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Individual Calculations February 2022 |
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| Mohammadi, Amir Hossein Total change: 15.60 | |   |
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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 |
| 1273 | 1673 | 1.00 | 1 | 0.08 | 40 | 3.20 | |
|  Rouhifar, Mohammad Erfan | | | 1273 * | IRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | * 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) | | | | Tehran U 18 League 2019 -2021 Round 15-18 | Tehran | IRI | 2022-01-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1452 | 1670 | 2.50 | 3 | 0.31 | 40 | 12.40 | |
|  Alizadeh, Amirmohammad | | | 1750 | IRI | 1.00 | 1 | 0.61 | 40 | 24.40 | | | Jir Sarayi, Amir Arsalan | | | 1335 | IRI | 0.50 | 1 | -0.38 | 40 | -15.20 | | | Shoureshi, Parham | | | 1270 * | IRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | * 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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