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Individual Calculations June 2022 |
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| Memari, Erfan Total change: 112.00 | |   |
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| Tehran Chess Championship U12 Boys | Tehran | IRI | 2022-05-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1306 | 1361 | 3.00 | 5 | 0.19 | 40 | 7.60 | |
|  Alizadeh, Amirhosein | | | 1568 | IRI | 0.50 | 1 | 0.27 | 40 | 10.80 | |  Roosta, Hossein | | | 1031 | IRI | 0.50 | 1 | -0.38 | 40 | -15.20 | | | Rasi, Taha | | | 1221 | IRI | 0.00 | 1 | -0.69 | 40 | -27.60 | | | Mehrgan, Mehrsam | | | 1084 | IRI | 1.00 | 1 | 0.17 | 40 | 6.80 | | | Mahdizadeh, Sadra | | | 1626 | IRI | 1.00 | 1 | 0.82 | 40 | 32.80 | |
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) | | | | Iranian Cadet Chess Championship (Open U12) | Gorgan | IRI | 2022-05-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1662 | 1361 | 4.00 | 8 | 2.61 | 40 | 104.40 | |
| | Mozaffari, Emad | | | 1692 | IRI | 0.50 | 1 | 0.38 | 40 | 15.20 | | | Mohammadzadeh, Karen | | | 1531 | IRI | 1.00 | 1 | 0.72 | 40 | 28.80 | | | Moosavifar, Seyed Abolfazl | | | 2012 | IRI | 0.00 | 1 | -0.01 | 40 | -0.40 | | | Asadi, Mohammadmobin | | | 1531 | IRI | 1.00 | 1 | 0.72 | 40 | 28.80 | | | Safarnezhad, Armin | | | 1573 | IRI | 0.50 | 1 | 0.27 | 40 | 10.80 | | | Salimiyan, Behzad | | | 1694 | IRI | 1.00 | 1 | 0.88 | 40 | 35.20 | | | Delavari, Behnood | | | 1695 | IRI | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Alizadeh, Amirhosein | | | 1568 | IRI | 0.00 | 1 | -0.23 | 40 | -9.20 | |
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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