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Individual Calculations June 2019 |
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| Silva, Valdecir Batista Total change: 20.00 | |   |
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| IV Aberto do Brasil de Xadrez STD Etapa Maraba | Maraba PA | BRA | 2019-04-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1990 | 1865 | 3.00 | 6 | 1.00 | 20 | 20.00 | |
|  Chang, Suzana | | wf | 2008 | BRA | 1.00 | 1 | 0.69 | 20 | 13.80 | | | Cunha, Adriano De Jesus Silva | | | 1983 | BRA | 1.00 | 1 | 0.66 | 20 | 13.20 | |  De Sousa, Werlles Milhomem | | | 1958 | BRA | 1.00 | 1 | 0.63 | 20 | 12.60 | | | Chaves, Allysson Pereira | | | 2071 | BRA | 0.00 | 1 | -0.24 | 20 | -4.80 | | | Laranjeira, Marcio Muniz | | | 1951 | BRA | 0.00 | 1 | -0.38 | 20 | -7.60 | | | Pontes, Israel Fillip Da Silva | | | 1971 | BRA | 0.00 | 1 | -0.36 | 20 | -7.20 | |
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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