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Individual Calculations July 2009 |
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| Valente, Joao Nuno Baptista Total change: 17.00 | |   |
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| Galitos Chess Open III | Aveiro | POR | 2009-03-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1551 | 1414 | 1.00 | 3 | 0.02 | 25 | 0.50 | |
|  Reis, Francisco Seabra Oliveira | | | 1463 | POR | 1.00 | 1 | 0.57 | 25 | 14.25 | | | Andias, Joao Pedro Menezes | | | 1708 | POR | 0.00 | 1 | -0.15 | 25 | -3.75 | |  Silva, Joao Miguel Carvalho Lop | | | 1483 | POR | 0.00 | 1 | -0.40 | 25 | -10.00 | |
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) | | | | CN Sub-12 | Albufeira | POR | 2009-03-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1533 | 1414 | 1.00 | 1 | 0.66 | 25 | 16.50 | |
| | Martins, Guilherme Pires Tavares | | | 1533 | POR | 1.00 | 1 | 0.66 | 25 | 16.50 | |
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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