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Individual Calculations June 2022 |
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| Mahdizadeh, Sadra Total change: -16.00 | |   |
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| Tehran Chess Championship U12 Boys | Tehran | IRI | 2022-05-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1282 | 1626 | 4.00 | 6 | -1.13 | 40 | -45.20 | |
|  Khodabakhsh, Mohammad Mahdi | | | 1114 | IRI | 1.00 | 1 | 0.04 | 40 | 1.60 | |  Doustar, Mehrsa | | | 1200 | IRI | 1.00 | 1 | 0.07 | 40 | 2.80 | | | Rasi, Taha | | | 1221 | IRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Alizadeh, Amirhosein | | | 1568 | IRI | 0.00 | 1 | -0.58 | 40 | -23.20 | | | Roosta, Hossein | | | 1226 * | IRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Memari, Erfan | | | 1361 | IRI | 0.00 | 1 | -0.82 | 40 | -32.80 | | | * 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) | | | | Iran Men Chess Championship (Primary)-Mazandaran | Sari | IRI | 2022-05-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1873 | 1626 | 2.50 | 8 | 0.73 | 40 | 29.20 | |
| | Darini, Iliya | | | 2003 | IRI | 1.00 | 1 | 0.91 | 40 | 36.40 | | | Ashraf, Artin | | | 2096 | IRI | 0.00 | 1 | -0.05 | 40 | -2.00 | | | Mokhtari Moghadam, Taha | | | 1976 | IRI | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Shabanpour, Ali | | | 1865 | IRI | 0.50 | 1 | 0.30 | 40 | 12.00 | | | Ghoorchibeygi, Alireza | | | 1778 | IRI | 1.00 | 1 | 0.70 | 40 | 28.00 | | | Fathi, Himan | | | 1886 | IRI | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Ghadi Sahebi, Hosein | | | 1828 | IRI | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Rigi, Kamyar | | | 1550 | IRI | 0.00 | 1 | -0.60 | 40 | -24.00 | |
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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