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Individual Calculations April 2009 |
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| Valente, Joao Nuno Batista Total change: 41.75 | |   |
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| III CARREGOSA CHESS FIDE OPEN | Carregosa | POR | 2008-10-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1671 | 1417 | 2.00 | 4 | 1.21 | 25 | 30.25 | |
|  Araujo, Luis Antonio Nunes | | | 1767 | POR | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Ribau, Nidia Salvador | | | 1553 | POR | 1.00 | 1 | 0.68 | 25 | 17.00 | |  Oliveira, Manuel Jorge Pinho De | | | 1707 | POR | 1.00 | 1 | 0.84 | 25 | 21.00 | | | Aguiar, Henrique Rui Neves | | | 1657 | POR | 0.00 | 1 | -0.20 | 25 | -5.00 | |
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) | | | | III Torneio de Clássicas de Natal do Galitos | Aveiro | POR | 2009-01-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1614 | 1414 | 1.00 | 2 | 0.46 | 25 | 11.50 | |
| | Pires, Gustavo Martins Pereira | | | 1764 | POR | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Reis, Francisco Seabra Oliveira | | | 1463 | POR | 1.00 | 1 | 0.57 | 25 | 14.25 | |
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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