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Individual Calculations May 2011 |
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| Alves, Sidney David Total change: 23.75 | |   |
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| Campeonato Brasileiro Amador 2011 | São Paulo/SP | BRA | 2011-03-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1787 | 1522 | 1.00 | 2 | 0.60 | 25 | 15.00 | |
|  Costa, Joao Carlos Da | | | 1922 * | BRA | 0.00 | 1 | -0.08 | 25 | -2.00 | | | Nunes, Agatha Hurba | | | 1652 | BRA | 1.00 | 1 | 0.68 | 25 | 17.00 | | | * 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) | | | | I IRT do CDR Sao Jose | Sao Paulo/SP | BRA | 2011-03-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1917 | 1522 | 0.00 | 2 | -0.17 | 25 | -4.25 | |
| | Rodrigues, Tiago Pereira | | | 1922 * | BRA | 0.00 | 1 | -0.08 | 25 | -2.00 | |  Devescovi Parreira, Pedro Paulo | | | 1912 | BRA | 0.00 | 1 | -0.09 | 25 | -2.25 | | | * 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) | | | | Aberto do Brasil CXSP - Bienal Joao Braga | Sao Paulo/SP | BRA | 2011-04-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1898 | 1522 | 1.00 | 5 | 0.52 | 25 | 13.00 | |
| | Mariano, Marceley Martins | | | 1922 * | BRA | 0.00 | 1 | -0.08 | 25 | -2.00 | | | Guimaraes, Artemis Pamela | | | 1922 * | BRA | 0.50 | 1 | 0.42 | 25 | 10.50 | | | Lapertosa, Julio | | | 1922 * | BRA | 0.00 | 1 | -0.08 | 25 | -2.00 | | | Sztokbant, Bernardo Vainzoff | | | 1922 * | BRA | 0.00 | 1 | -0.08 | 25 | -2.00 | | | Nunes, Adilson | | | 1801 | BRA | 0.50 | 1 | 0.34 | 25 | 8.50 | | | * 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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