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Rapid:
Individual Calculations December 2021 |
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| Arruda Filho, Ivo Pereira De Total change: 5.20 | |   |
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| I Copa Uniao de Xadrez das Forcas Armadas e Seguranca da Regiao Norte | Rio Branco AC | BRA | 2021-11-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1921 | 1706 | 1.00 | 3 | 0.26 | 20 | 5.20 | |
|  Da Silva, Ricardo Moura | | | 1938 | BRA | 1.00 | 1 | 0.79 | 20 | 15.80 | |  Do Nascimento, Ismael Carlos Amor | | | 1766 | BRA | 0.00 | 1 | -0.42 | 20 | -8.40 | | | De Vjunior, Liduino Furtado | | | 2059 | BRA | 0.00 | 1 | -0.11 | 20 | -2.20 | |
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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