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Individual Calculations September 2018 |
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| Shirazizadeh, Erfan Total change: -62.80 | |   |
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| Iran Boys Student elementary school Chess Championship 1397 | Ramsar | IRI | 2018-08-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1314 | 1414 | 1.50 | 5 | -1.57 | 40 | -62.80 | |
|  Biriya, Mohammadamin | | | 1590 | IRI | 0.00 | 1 | -0.27 | 40 | -10.80 | |  Sanayizadeh, Arsalan | | | 1201 | IRI | 0.00 | 1 | -0.77 | 40 | -30.80 | | | Golirad, Baniamin | | | 1062 | IRI | 1.00 | 1 | 0.11 | 40 | 4.40 | | | Mokkarian, Arian | | | 1478 | IRI | 0.00 | 1 | -0.41 | 40 | -16.40 | | | Mazandaranizadeh, Radman | | | 1240 | IRI | 0.50 | 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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