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Individual Calculations September 2018 |
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| Alveda, Melika Total change: 6.00 | |   |
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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 |
| 1199 | 1143 | 1.00 | 2 | 0.15 | 40 | 6.00 | |
|  Ahmadian, Sara | | | 1127 | IRI | 0.00 | 1 | -0.52 | 40 | -20.80 | |  Mahmoodi, Zahra | | | 1270 | IRI | 1.00 | 1 | 0.67 | 40 | 26.80 | |
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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