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Blitz:
Individual Calculations September 2018 |
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| Ahmadi, Erfan Total change: -15.60 | |   |
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| Iran Boys Student elementary school Chess Championship 1397 - Blitz | Ramsar | IRI | 2018-08-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1420 | 1471 | 2.50 | 6 | -0.78 | 20 | -15.60 | |
|  Biriya, Mohammadamin | | | 1646 | IRI | 0.00 | 1 | -0.27 | 20 | -5.40 | |  Karimpour Talebi, Arman | | | 1368 | IRI | 1.00 | 1 | 0.36 | 20 | 7.20 | | | Navidi, Parsa | | | 1635 | IRI | 0.00 | 1 | -0.28 | 20 | -5.60 | | | Salehi Pour, Eilia | | | 1573 | IRI | 0.00 | 1 | -0.36 | 20 | -7.20 | | | Hemati, Alireza | | | 1204 | IRI | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Goudarzi, Amir Ali | | | 1096 | IRI | 0.50 | 1 | -0.41 | 20 | -8.20 | |
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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