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Individual Calculations November 2018 |
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| Serafim Junior, Arnor Total change: -3.80 | |   |
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| IRT ECP STD Sub 2200 Etapa Peter Schutt 2018 | Sao Paulo SP | BRA | 2018-09-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1671 | 1849 | 3.00 | 5 | -0.58 | 20 | -11.60 | |
|  Funayama S A, Yuri | | | 1673 | BRA | 1.00 | 1 | 0.27 | 20 | 5.40 | |  Neto, Valdeno Brito | | | 1463 | BRA | 0.00 | 1 | -0.91 | 20 | -18.20 | | | Fontella, Amanda Karsburg | | | 1706 | BRA | 0.50 | 1 | -0.19 | 20 | -3.80 | | | Sanchez, Ivan Roberto | | | 1698 | BRA | 1.00 | 1 | 0.30 | 20 | 6.00 | | | Vieira, Alexandre Letizio | | | 1814 | BRA | 0.50 | 1 | -0.05 | 20 | -1.00 | |
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 STD de Blumenau 2018 | Blumenau SC | BRA | 2018-09-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1737 | 1849 | 3.50 | 6 | -0.25 | 20 | -5.00 | |
| | Bahi, Guilherme Falcao | | | 1449 * | BRA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Matsuura, Everaldo | g | | 2249 * | BRA | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Da Silva Junior, Marco Aurelio | | | 1591 | BRA | 0.50 | 1 | -0.32 | 20 | -6.40 | | | Thurow, Richard Ariel | | | 1449 * | BRA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Stroher, Victor Augusto | | | 1457 | BRA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Gauche, Charles | f | | 2224 | BRA | 0.00 | 1 | -0.09 | 20 | -1.80 | | | * 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) | | | | Regional Sul Brasileiro de Xadrez STD 2018 | Florianopolis SC | BRA | 2018-10-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1983 | 1849 | 2.00 | 4 | 0.64 | 20 | 12.80 | |
| | Nunes Jr, Sidney | | | 2060 | BRA | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Cezar, Ricardo De Almeida | | | 1621 | BRA | 1.00 | 1 | 0.21 | 20 | 4.20 | | | De Oliveira, Edson Luciani | | | 2071 | BRA | 0.50 | 1 | 0.28 | 20 | 5.60 | | | Trois, Francisco R.t. | m | | 2180 | BRA | 0.50 | 1 | 0.38 | 20 | 7.60 | |
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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