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Individual Calculations February 2022 |
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| Niaei, Keyhan Total change: 30.40 | |   |
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| Tehran U 18 League 2019 -2021 Round 12-14 | Tehran | IRI | 2021-12-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1549 | 1149 | 1.00 | 2 | 0.84 | 40 | 33.60 | |
|  Ebadi, Seyed Ali | | | 1549 * | IRI | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Rahmatpisheh, Amir Hossein | | | 1549 * | IRI | 1.00 | 1 | 0.92 | 40 | 36.80 | | | * 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) | | | | Tehran U 18 League 2019 -2021 Round 15-18 | Tehran | IRI | 2022-01-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1719 | 1154 | 0.00 | 2 | -0.08 | 40 | -3.20 | |
| | Neshan, Arshiya | | | 1579 | IRI | 0.00 | 1 | -0.07 | 40 | -2.80 | | | Mohammadi, Mohamad Amin | | | 1858 | IRI | 0.00 | 1 | -0.01 | 40 | -0.40 | |
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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