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Individual Calculations August 2023 |
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| Akhoondzadeh, Mahdi Total change: -124.40 | |   |
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| 6th Iranian Amateures Chess Championship 2023 (1700 To 1999) | Zanjan | IRI | 2023-06-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1765 | 1881 | 3.50 | 8 | -1.73 | 40 | -69.20 | |
|  Barzegar, Saeb | | | 1973 | IRI | 0.00 | 1 | -0.37 | 40 | -14.80 | |  Kiani, Rahil | | | 1762 | IRI | 0.00 | 1 | -0.66 | 40 | -26.40 | | | Fathian, Mobin | | | 1727 | IRI | 0.00 | 1 | -0.71 | 40 | -28.40 | | | Ahmadi, Ramin | | | 1801 | IRI | 1.00 | 1 | 0.39 | 40 | 15.60 | | | Parvin, Zahra | | | 1718 | IRI | 0.00 | 1 | -0.72 | 40 | -28.80 | | | Masoumi, Mohammad | | | 1702 | IRI | 1.00 | 1 | 0.27 | 40 | 10.80 | | | Kouchaki, Amirreza | | | 1721 | IRI | 1.00 | 1 | 0.29 | 40 | 11.60 | | | Taheri, Eliya | | | 1713 | IRI | 0.50 | 1 | -0.22 | 40 | -8.80 | |
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) | | | | Jouybar Age Categories Chess Tournament | Mazandaran | IRI | 2023-07-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1332 | 1881 | 1.50 | 3 | -1.38 | 40 | -55.20 | |
| | Abdollahi Lakeh, Alireza | | | 1481 * | IRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Boromideh, Barsam | | | 1322 | IRI | 0.50 | 1 | -0.47 | 40 | -18.80 | | | Sadeghi, Mohammad Hesam | | | 1194 | IRI | 0.00 | 1 | -0.99 | 40 | -39.60 | | | * 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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