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Individual Calculations January 2022 |
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| Naderiyan, Amir Hosein Total change: 15.20 | |   |
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| Tehran U 18 League 2019 -2021 Round 11 | Tehran | IRI | 2021-11-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1226 | 1257 | 0.50 | 1 | -0.04 | 40 | -1.60 | |
|  Jahani, Amir Ali | | | 1226 | IRI | 0.50 | 1 | -0.04 | 40 | -1.60 | |
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) | | | | GM M.A Tabatabaei's Standard Cup Azar 1400 | Tehran | IRI | 2021-12-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1340 | 1254 | 2.00 | 4 | 0.42 | 40 | 16.80 | |
|  Malaki, Panteha | | | 1065 | IRI | 1.00 | 1 | 0.25 | 40 | 10.00 | | | Zare, Ali | | | 1317 | IRI | 0.00 | 1 | -0.41 | 40 | -16.40 | | | Ghodousi, Arian | | | 1437 | IRI | 0.00 | 1 | -0.26 | 40 | -10.40 | | | Nasihat, Amir Reza | | | 1539 | IRI | 1.00 | 1 | 0.84 | 40 | 33.60 | |
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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