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Individual Calculations April 2023 |
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| Ghafary, Poria Total change: -15.60 | |   |
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| Qazvin Chess Championship - 1401 | Qazvin | IRI | 2023-03-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1362 | 1320 | 2.00 | 5 | -0.39 | 40 | -15.60 | |
|  Akbari, Mostafa | | | 1476 | IRI | 0.00 | 1 | -0.29 | 40 | -11.60 | |  Zamani, Radvin | | | 1191 | IRI | 1.00 | 1 | 0.33 | 40 | 13.20 | | | Hajizadeh, Mohammad | | | 1791 | IRI | 0.00 | 1 | -0.05 | 40 | -2.00 | | | Nadifar, Meysam | | | 1194 | IRI | 0.00 | 1 | -0.67 | 40 | -26.80 | | | Hematian Mahdizadeh, Salma | | | 1160 | IRI | 1.00 | 1 | 0.29 | 40 | 11.60 | |
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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