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Individual Calculations October 2023 |
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| Nunes, Agatha Hurba Total change: -7.80 | |   |
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| Aberto Brasil III Niteroi Chess Open 2023 | Rio de Janeiro RJ | BRA | 2023-09-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1902 | 1845 | 2.00 | 5 | -0.15 | 20 | -3.00 | |
|  Serpa, Rafael Araujo | | | 2095 | BRA | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Leite, Anderson Ribeiro | | | 1492 | BRA | 1.00 | 1 | 0.11 | 20 | 2.20 | |  Morioka, Felipe Yukio | | | 1656 | BRA | 1.00 | 1 | 0.25 | 20 | 5.00 | | | Zampronha, Wladimir Camilo | | | 2170 | BRA | 0.00 | 1 | -0.13 | 20 | -2.60 | | | De Siqueira, Luigy Lira | c | | 2099 | BRA | 0.00 | 1 | -0.19 | 20 | -3.80 | |
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) | | | | III Floripa Spring Chess 2023 - U2400 | Florianopolis SC | BRA | 2023-09-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1880 | 1845 | 2.00 | 5 | -0.24 | 20 | -4.80 | |
| | Federzoni, Enzo | | | 2157 | BRA | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Franzen, Mark Scheer | | | 1668 | BRA | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Casalaspro, Mathias Andre | c | | 2031 | BRA | 0.00 | 1 | -0.26 | 20 | -5.20 | | | Cordeiro, Marco Aurelio Zaror | | | 2097 | BRA | 0.00 | 1 | -0.19 | 20 | -3.80 | | | De Oliveira, Renan Figueiredo Cos | | | 1445 * | BRA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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