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Individual Calculations August 2023 |
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| Dehghan Harati, Arina Total change: -11.20 | |   |
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| Alborz Standard U 1900 | Alborz | IRI | 2023-07-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1760 | 1104 | 0.00 | 1 | -0.01 | 40 | -0.40 | |
|  Alikhani, Hamid | | | 1760 | IRI | 0.00 | 1 | -0.01 | 40 | -0.40 | |
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) | | | | Tehran U- 14 Girls Championship 1402 | Tehran | IRI | 2023-07-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1431 | 1104 | 0.00 | 2 | -0.27 | 40 | -10.80 | |
| | Gholizadeh, Romina | | | 1504 * | IRI | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Mehri, Narges | | | 1357 | IRI | 0.00 | 1 | -0.19 | 40 | -7.60 | | | * 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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