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Individual Calculations August 2023 |
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| Berrimehrabani, Mohammad Total change: -128.40 | |   |
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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 |
| 1222 | 1544 | 4.50 | 9 | -3.21 | 40 | -128.40 | |
|  Norouzian Arayesh, Parsa | | | 1336 | IRI | 0.00 | 1 | -0.77 | 40 | -30.80 | |  Pir, Mehrdad | | | 1193 | IRI | 0.00 | 1 | -0.89 | 40 | -35.60 | | | Mehranjoo, Nazanin | | | 1144 * | IRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Noori, Amin | | | 1271 | IRI | 1.00 | 1 | 0.17 | 40 | 6.80 | | | Rouhi, Arman | | | 1370 | IRI | 0.00 | 1 | -0.73 | 40 | -29.20 | | | Yousefi Moosaei, Parham | | | 1025 | IRI | 1.00 | 1 | 0.03 | 40 | 1.20 | | | Yavarirad, Amirreza | | | 1176 | IRI | 1.00 | 1 | 0.10 | 40 | 4.00 | | | Rajabioon, Mohammad Hosein | | | 1281 | IRI | 0.50 | 1 | -0.32 | 40 | -12.80 | | | Khalili, Homayoon | | | 1205 | IRI | 0.00 | 1 | -0.88 | 40 | -35.20 | | | * 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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