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Individual Calculations September 2018 |
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| Ashtari, Arezou Total change: -20.80 | |   |
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| Iran Girls Student Middle school Chess Championship 1397 | Zanjan | IRI | 2018-08-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1241 | 1162 | 1.50 | 5 | -0.52 | 40 | -20.80 | |
|  Dezh, Tiva | | | 1460 | IRI | 0.00 | 1 | -0.15 | 40 | -6.00 | |  Pourvali, Pinar | | | 1162 | IRI | 0.50 | 1 | 0.00 | 40 | 0.00 | | | Joudi Zadeh, Asal | | | 1199 | IRI | 0.50 | 1 | 0.05 | 40 | 2.00 | | | Rashidi, Saba | | | 1124 | IRI | 0.50 | 1 | -0.05 | 40 | -2.00 | | | Farahmandfar, Khatere | | | 1260 | IRI | 0.00 | 1 | -0.37 | 40 | -14.80 | |
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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