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Individual Calculations September 2022 |
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| Omidi, Hossein Total change: 11.80 | |   |
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| 5th Iranian Amateures Chess Championship 2022 | Zanjan | IRI | 2022-08-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1829 | 1554 | 1.50 | 4 | 0.59 | 20 | 11.80 | |
|  Mousavi, Seyed Emadeddin | | | 1994 | IRI | 0.50 | 1 | 0.44 | 20 | 8.80 | | | Samsam, Farhad | | | 1977 | IRI | 1.00 | 1 | 0.93 | 20 | 18.60 | |  Shahali, Milad | | | 1930 | IRI | 0.00 | 1 | -0.09 | 20 | -1.80 | | | Mahmoudi, Mohammad Pouria | | | 1413 | IRI | 0.00 | 1 | -0.69 | 20 | -13.80 | |
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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