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Individual Calculations October 2019 |
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| Deus Filho, Joaquim De Total change: 9.40 | |   |
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| XII Memorial Governador Miguel Arraes Nordestao 2019 - Regional Nordeste CBX | Recife PE | BRA | 2019-08-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1967 | 1926 | 2.00 | 4 | 0.19 | 20 | 3.80 | |
|  Brito, Luismar | f | | 2259 | BRA | 0.00 | 1 | -0.12 | 20 | -2.40 | |  Nobre, Jose Adalberto Barbosa | | | 1603 | BRA | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Lima, Luiz Alexandre De Souza | | | 1828 | BRA | 1.00 | 1 | 0.37 | 20 | 7.40 | | | Bouwman, Marcelo Wanderley | | | 2176 | BRA | 0.00 | 1 | -0.19 | 20 | -3.80 | |
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) | | | | Aberto do Brasil I Niteroi Chess Open 2019 | Niteroi RJ | BRA | 2019-09-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1715 | 1848 | 3.50 | 5 | 0.28 | 20 | 5.60 | |
| | De Oliveira, Itala Chesley Lopes | | | 1460 | BRA | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Santos Filho, Tadeu Sousa | | | 2041 | BRA | 0.00 | 1 | -0.25 | 20 | -5.00 | | | Parreira, Teodora Ribeiro | | | 1575 | BRA | 0.50 | 1 | -0.33 | 20 | -6.60 | | | Nobre, Jose Adalberto Barbosa | | | 1590 | BRA | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Rodrigues, Nei Jorge | | | 1910 | BRA | 1.00 | 1 | 0.59 | 20 | 11.80 | |
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) | | |
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