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Individual Calculations September 2022 |
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| Rahbar, Aihan Total change: 26.40 | |   |
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| 5th Iranian Amateures Chess Championship 2022 | Zanjan | IRI | 2022-08-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1445 | 1469 | 4.00 | 6 | 0.66 | 40 | 26.40 | |
|  Abbasi, Pendar | | | 1117 | IRI | 1.00 | 1 | 0.11 | 40 | 4.40 | |  Barzegar, Saeb | | | 1968 | IRI | 0.00 | 1 | -0.04 | 40 | -1.60 | | | Mafakheri, Hiwa | | | 1206 | IRI | 1.00 | 1 | 0.18 | 40 | 7.20 | | | Khalouei Koupaei, Arya | | | 1308 | IRI | 1.00 | 1 | 0.29 | 40 | 11.60 | | | Riahi, Arvin | | | 1783 | IRI | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Ghasemi, Reza | | | 1287 | IRI | 1.00 | 1 | 0.26 | 40 | 10.40 | |
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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