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Individual Calculations July 2023 |
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| Zaeri, Mohammad Total change: 16.80 | |   |
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| Iran Veterans (women&men) S65 Chess Championship 1402 | Chaloos | IRI | 2023-06-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1577 | 1685 | 3.50 | 5 | 0.42 | 40 | 16.80 | |
|  Kazemi, Rahmanberdi | | | 1299 | IRI | 1.00 | 1 | 0.09 | 40 | 3.60 | |  Azizi Tafreshi, Ali Akbar | | | 1408 | IRI | 1.00 | 1 | 0.17 | 40 | 6.80 | | | Seyfikar, Ahmad | | | 1433 | IRI | 0.50 | 1 | -0.31 | 40 | -12.40 | | | Ehteramian, Hossein | | | 1786 | IRI | 1.00 | 1 | 0.64 | 40 | 25.60 | | | Deljou, R. | | | 1960 | IRI | 0.00 | 1 | -0.17 | 40 | -6.80 | |
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) | | |
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