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Individual Calculations September 2019 |
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| Melo, Sergio Roberto Sampaio Total change: -0.20 | |   |
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| IRT STD ECP Etapa Jarbas Karman 2019 | Sao Paulo SP | BRA | 2019-08-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1678 | 1747 | 4.50 | 6 | 0.98 | 20 | 19.60 | |
|  Viertler, Sabrina Camargo | | | 1486 | BRA | 1.00 | 1 | 0.18 | 20 | 3.60 | |  Truzzi, Ivan Steiner | | | 1583 | BRA | 1.00 | 1 | 0.28 | 20 | 5.60 | | | De Freitas, Fabio Ruiz | | | 1596 | BRA | 1.00 | 1 | 0.30 | 20 | 6.00 | | | Takeda, Fernando | | | 1755 | BRA | 0.50 | 1 | 0.01 | 20 | 0.20 | | | Itagyba, Renan Fortes | | | 1722 | BRA | 0.00 | 1 | -0.53 | 20 | -10.60 | | | Van Riemsdijk, Dirk D. | | | 1928 | BRA | 1.00 | 1 | 0.74 | 20 | 14.80 | |
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) | | | | 3o Circuito IRT de Xadrez STD Sub 2050 Taca Colegio Froebel 4a Etapa | Sao Bento do Sul SC | BRA | 2019-08-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1655 | 1747 | 2.50 | 6 | -0.99 | 20 | -19.80 | |
| | Viliczinski, Maria Luiza | | | 1347 * | BRA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Shibata, Antonio Emilio | | | 1946 | BRA | 0.50 | 1 | 0.26 | 20 | 5.20 | | | Horst, Rodrigo | | | 1864 | BRA | 0.50 | 1 | 0.16 | 20 | 3.20 | | | De Oliveira, Guilherme Alfredo B | | | 1981 | BRA | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Machado, Wesley Henrique | | | 1444 | BRA | 0.50 | 1 | -0.36 | 20 | -7.20 | | | Da Cunha, Matheus Mengarda | | | 1347 * | BRA | 0.00 | 1 | -0.92 | 20 | -18.40 | | | * 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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