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Individual Calculations March 2023 |
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| Hopka, Matheus Marchesi Total change: 21.20 | |   |
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| XXX IRT da Hebraica | Sao Paulo SP | BRA | 2023-02-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1643 | 1891 | 5.00 | 6 | 0.30 | 20 | 6.00 | |
|  Kajiwara, Joao Kazuyuki | | | 1491 * | BRA | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Bonilla Viamonte, Diego Armando | | | 1482 | VEN | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Wunderlich, Fabian | | | 1783 | GER | 0.50 | 1 | -0.15 | 20 | -3.00 | | | Miragaia, Pedro Maddi Damian | | | 1754 | BRA | 0.50 | 1 | -0.18 | 20 | -3.60 | | | Parijos De Melo, Luiz Claudio | | | 1767 | BRA | 1.00 | 1 | 0.33 | 20 | 6.60 | | | Lora, Miguel Said Brasil | | | 1579 | BRA | 1.00 | 1 | 0.14 | 20 | 2.80 | | | * 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) | | | | Araraquara Chess Open STD Aberto do Brasil | Araraquara SP | BRA | 2023-02-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2065 | 1891 | 2.00 | 4 | 0.76 | 20 | 15.20 | |
| | Rodi, Luis Ernesto | m | | 2295 | URU | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Ermel Junior, Hercilio | | | 1585 | BRA | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Federzoni, Enzo | | | 2156 | BRA | 1.00 | 1 | 0.82 | 20 | 16.40 | | | Frare, Fernando Cesar | | | 2224 | BRA | 0.00 | 1 | -0.12 | 20 | -2.40 | |
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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