Individual Calculations September 2018 |
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| Taheri, Eliya Total change: 37.60 | |   |
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| Iran Boys Student elementary school Chess Championship 1397 | Ramsar | IRI | 2018-08-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1522 | 1419 | 2.50 | 4 | 0.94 | 40 | 37.60 | |
|  Kardani, Ali | | | 1430 | IRI | 1.00 | 1 | 0.52 | 40 | 20.80 | |  Shahsavari, Shayan | | | 1480 | IRI | 0.50 | 1 | 0.08 | 40 | 3.20 | | | Zeinali, Alireza | | | 1359 | IRI | 1.00 | 1 | 0.42 | 40 | 16.80 | | | Khorshidi, Mohammad Javad | c | | 1819 * | IRI | 0.00 | 1 | -0.08 | 40 | -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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