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Individual Calculations September 2022 |
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| Hoseini, Arsam Total change: -3.60 | |   |
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| Iran Boys Student School Championship-Shahr-e kord 2022 | Shahre kord | IRI | 2022-08-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1491 | 1170 | 2.00 | 7 | 0.63 | 40 | 25.20 | |
|  Akhgary Yazdi, Amir Abbas | | | 1235 | IRI | 1.00 | 1 | 0.59 | 40 | 23.60 | |  Hojjatinejad, Ilia | | | 1657 | IRI | 0.00 | 1 | -0.04 | 40 | -1.60 | | | Damya, Aydin | | | 1564 | IRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Fathi, Abolfazl | | | 1477 | IRI | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Noori, Amin | | | 1082 | IRI | 1.00 | 1 | 0.38 | 40 | 15.20 | | | Alizadegan, Korosh | | | 1817 | IRI | 0.00 | 1 | -0.01 | 40 | -0.40 | | | Rezaeipour, Sina | | | 1602 | IRI | 0.00 | 1 | -0.07 | 40 | -2.80 | |
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) | | | | 5th Iranian Amateures Chess Championship 2022 | Zanjan | IRI | 2022-08-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1519 | 1170 | 0.00 | 5 | -0.72 | 40 | -28.80 | |
| | Asadi, Atabak | | | 1850 | IRI | 0.00 | 1 | -0.01 | 40 | -0.40 | | | Mohammadi Akbarabadi, Hossein | | | 1493 | IRI | 0.00 | 1 | -0.13 | 40 | -5.20 | | | Morshedi, Mehdi | | | 1473 | IRI | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Hajjarzadeh, Mohammad Reza | | | 1409 | IRI | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Salarkia, Davood | | | 1372 | IRI | 0.00 | 1 | -0.24 | 40 | -9.60 | |
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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