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Individual Calculations April 2023 |
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| Costa Normando, Mario Alexandre Total change: 29.20 | |   |
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| Campeonato Teresinense de Xadrez 2023 | Teresina PI | BRA | 2023-03-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1830 | 1568 | 1.50 | 4 | 0.73 | 40 | 29.20 | |
|  Da Fonseca Pinto, Joao Gabriel Al | | | 1777 | BRA | 0.50 | 1 | 0.27 | 40 | 10.80 | |  Bastos, Werton Alvarenga | | | 1883 | BRA | 1.00 | 1 | 0.86 | 40 | 34.40 | | | Veloso, Henrique Barbosa | | | 1717 | BRA | 0.00 | 1 | -0.30 | 40 | -12.00 | | | Carvalho, Lazaro Miranda | | | 1941 | BRA | 0.00 | 1 | -0.10 | 40 | -4.00 | |
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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