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Rapid:
Individual Calculations December 2021 |
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| Piassi, Kildare Aparecido Total change: 1.60 | |   |
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| I Copa Mirassol de Xadrez RPD 2021 | Mirasol SP | BRA | 2021-11-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1610 | 1899 | 4.00 | 5 | 0.08 | 20 | 1.60 | |
|  Rosa, Luciano Silva | | | 1402 | BRA | 1.00 | 1 | 0.04 | 20 | 0.80 | |  Teles, Ricardo Martins | | | 1461 | BRA | 1.00 | 1 | 0.06 | 20 | 1.20 | | | Teles, Renan Martins | | | 1641 | BRA | 1.00 | 1 | 0.18 | 20 | 3.60 | | | De Rossi, Pedro Donizeti | | | 2086 | BRA | 0.00 | 1 | -0.26 | 20 | -5.20 | | | Santoro, Ever | | | 1461 | BRA | 1.00 | 1 | 0.06 | 20 | 1.20 | |
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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