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Individual Calculations September 2009 |
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| Guimaraes, Claudio Total change: -3.30 | |   |
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| XX Taca de Lisboa | Lisboa | POR | 2009-01-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2180 | 1990 | 0.00 | 1 | -0.25 | 15 | -3.75 | |
|  Pereira, Edgar | | | 2180 | POR | 0.00 | 1 | -0.25 | 15 | -3.75 | |
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) | | | | 3º Circuito de Xadrez de Vila Franca de Xira - 3º Torneio | Alverca | POR | 2009-06-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1816 | 1985 | 3.50 | 5 | 0.03 | 15 | 0.45 | |
|  Martins, Abilio Morgado | | | 1669 | POR | 1.00 | 1 | 0.13 | 15 | 1.95 | | | Pinheiro, Joao Pedro De Melo | | | 1635 | POR | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Seia, Joao Manuel | | | 1750 | POR | 1.00 | 1 | 0.21 | 15 | 3.15 | | | Santos, Joao Artur Almeida Dos | | | 2065 | POR | 0.50 | 1 | 0.11 | 15 | 1.65 | | | Rocha, Manuel Fernando Teixeira | | | 1963 | POR | 0.00 | 1 | -0.53 | 15 | -7.95 | |
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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