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Individual Calculations October 2023 |
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| Spina, Deris Eduardo Total change: 3.20 | |   |
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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 |
| 1681 | 1717 | 5.00 | 9 | 0.08 | 40 | 3.20 | |
|  Filgueiras, Nathan Felipe | m | | 2328 | BRA | 0.00 | 1 | -0.02 | 40 | -0.80 | |  Leite, Lucas Bueno De Oliveira | | | 1317 * | BRA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | De Albuquerque, Ian Telek C. | | | 2012 | BRA | 0.00 | 1 | -0.15 | 40 | -6.00 | | | De Oliveira, Mendel Nascimento | | | 1386 | BRA | 1.00 | 1 | 0.12 | 40 | 4.80 | | | Bassani, Eduardo | | | 1875 | BRA | 0.00 | 1 | -0.29 | 40 | -11.60 | | | Araujo, Barbara Ribeiro | | | 1562 | BRA | 0.00 | 1 | -0.71 | 40 | -28.40 | | | De Oliveira, Renan Figueiredo Cos | | | 1204 | BRA | 1.00 | 1 | 0.04 | 40 | 1.60 | | | Moreira, Everaldo Bonifacio | | | 1547 | BRA | 1.00 | 1 | 0.28 | 40 | 11.20 | | | De Albuquerque, Pedro Henrique Co | | | 1894 | BRA | 1.00 | 1 | 0.73 | 40 | 29.20 | | | * 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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