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Individual Calculations June 2013 |
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| Costa, Rogerio De Souza Total change: 82.50 | |   |
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| Zonal Bahia 2013 | Salvador/BA | BRA | 2013-04-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1893 | 1699 | 4.00 | 7 | 2.21 | 30 | 66.30 | |
|  Assis, Rafael De Souza | | | 1960 | BRA | 0.00 | 1 | -0.18 | 30 | -5.40 | | | Silva, Jose Romain T Da Costa E | | | 1765 | BRA | 1.00 | 1 | 0.59 | 30 | 17.70 | | | Silva, Gilberto Oliveira E | | | 1908 | BRA | 0.00 | 1 | -0.23 | 30 | -6.90 | | | Barreto, Jorge Eduardo Q. De O. | | | 1925 | BRA | 1.00 | 1 | 0.79 | 30 | 23.70 | |  Costa, Ricardo Santos | | | 1839 | BRA | 1.00 | 1 | 0.69 | 30 | 20.70 | | | Melo, Moises Dos Santos | | | 1843 | BRA | 1.00 | 1 | 0.69 | 30 | 20.70 | | | Da Costa, Loyson Rodrigues | | | 2010 | BRA | 0.00 | 1 | -0.14 | 30 | -4.20 | |
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) | | | | XVII Memorial Cel PM Francisco Alves | Fortaleza/CE | BRA | 2013-05-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1965 | 1704 | 1.50 | 5 | 0.54 | 30 | 16.20 | |
| | Abreu Santos, Eudismar | | | 2104 * | BRA | 0.00 | 1 | -0.08 | 30 | -2.40 | | | Nonato Veras Da Silva, Raimundo | | | 1942 | BRA | 1.00 | 1 | 0.80 | 30 | 24.00 | | | Rezende, Guilherme Vilela | | | 2003 | BRA | 0.00 | 1 | -0.15 | 30 | -4.50 | | | Lima Fo, Jose Pacifico | | | 1908 | BRA | 0.50 | 1 | 0.26 | 30 | 7.80 | | | Boabaid, Jorge Alberto Duardes | | | 1866 | BRA | 0.00 | 1 | -0.29 | 30 | -8.70 | | | * 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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