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Individual Calculations October 2023 |
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| Di Berardino, Diego Rafael Total change: -8.60 | |   |
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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 |
| 2175 | 2481 | 6.50 | 9 | -0.86 | 10 | -8.60 | |
|  Simas, Breno Matos | | | 2081 * | BRA | 1.00 | 1 | 0.08 | 10 | 0.80 | |  De Souza, Felipe Guimaraes | | | 2016 | BRA | 1.00 | 1 | 0.05 | 10 | 0.50 | | | Do Nascimento, Christian Almeida | | | 2133 | BRA | 0.50 | 1 | -0.39 | 10 | -3.90 | | | Ribeiro, Matheus Mendes Domingues | c | | 2115 | BRA | 1.00 | 1 | 0.10 | 10 | 1.00 | | | Terao, Juliana Sayumi | f | wm | 2217 | BRA | 0.50 | 1 | -0.32 | 10 | -3.20 | | | De Siqueira, Luigy Lira | c | | 2099 | BRA | 0.50 | 1 | -0.41 | 10 | -4.10 | | | Sedlmayr, David | | | 1965 | GER | 1.00 | 1 | 0.04 | 10 | 0.40 | | | Matsuura, Everaldo | g | | 2406 | BRA | 0.50 | 1 | -0.10 | 10 | -1.00 | | | Mekhitarian, Krikor Sevag | g | | 2543 | BRA | 0.50 | 1 | 0.09 | 10 | 0.90 | | | * 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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