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Individual Calculations October 2023 |
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| Filgueiras, Nathan Felipe Total change: 3.00 | |   |
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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 |
| 2163 | 2328 | 6.00 | 9 | -0.17 | 20 | -3.40 | |
|  Spina, Deris Eduardo | | | 1928 * | BRA | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Marcolino, Antonio Claudio H. | | | 1953 | BRA | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Ferreira, Thales Bond Dias | | | 2071 | BRA | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Quintiliano Pinto, Renato R. | g | | 2500 | BRA | 0.50 | 1 | 0.23 | 20 | 4.60 | | | Santiago, Yago De Moura | g | | 2472 | BRA | 0.00 | 1 | -0.31 | 20 | -6.20 | | | Ribeiro, Matheus Mendes Domingues | c | | 2115 | BRA | 0.50 | 1 | -0.27 | 20 | -5.40 | | | Garcia, Julio Cesar De Paiva | | | 2034 | BRA | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Serpa, Rafael Araujo | | | 2095 | BRA | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Do Valle Cardoso, Lucas | f | | 2303 | BRA | 0.00 | 1 | -0.53 | 20 | -10.60 | | | * 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) | | | | III Floripa Spring Chess 2023 - U2400 | Florianopolis SC | BRA | 2023-09-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2169 | 2328 | 4.50 | 6 | 0.32 | 20 | 6.40 | |
| | Casalaspro, Mathias Andre | c | | 2031 | BRA | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Starke, Bruno Orlando | | | 2128 | BRA | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Federzoni, Enzo | | | 2157 | BRA | 0.50 | 1 | -0.23 | 20 | -4.60 | | | Almeida Junior, Alvaro Alves De | | | 2046 | BRA | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Do Valle Cardoso, Lucas | f | | 2303 | BRA | 1.00 | 1 | 0.47 | 20 | 9.40 | | | Umetsubo, Cesar Hidemitsu | m | | 2347 | BRA | 0.00 | 1 | -0.47 | 20 | -9.40 | |
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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