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Rapid:
Individual Calculations September 2023 |
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| Goncalves, Rai Vieira Total change: -27.20 | |   |
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| VIII Copa Pirai de Xadrez por Equipes | Pirai do Sul PR | BRA | 2023-08-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1101 | 1011 | 1.00 | 4 | -0.52 | 40 | -20.80 | |
|  Da Costa, Luis Antonio Fanckin | | | 1138 | BRA | 0.00 | 1 | -0.33 | 40 | -13.20 | | | Izak, Valentina Machado | | | 1063 | BRA | 1.00 | 1 | 0.57 | 40 | 22.80 | |  Da Costa, Luis Antonio Fanckin | | | 1138 | BRA | 0.00 | 1 | -0.33 | 40 | -13.20 | | | Izak, Valentina Machado | | | 1063 | BRA | 0.00 | 1 | -0.43 | 40 | -17.20 | |
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) | | | | U14 Taca Princesa dos Campos de Xadrez ABS | Ponta Grossa PR | BRA | 2023-08-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1444 | 1011 | 0.00 | 2 | -0.16 | 40 | -6.40 | |
| | Calcada, Henrique Galvan | | | 1556 | BRA | 0.00 | 1 | -0.03 | 40 | -1.20 | | | De Lima, Pedro Henrique Alves | | | 1332 | BRA | 0.00 | 1 | -0.13 | 40 | -5.20 | |
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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