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Individual Calculations July 2018 |
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| Teixeira, Euclides Total change: -2.20 | |   |
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| Amazon Chess Open U2200 | Belem PA | BRA | 2018-05-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1787 | 1983 | 3.50 | 5 | -0.11 | 20 | -2.20 | |
|  Rodrigues Mota, Sophia Lorena | | | 1642 | BRA | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Reis, Alan De Albuquerque Maran | | | 2067 | BRA | 0.00 | 1 | -0.38 | 20 | -7.60 | |  Pereira Fo, Hildebrando Apolonio | | | 1601 | BRA | 0.50 | 1 | -0.41 | 20 | -8.20 | | | Folha, Matheus Serrao | | | 1813 | BRA | 1.00 | 1 | 0.28 | 20 | 5.60 | | | Lima Fo, Jose Pacifico | | | 1813 | BRA | 1.00 | 1 | 0.28 | 20 | 5.60 | |
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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