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Individual Calculations August 2023 |
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| Etefagh, Mohammad Masih Total change: 18.80 | |   |
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| 6th Iranian Amateures Chess Championship 2023 (Under 1700) | Zanjan | IRI | 2023-06-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1430 | 1154 | 1.50 | 6 | 0.47 | 40 | 18.80 | |
|  Ghanbari, Ali | | | 1401 | IRI | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Naderian, Farhad | | | 1496 | IRI | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Asghari, Sadi | | | 1440 | IRI | 1.00 | 1 | 0.84 | 40 | 33.60 | |  Yousefli, Amirhossein | | | 1491 | IRI | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Abdolzadeh, Baktash | | | 1368 | IRI | 0.50 | 1 | 0.27 | 40 | 10.80 | | | Rahnama, M.reza | | | 1386 | IRI | 0.00 | 1 | -0.21 | 40 | -8.40 | |
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) | | |
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