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Individual Calculations April 2023 |
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| Ahmadi, Arta Total change: 8.00 | |   |
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| Kurdistan Chess Men Championship 1401- standard | Kurdistan | IRI | 2023-03-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1438 | 1500 | 2.50 | 4 | 0.20 | 40 | 8.00 | |
|  Hoseini, Arsam | | | 1264 | IRI | 0.50 | 1 | -0.30 | 40 | -12.00 | |  Mohammadi, Kian | | | 1300 | IRI | 1.00 | 1 | 0.24 | 40 | 9.60 | | | Rahbar, Aihan | | | 1633 | IRI | 0.00 | 1 | -0.32 | 40 | -12.80 | | | Soltani, Nader | | | 1554 | IRI | 1.00 | 1 | 0.58 | 40 | 23.20 | |
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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